CN207557562U - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
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- CN207557562U CN207557562U CN201721627729.7U CN201721627729U CN207557562U CN 207557562 U CN207557562 U CN 207557562U CN 201721627729 U CN201721627729 U CN 201721627729U CN 207557562 U CN207557562 U CN 207557562U
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Abstract
This application discloses a kind of optical imaging lens, which is sequentially included along optical axis by object side to image side：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens.Wherein, the first lens have positive light coke, and object side is convex surface；Second lens have negative power, and object side is convex surface, and image side surface is concave surface；Third lens have positive light coke or negative power；4th lens have positive light coke or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power, and object side is convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power, and object side is convex surface, and image side surface is concave surface.Wherein, the effective focal length f1 of the first lens and the first lens meet 3.0 ＜ f1/CT1 ＜ 4.0 in the center thickness CT1 on optical axis.
Description
Technical field
This application involves a kind of optical imaging lens, more specifically, this application involves a kind of optics for including eight lens
Imaging lens.
Background technology
It updates with smart mobile phone, tablet computer and with the high speed of the relevant consumption electronic product of artificial intelligence,
Requirement of the market to product end imaging lens is further diversified.In addition to product end imaging lens is required to have high pixel, high-resolution
The characteristics such as rate and/or high relative luminance, also propose corresponding requirement to the big field angle of imaging lens and large aperture etc.,
To meet all kinds of shooting demands.
Utility model content
This application provides be applicable to portable electronic product, can at least solve or part solve it is of the prior art
The optical imaging lens of above-mentioned at least one shortcoming.
On the one hand, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to
Sequence includes：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th are thoroughly
Mirror.Wherein, the first lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, object side
Face can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have positive light coke
Or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power, object
Side can be convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power,
Object side can be convex surface, and image side surface can be concave surface.Wherein, the effective focal length f1 of the first lens and the first lens are on optical axis
Heart thickness CT1 can meet 3.0 ＜ f1/CT1 ＜ 4.0.
In one embodiment, total effective focal length f of the optical imaging lens and Entry pupil diameters EPD of optical imaging lens
F/EPD≤1.9 can be met.
In one embodiment, the center of the object side of the first lens to the imaging surface of optical imaging lens on optical axis
Distance TTL and optical imaging lens imaging surface on the half ImgH of effective pixel area diagonal line length can meet TTL/ImgH
≤1.6。
In one embodiment, the curvature of the object side of 6 and second lens of radius of curvature R of the image side surface of third lens
Radius R3 can meet | R6/R3 | ＜ 7.0.
In one embodiment, the effective focal length f2 of the second lens and the effective focal length f1 of the first lens can meet -2.1
＜ f2/f1 ＜ -1.5.
In one embodiment, spacing distance T23 on optical axis of the second lens and third lens, the 5th lens and
Two lens of arbitrary neighborhood are on optical axis in spacing distance T56 and the first lens to the 8th lens of 6th lens on optical axis
The sum of spacing distance Σ AT can meet 0.3 ＜ (T23+T56)/∑ AT ＜ 1.0.
In one embodiment, total effective focal length f of optical imaging lens and the 6th lens, the 7th lens and the 8th are saturating
The combined focal length f678 of mirror can meet -0.4 ＜ f/f678 ＜ 0.
In one embodiment, the curvature of the image side surface of the radius of curvature R 5 and third lens of the object side of third lens
Radius R6 can meet | (R5+R6)/(R5-R6) | ＜ 25.
In one embodiment, total effective focal length f of optical imaging lens, third lens are in the center thickness on optical axis
CT3, the 4th lens can meet 5.0 ＜ in the center thickness CT4 on optical axis and the 5th lens in the center thickness CT5 on optical axis
F/ (CT3+CT4+CT5) ＜ 7.0.
In one embodiment, the combination of total effective focal length f of optical imaging lens, the 4th lens and the 5th lens is burnt
Can meet away from f45 and the combined focal length f67 of the 6th lens and the 7th lens | f/f45 |+| f/f67 | ＜ 1.
In one embodiment, the effective focal length f7 of 16 and the 7th lens of radius of curvature R of the image side surface of the 8th lens
Can meet | R16/f7 | ＜ 0.5.
In one embodiment, 15 and the 6th lens of radius of curvature R of the object side of the 8th lens and the 7th lens
Combined focal length f67 can meet | R15/f67 | ＜ 0.5.
On the other hand, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th
Lens.Wherein, the first lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, object
Side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have positive light focus
Degree or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power,
Object side can be convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power,
Its object side can be convex surface, and image side surface can be concave surface.Wherein, total effective focal length f of optical imaging lens, third lens are in optical axis
On center thickness CT3, the 4th lens in the center thickness CT4 on optical axis and the 5th lens in the center thickness on optical axis
CT5 can meet 5.0 ＜ f/ (CT3+CT4+CT5) ＜ 7.0.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th
Lens.Wherein, the first lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, object
Side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have positive light focus
Degree or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power,
Object side can be convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power,
Its object side can be convex surface, and image side surface can be concave surface.Wherein, 6 and second lens of radius of curvature R of the image side surface of third lens
The radius of curvature R 3 of object side can meet | R6/R3 | ＜ 7.0.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th
Lens.Wherein, the first lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, object
Side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have positive light focus
Degree or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power,
Object side can be convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power,
Its object side can be convex surface, and image side surface can be concave surface.Wherein, spacing distance T23 on optical axis of the second lens and third lens,
Arbitrary neighborhood two is saturating in the spacing distance T56 and the first lens to the 8th lens of 5th lens and the 6th lens on optical axis
The sum of spacing distance of the mirror on optical axis Σ AT can meet 0.3 ＜ (T23+T56)/∑ AT ＜ 1.0.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th
Lens.Wherein, the first lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, object
Side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have positive light focus
Degree or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power,
Object side can be convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power,
Its object side can be convex surface, and image side surface can be concave surface.Wherein, total effective focal length f of optical imaging lens and the 6th lens, the 7th
The combined focal length f678 of lens and the 8th lens can meet -0.4 ＜ f/f678 ＜ 0.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th
Lens.Wherein, the first lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, object
Side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have positive light focus
Degree or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power,
Object side can be convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power,
Its object side can be convex surface, and image side surface can be concave surface.Wherein, total effective focal length f, the 4th lens and the 5th of optical imaging lens
The combined focal length f45 and the combined focal length f67 of the 6th lens and the 7th lens of lens can meet | f/f45 |+| f/f67 | ＜ 1.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
Sequentially include：First lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th
Lens.Wherein, the first lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, object
Side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；4th lens have positive light focus
Degree or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power,
Object side can be convex surface；7th lens have positive light coke or negative power；8th lens have positive light coke or negative power,
Its object side can be convex surface, and image side surface can be concave surface.Wherein, 15 and the 6th lens of radius of curvature R of the object side of the 8th lens
Can meet with the combined focal length f67 of the 7th lens | R15/f67 | ＜ 0.5.
The application employs multi-disc (for example, eight) lens, by each power of lens of reasonable distribution, face type, each
Spacing etc. on axis between the center thickness of mirror and each lens so that above-mentioned optical imaging lens have ultra-thin, miniaturization, big
At least one advantageous effects such as aperture, big visual angle, high relative illumination, high image quality, low sensitivity.
Description of the drawings
With reference to attached drawing, by the detailed description of following non-limiting embodiment, other features of the application, purpose and excellent
Point will be apparent.In the accompanying drawings：
Fig. 1 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 1；
Fig. 2A to Fig. 2 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 1, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 3 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 2, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 5 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 3, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 7 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 4, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 9 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 5, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 11 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 6, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 13 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 7, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 15 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 8, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 17 shows the structure diagrams of the optical imaging lens according to the embodiment of the present application 9；
Figure 18 A to Figure 18 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 9, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 19 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 10；
Figure 20 A to Figure 20 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 10, astigmatism curve,
Distortion curve and ratio chromatism, curve；
Figure 21 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 11；
Figure 22 A to Figure 22 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 11, astigmatism curve,
Distortion curve and ratio chromatism, curve；
Figure 23 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 12；
Figure 24 A to Figure 24 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 12, astigmatism curve,
Distortion curve and ratio chromatism, curve；
Figure 25 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 13；
Figure 26 A to Figure 26 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 13, astigmatism curve,
Distortion curve and ratio chromatism, curve；
Figure 27 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 14；
Figure 28 A to Figure 28 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 14, astigmatism curve,
Distortion curve and ratio chromatism, curve.
Specific embodiment
Refer to the attached drawing is made more detailed description by the application in order to better understand to the various aspects of the application.It should
Understand, these are described in detail the only description to the illustrative embodiments of the application rather than limit the application in any way
Range.In the specification, the identical element of identical reference numbers.It states "and/or" and includes associated institute
Any and all combinations of one or more of list of items.
It should be noted that in the present specification, the statement of first, second, third, etc. is only used for a feature and another spy
Sign distinguishes, and does not indicate that any restrictions to feature.Therefore, in the case of without departing substantially from teachings of the present application, hereinafter
The first lens discussed are also known as the second lens or third lens.
In the accompanying drawings, for convenience of description, thickness, the size and shape of lens are slightly exaggerated.Specifically, attached drawing
Shown in spherical surface or aspherical shape be illustrated by way of example.That is, spherical surface or aspherical shape are not limited to attached drawing
In the spherical surface that shows or aspherical shape.Attached drawing is merely illustrative and and non-critical drawn to scale.
Herein, near axis area refers to the region near optical axis.If lens surface is convex surface and does not define convex surface position
When putting, then it represents that the lens surface is convex surface near axis area is less than；If lens surface is concave surface and does not define the concave surface position
When, then it represents that the lens surface is concave surface near axis area is less than.It is known as object side near the surface of object in each lens,
It is known as image side surface near the surface of imaging surface in each lens.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
Represent there is stated feature, element and/or component, but do not preclude the presence or addition of one or more when being used in bright book
A other feature, element, component and/or combination thereof.In addition, ought the statement of such as at least one of " ... " appear in
When after the list of listed feature, the individual component in entire listed feature rather than modification list is modified.In addition, when description
During presently filed embodiment, represented " one or more embodiments of the application " using "available".Also, term is " exemplary
" it is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms used herein be respectively provided with (including technical terms and scientific words) with
The application one skilled in the art's is generally understood identical meaning.It will also be appreciated that term (such as in everyday words
Term defined in allusion quotation) meaning consistent with their meanings in the context of the relevant technologies should be interpreted as having, and
It will not be explained with idealization or excessively formal sense, unless clearly so limiting herein.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The feature of the application, principle and other aspects are described in detail below.
It may include such as eight lens with focal power according to the optical imaging lens of the application illustrative embodiments,
That is, the first lens, the second lens, third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens.
This eight lens are along optical axis by object side to image side sequential.
In the exemplary embodiment, the first lens can have positive light coke, and object side can be convex surface；Second lens can
With negative power, object side can be convex surface, and image side surface can be concave surface；Third lens have positive light coke or negative power；
4th lens have positive light coke or negative power；5th lens have positive light coke or negative power；6th lens have just
Focal power or negative power, object side can be convex surface；7th lens have positive light coke or negative power；8th lens have
Positive light coke or negative power, object side can be convex surface, and image side surface can be concave surface.
In the exemplary embodiment, the optical imaging lens of the application can meet 3.0 ＜ f1/CT1 ＜ 4.0 of conditional,
Wherein, f1 is the effective focal length of the first lens, and CT1 is the first lens in the center thickness on optical axis.More specifically, f1 and CT1
3.31≤f1/CT1≤3.74 can further be met.The rationally ratio of control f1 and CT1, can efficiently control deflection of light, drop
The sensibility of low imaging system, while reduce the front end size of imaging system.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional f/EPD≤1.9, wherein, f
For total effective focal length of optical imaging lens, EPD is the Entry pupil diameters of optical imaging lens.More specifically, f and EPD are further
1.58≤f/EPD≤1.80 can be met.Meet conditional f/EPD≤1.9, can effectively increase the thang-kng amount in the unit interval,
Make optical imaging lens that there is large aperture advantage, so as to enhance the imaging effect under the weaker environment of light, improve edge and regard
The illumination of field.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional TTL/ImgH≤1.6,
In, TTL is the center of the first lens object side to distance of the imaging surface on optical axis of optical imaging lens, ImgH for optics into
As camera lens imaging surface on effective pixel area diagonal line length half.More specifically, TTL and ImgH can further meet 1.50
≤TTL/ImgH≤1.59.By controlling the ratio of TTL and ImgH, the longitudinal size of imaging system is effectively had compressed, is ensured
Camera lens has compact dimensioning characteristic.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | R6/R3 | ＜ 7.0,
In, R6 is the radius of curvature of the image side surface of third lens, and R3 is the radius of curvature of the object side of the second lens.More specifically, R6
It can further meet 0.53 with R3≤| R6/R3 |≤6.87.The rationally ratio of control R6 and R3, can make imaging system preferable
Realize light path deviation in ground.
In the exemplary embodiment, the optical imaging lens of the application can meet -2.1 ＜ f2/f1 ＜ of conditional -
1.5, wherein, f2 is the effective focal length of the second lens, and f1 is the effective focal length of the first lens.More specifically, f2 and f1 are further
- 2.07≤f2/f1≤- 1.67 can be met.The effective focal length of the first lens of reasonable Arrangement and the second lens, can effectively balance into
As the spherical aberration of system, astigmatism and distortion, so as to promote the image quality of imaging system.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.3 ＜ of conditional (T23+T56)/∑
AT ＜ 1.0, wherein, T23 is the spacing distance of the second lens and third lens on optical axis, and T56 is that the 5th lens and the 6th are saturating
Spacing distance of the mirror on optical axis, Σ AT are interval of two lens of arbitrary neighborhood on optical axis in each lens with focal power
Sum of the distance.More specifically, T23, T56 and Σ AT can further meet 0.4 ＜ (T23+T56)/∑ AT ＜ 0.8, for example, 0.48
≤(T23+T56)/∑AT≤0.76.Airspace in reasonable Arrangement imaging system between each lens may be such that deflection of light becomes
In mitigation, so as to reduce the sensibility of imaging system.
It should be noted that in the imaging system with eight lens, Σ AT are to appoint in the first lens to the 8th lens
It anticipates the sum of the spacing distance of adjacent two lens on optical axis, that is, the Σ AT=T12+T23 in the imaging system with eight lens
+ T34+T45+T56+T67+T78, wherein, T12 be the spacing distance of the first lens and the second lens on optical axis, T23 second
The spacing distance of lens and third lens on optical axis, T34 are the spacing distance of third lens and the 4th lens on optical axis,
T45 is the spacing distance of the 4th lens and the 5th lens on optical axis, and T56 is the 5th lens and the 6th lens on optical axis
Spacing distance, T67 are the spacing distance of the 6th lens and the 7th lens on optical axis, and T78 exists for the 7th lens and the 8th lens
Spacing distance on optical axis.
In the exemplary embodiment, the optical imaging lens of the application can meet -0.4 ＜ f/f678 ＜ 0 of conditional,
Wherein, f is total effective focal length of optical imaging lens, and f678 is the combined focal length of the 6th lens, the 7th lens and the 8th lens.
More specifically, f and f678 can further meet -0.25 ＜ f/f678 ＜ -0.15, for example, -0.19≤f/f678≤- 0.11.It closes
Removing the work puts the combined focal length of the 6th lens, the 7th lens and the 8th lens, and be conducive to camera lens also has when carrying out microshot
Preferable imaging effect.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | (R5+R6)/(R5-R6) |
＜ 25, wherein, R5 is the radius of curvature of the object side of third lens, and R6 is the radius of curvature of the image side surface of third lens.More
Body, R5 and R6 can further meet 0.01≤| (R5+R6)/(R5-R6) |≤23.66.Reasonable distribution third lens object side
With the radius of curvature of image side surface, astigmatism, distortion and the coma of imaging system can be effectively improved, and then promote the imaging of imaging system
Quality.
In the exemplary embodiment, the optical imaging lens of the application can meet 5.0 ＜ f/ (CT3+CT4+ of conditional
CT5) ＜ 7.0, wherein, f is total effective focal length of optical imaging lens, and CT3 is third lens in the center thickness on optical axis,
CT4 is the 4th lens in the center thickness on optical axis, and CT5 is the 5th lens in the center thickness on optical axis.More specifically, f,
CT3, CT4 and CT5 can further meet 5.08≤f/ (CT3+CT4+CT5)≤6.39.The center for rationally controlling each lens is thick
Degree, can active balance imaging system coma and astigmatism.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | f/f45 |+| f/f67 | ＜
1, wherein, f is total effective focal length of optical imaging lens, and f45 is the combined focal length of the 4th lens and the 5th lens, f67 the
The combined focal length of six lens and the 7th lens.More specifically, f, f45 and f67 can further meet 0.05 ＜ | f/f45 |+| f/
F67 | ＜ 0.85, for example, 0.11≤| f/f45 |+| f/f67 |≤0.79.Each power of lens of reasonable distribution, can effective Horizon
Astigmatism, distortion and the aberration for the imaging system that weighs, and then promote the image quality of imaging system.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | R16/f7 | ＜ 0.5,
In, R16 is the radius of curvature of the image side surface of the 8th lens, and f7 is the effective focal length of the 7th lens.More specifically, R16 and f7 into
One step can meet 0 ＜ | R16/f7 | ＜ 0.3, for example, 0.01≤| R16/f7 |≤0.28.The rationally ratio of control R16 and f7, can
Imaging system is enable relatively easily to match common chip.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | R15/f67 | ＜ 0.5,
In, R15 is the radius of curvature of the object side of the 8th lens, and f67 is the combined focal length of the 6th lens and the 7th lens.More specifically
Ground, R15 and f67 can further meet 0.02≤| R15/f67 |≤0.42.The rationally curvature half of the 8th lens object side of control
Diameter can slow down deflection of light angle, reduce the sensibility of imaging system.
In the exemplary embodiment, above-mentioned optical imaging lens may also include at least one diaphragm, to promote camera lens
Image quality.Diaphragm can be arranged as required to locate at an arbitrary position, for example, diaphragm may be provided between object side and the first lens.
Optionally, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting
The protective glass of photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above eight can be used according to the optical imaging lens of the above embodiment of the application
Piece.Pass through spacing on the axis between each power of lens of reasonable distribution, face type, the center thickness of each lens and each lens
Deng can effectively reduce the volume of imaging lens, reduce the susceptibility of imaging lens and improve the machinabilitys of imaging lens, make
Optical imaging lens are obtained to be more advantageous to producing and processing and being applicable to portable electronic product.Meanwhile pass through above-mentioned configuration
Optical imaging lens also have the advantageous effect such as large aperture, big visual angle, high relative illumination, high image quality, low sensitivity.
In presently filed embodiment, at least one of minute surface of each lens is aspherical mirror.Non-spherical lens
The characteristics of be：From lens centre to lens perimeter, curvature is consecutive variations.It is constant with having from lens centre to lens perimeter
The spherical lens of curvature is different, and non-spherical lens has more preferably radius of curvature characteristic, and there is improvement to distort aberration and improve picture
The advantages of dissipating aberration.After non-spherical lens, the aberration occurred when imaging can be eliminated as much as possible, so as to improve
Image quality.
However, it will be understood by those of skill in the art that without departing from this application claims technical solution situation
Under, the lens numbers for forming optical imaging lens can be changed, to obtain each result and the advantage described in this specification.Example
Such as, although being described by taking eight lens as an example in embodiments, which is not limited to include eight
Lens.If desired, the optical imaging lens may also include the lens of other quantity.
The specific embodiment for the optical imaging lens for being applicable to the above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 to Fig. 2 D descriptions according to the optical imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to this
Apply for the structure diagram of the optical imaging lens of embodiment 1.
As shown in Figure 1, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.
5th lens E5 has negative power, and object side S9 is concave surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is recessed
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 1 show the surface types of each lens of the optical imaging lens of embodiment 1, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 1
As shown in Table 1, the object side of any one lens in the first lens E1 to the 8th lens E8 and image side surface are
It is aspherical.In the present embodiment, the face type x of each non-spherical lens is available but is not limited to following aspherical formula and is defined：
Wherein, x be it is aspherical along optical axis direction when being highly the position of h, away from aspheric vertex of surface apart from rise；C is
Aspherical paraxial curvature, c=1/R (that is, paraxial curvature c is the inverse of 1 mean curvature radius R of upper table)；K for circular cone coefficient (
It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th ranks.The following table 2 is given available for each aspherical in embodiment 1
The high order term coefficient A of minute surface S1-S164、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 3.2193E-03 | -3.2302E-02 | 1.8203E-01 | -5.4629E-01 | 9.7519E-01 | -1.0646E+00 | 6.9385E-01 | -2.4783E-01 | 3.6791E-02 |
| S2 | -6.6076E-02 | 1.6998E-01 | -2.4012E-01 | 8.3600E-02 | 3.0539E-01 | -6.1541E-01 | 5.3590E-01 | -2.3473E-01 | 4.2115E-02 |
| S3 | -1.2643E-01 | 3.4269E-01 | -6.5891E-01 | 1.3658E+00 | -2.8690E+00 | 4.7970E+00 | -5.2062E+00 | 3.1628E+00 | -8.0710E-01 |
| S4 | -1.1469E-01 | 9.1645E-02 | 5.8552E-01 | -4.1110E+00 | 1.3312E+01 | -2.5435E+01 | 2.9094E+01 | -1.8447E+01 | 5.0332E+00 |
| S5 | -3.9947E-02 | -1.8699E-01 | 1.3772E+00 | -6.4965E+00 | 1.8046E+01 | -3.1145E+01 | 3.2634E+01 | -1.8933E+01 | 4.6640E+00 |
| S6 | 5.4266E-02 | -6.8332E-02 | -6.6624E-02 | 2.0122E-01 | -5.4430E-01 | 1.0901E+00 | -1.2067E+00 | 6.9730E-01 | -1.6286E-01 |
| S7 | 8.8777E-03 | 1.9560E-01 | -1.1697E+00 | 2.8555E+00 | -4.0936E+00 | 3.6849E+00 | -2.0341E+00 | 6.2830E-01 | -8.3346E-02 |
| S8 | -1.1329E-01 | 9.4842E-01 | -3.2187E+00 | 5.7993E+00 | -6.3763E+00 | 4.4127E+00 | -1.8646E+00 | 4.3781E-01 | -4.3749E-02 |
| S9 | -1.3881E-01 | 1.0123E+00 | -2.7639E+00 | 4.2356E+00 | -4.0825E+00 | 2.5115E+00 | -9.5076E-01 | 2.0107E-01 | -1.8153E-02 |
| S10 | -9.7699E-02 | 2.1633E-01 | -3.0350E-01 | 2.9076E-01 | -2.0129E-01 | 9.8065E-02 | -3.0886E-02 | 5.5114E-03 | -4.1800E-04 |
| S11 | 1.1883E-01 | -3.1003E-01 | 4.6535E-01 | -5.3690E-01 | 4.2687E-01 | -2.2499E-01 | 7.3914E-02 | -1.3476E-02 | 1.0313E-03 |
| S12 | 1.6777E-02 | -3.6805E-02 | 6.0047E-02 | -5.5472E-02 | 2.8785E-02 | -8.6276E-03 | 1.4633E-03 | -1.2707E-04 | 4.1751E-06 |
| S13 | -9.1422E-03 | 3.5157E-02 | -5.6961E-02 | 4.4249E-02 | -1.9097E-02 | 4.9128E-03 | -7.5178E-04 | 6.3082E-05 | -2.2282E-06 |
| S14 | 3.6327E-03 | 4.7385E-02 | -8.6670E-02 | 6.1295E-02 | -2.5200E-02 | 6.3987E-03 | -9.7780E-04 | 8.2243E-05 | -2.9426E-06 |
| S15 | -2.2958E-01 | 1.5359E-01 | -7.5955E-02 | 2.9749E-02 | -8.3341E-03 | 1.5516E-03 | -1.8061E-04 | 1.1875E-05 | -3.3700E-07 |
| S16 | -2.7121E-01 | 1.4588E-01 | -6.8024E-02 | 2.1719E-02 | -4.5675E-03 | 6.2513E-04 | -5.4078E-05 | 2.7270E-06 | -6.2700E-08 |
Table 2
Table 3 provides total effective focal length f of optical imaging lens in embodiment 1, the effective focal length f1 to f8 of each lens, imaging
The half ImgH of effective pixel area diagonal line length on the S19 of face, the first lens E1 the center of object side S1 exist to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
Table 3
Optical imaging lens in embodiment 1 meet：
F1/CT1=3.73, wherein, f1 is the effective focal length of the first lens E1, and CT1 is the first lens E1 on optical axis
Center thickness；
F/EPD=1.80, wherein, f is total effective focal length of optical imaging lens, and EPD is the entrance pupil of optical imaging lens
Diameter；
TTL/ImgH=1.59, wherein, the center that TTL is the object side S1 of the first lens E1 is to imaging surface S19 in optical axis
On distance, ImgH be imaging surface S19 on effective pixel area diagonal line length half；
| R6/R3 |=0.53, wherein, R6 is the radius of curvature of the image side surface S6 of third lens E3, and R3 is the second lens E2
Object side S3 radius of curvature；
F2/f1=-2.07, wherein, f2 is the effective focal length of the second lens E2, and f1 is the effective focal length of the first lens E1；
(T23+T56)/Σ AT=0.75, wherein, T23 is the interval of the second lens E2 and third lens E3 on optical axis
Distance, T56 are spacing distances of the 5th lens E5 and the 6th lens E6 on optical axis, and Σ AT are the first lens E1 to the 8th lens
The sum of the spacing distance of two lens of arbitrary neighborhood on optical axis in E8；
F/f678=-0.11, wherein, f is total effective focal length of optical imaging lens, and f678 is the 6th lens E6, the 7th
The combined focal length of lens E7 and the 8th lens E8；
| (R5+R6)/(R5-R6) |=2.17, wherein, R5 is the radius of curvature of the object side S5 of third lens E3, and R6 is
The radius of curvature of the image side surface S6 of third lens E3；
F/ (CT3+CT4+CT5)=5.28, wherein, f is total effective focal length of optical imaging lens, and CT3 is third lens
E3 is in the center thickness on optical axis, and CT4 is the 4th lens E4 in the center thickness on optical axis, and CT5 is the 5th lens E5 in optical axis
On center thickness；
| f/f45 |+| f/f67 |=0.79, wherein, f is total effective focal length of optical imaging lens, and f45 is the 4th lens
The combined focal length of E4 and the 5th lens E5, f67 are the combined focal length of the 6th lens E6 and the 7th lens E7；
| R16/f7 |=0.12, wherein, R16 is the radius of curvature of the image side surface S16 of the 8th lens E8, and f7 is the 7th lens
The effective focal length of E7；
| R15/f67 |=0.09, wherein, R15 is the radius of curvature of the object side S15 of the 8th lens E8, and f67 is saturating for the 6th
The combined focal length of mirror E6 and the 7th lens E7.
In addition, Fig. 2A shows chromatic curve on the axis of the optical imaging lens of embodiment 1, the light of different wave length is represented
Line deviates via the converging focal point after camera lens.Fig. 2 B show the astigmatism curve of the optical imaging lens of embodiment 1, represent son
Noon curvature of the image and sagittal image surface bending.Fig. 2 C show the distortion curve of the optical imaging lens of embodiment 1, represent different
Distortion sizes values in the case of visual angle.Fig. 2 D show the ratio chromatism, curve of the optical imaging lens of embodiment 1, represent light
Line via the different image heights after camera lens on imaging surface deviation.A to Fig. 2 D is it is found that light given by embodiment 1 according to fig. 2
Good image quality can be realized by learning imaging lens.
Embodiment 2
Referring to Fig. 3 to Fig. 4 D descriptions according to the optical imaging lens of the embodiment of the present application 2.In the present embodiment and following
In embodiment, for brevity, by clipped description similar to Example 1.Fig. 3 is shown according to the embodiment of the present application 2
Optical imaging lens structure diagram.
As shown in figure 3, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has negative power, and object side S9 is concave surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is recessed
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 4 show the surface types of each lens of the optical imaging lens of embodiment 2, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 4
As shown in Table 4, in example 2, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 5 shows the high order term coefficient available for aspherical mirror each in embodiment 2, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 5
Table 6 provides total effective focal length f of optical imaging lens in embodiment 2, the effective focal length f1 to f8 of each lens, imaging
The half ImgH of effective pixel area diagonal line length on the S19 of face, the first lens E1 the center of object side S1 exist to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 4.15 | 3.18 | -6.28 | 8.06 | 196.34 | -8.91 | 9.24 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | -11.60 | -13.49 | 3.28 | 4.95 | 46.3 | 1.78 |
Table 6
Fig. 4 A show chromatic curve on the axis of the optical imaging lens of embodiment 2, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 4 B show the astigmatism curve of the optical imaging lens of embodiment 2, represent meridian
Curvature of the image and sagittal image surface bending.Fig. 4 C show the distortion curve of the optical imaging lens of embodiment 2, represent that difference regards
Distortion sizes values in the case of angle.Fig. 4 D show the ratio chromatism, curve of the optical imaging lens of embodiment 2, represent light
Via the deviation of the different image heights after camera lens on imaging surface.According to Fig. 4 A to Fig. 4 D it is found that optics given by embodiment 2
Imaging lens can realize good image quality.
Embodiment 3
The optical imaging lens according to the embodiment of the present application 3 are described referring to Fig. 5 to Fig. 6 D.Fig. 5 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 3.
As shown in figure 5, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.
5th lens E5 has negative power, and object side S9 is concave surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is recessed
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 7 show the surface types of each lens of the optical imaging lens of embodiment 3, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 7
As shown in Table 7, in embodiment 3, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 8 shows the high order term coefficient available for aspherical mirror each in embodiment 3, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 3.3947E-03 | -4.2555E-02 | 2.1682E-01 | -5.7825E-01 | 9.0601E-01 | -8.6342E-01 | 4.9039E-01 | -1.5245E-01 | 1.9715E-02 |
| S2 | -4.3240E-02 | 7.2885E-02 | 1.2799E-02 | -3.2135E-01 | 6.6692E-01 | -7.1256E-01 | 4.2880E-01 | -1.3745E-01 | 1.8220E-02 |
| S3 | -1.0251E-01 | 1.8664E-01 | 1.4044E-02 | -8.1869E-01 | 2.1191E+00 | -2.7780E+00 | 2.0135E+00 | -7.3861E-01 | 1.0125E-01 |
| S4 | -1.0683E-01 | 9.2440E-02 | 2.4325E-01 | -1.6249E+00 | 4.3521E+00 | -6.7806E+00 | 6.4064E+00 | -3.4607E+00 | 8.4970E-01 |
| S5 | -1.8514E-02 | -3.7664E-01 | 2.3238E+00 | -9.3720E+00 | 2.3245E+01 | -3.6053E+01 | 3.4009E+01 | -1.7803E+01 | 3.9646E+00 |
| S6 | 7.6595E-02 | -3.2310E-01 | 8.6668E-01 | -1.8044E+00 | 2.1987E+00 | -1.2968E+00 | 1.0810E-01 | 2.4934E-01 | -8.7311E-02 |
| S7 | 2.8856E-02 | -1.9720E-02 | -1.8617E-01 | 3.6893E-01 | -3.5850E-01 | 2.4051E-01 | -1.1436E-01 | 3.3399E-02 | -4.3702E-03 |
| S8 | -1.0627E-01 | 7.4326E-01 | -2.1311E+00 | 3.2784E+00 | -3.1026E+00 | 1.8562E+00 | -6.7884E-01 | 1.3788E-01 | -1.1906E-02 |
| S9 | -1.0558E-01 | 7.2020E-01 | -1.8425E+00 | 2.6168E+00 | -2.3137E+00 | 1.2964E+00 | -4.4521E-01 | 8.5251E-02 | -6.9641E-03 |
| S10 | -5.6048E-02 | 1.0897E-01 | -1.8069E-01 | 2.0548E-01 | -1.5380E-01 | 7.4119E-02 | -2.1921E-02 | 3.5901E-03 | -2.4797E-04 |
| S11 | 9.2715E-02 | -1.9863E-01 | 2.3409E-01 | -2.2379E-01 | 1.5595E-01 | -7.5024E-02 | 2.2939E-02 | -3.9042E-03 | 2.7771E-04 |
| S12 | 1.8819E-02 | -3.9540E-02 | 4.4199E-02 | -2.5152E-02 | 6.0948E-03 | 2.2470E-04 | -4.4048E-04 | 8.7074E-05 | -5.6712E-06 |
| S13 | 2.5889E-03 | 5.5948E-03 | -1.3019E-02 | 6.1261E-03 | -4.2155E-04 | -3.6024E-04 | 1.0091E-04 | -1.0223E-05 | 3.6428E-07 |
| S14 | -3.4410E-03 | 9.2149E-02 | -1.4013E-01 | 9.6999E-02 | -4.0605E-02 | 1.0732E-02 | -1.7331E-03 | 1.5537E-04 | -5.9193E-06 |
| S15 | -2.1925E-01 | 1.8362E-01 | -1.2170E-01 | 5.5846E-02 | -1.6410E-02 | 3.0343E-03 | -3.4254E-04 | 2.1621E-05 | -5.8629E-07 |
| S16 | -2.3821E-01 | 1.2253E-01 | -5.2896E-02 | 1.4410E-02 | -2.2417E-03 | 1.6752E-04 | -9.7336E-07 | -6.0151E-07 | 2.4619E-08 |
Table 8
Table 9 provides total effective focal length f of optical imaging lens in embodiment 3, the effective focal length f1 to f8 of each lens, imaging
The half ImgH of effective pixel area diagonal line length on the S19 of face, the first lens E1 the center of object side S1 exist to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 4.12 | 3.12 | -6.10 | 7.79 | 110.96 | -8.04 | 8.97 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | -11.93 | -13.09 | 3.22 | 4.95 | 46.7 | 1.75 |
Table 9
Fig. 6 A show chromatic curve on the axis of the optical imaging lens of embodiment 3, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 6 B show the astigmatism curve of the optical imaging lens of embodiment 3, represent meridian
Curvature of the image and sagittal image surface bending.Fig. 6 C show the distortion curve of the optical imaging lens of embodiment 3, represent that difference regards
Distortion sizes values in the case of angle.Fig. 6 D show the ratio chromatism, curve of the optical imaging lens of embodiment 3, represent light
Via the deviation of the different image heights after camera lens on imaging surface.According to Fig. 6 A to Fig. 6 D it is found that optics given by embodiment 3
Imaging lens can realize good image quality.
Embodiment 4
The optical imaging lens according to the embodiment of the present application 4 are described referring to Fig. 7 to Fig. 8 D.Fig. 7 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 4.
As shown in fig. 7, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has positive light coke, and object side S13 is recessed
Face, image side surface S14 are convex surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 10 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 4
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 10
As shown in Table 10, in example 4, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 11 shows the high order term coefficient available for aspherical mirror each in embodiment 4, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 2.5008E-03 | -3.7415E-02 | 1.8749E-01 | -5.0401E-01 | 8.0288E-01 | -7.8077E-01 | 4.5259E-01 | -1.4334E-01 | 1.8797E-02 |
| S2 | -4.2327E-02 | 6.4034E-02 | 5.9094E-02 | -4.6349E-01 | 9.3257E-01 | -1.0153E+00 | 6.3254E-01 | -2.1162E-01 | 2.9463E-02 |
| S3 | -9.9364E-02 | 1.1576E-01 | 5.4013E-01 | -2.9435E+00 | 7.2503E+00 | -1.0365E+01 | 8.7278E+00 | -3.9987E+00 | 7.6808E-01 |
| S4 | -1.1022E-01 | 1.7297E-01 | -4.6228E-01 | 1.8583E+00 | -5.9051E+00 | 1.1620E+01 | -1.3294E+01 | 8.1004E+00 | -2.0070E+00 |
| S5 | -3.9160E-02 | -1.8049E-03 | 9.1087E-03 | -6.9302E-01 | 2.5549E+00 | -4.8454E+00 | 5.2446E+00 | -3.0350E+00 | 7.3059E-01 |
| S6 | 6.0089E-02 | -4.3167E-02 | -4.4359E-01 | 1.6587E+00 | -3.5659E+00 | 4.8654E+00 | -3.9949E+00 | 1.7999E+00 | -3.4190E-01 |
| S7 | 4.0110E-02 | -3.5471E-02 | -3.6166E-01 | 9.2314E-01 | -1.1396E+00 | 8.8567E-01 | -4.3911E-01 | 1.2557E-01 | -1.5623E-02 |
| S8 | -5.5659E-02 | 5.0849E-01 | -1.6205E+00 | 2.5300E+00 | -2.3468E+00 | 1.3590E+00 | -4.7937E-01 | 9.3793E-02 | -7.7892E-03 |
| S9 | -9.3197E-02 | 6.2089E-01 | -1.5242E+00 | 2.0669E+00 | -1.7421E+00 | 9.2869E-01 | -3.0250E-01 | 5.4712E-02 | -4.2016E-03 |
| S10 | -7.9636E-02 | 1.5884E-01 | -2.0255E-01 | 1.7667E-01 | -1.0950E-01 | 4.6749E-02 | -1.2701E-02 | 1.9369E-03 | -1.2499E-04 |
| S11 | 7.1171E-02 | -1.5112E-01 | 1.7659E-01 | -1.8040E-01 | 1.3828E-01 | -7.3712E-02 | 2.4582E-02 | -4.4638E-03 | 3.3296E-04 |
| S12 | 1.4434E-02 | -3.3489E-02 | 3.4924E-02 | -1.5743E-02 | -7.1248E-04 | 3.2328E-03 | -1.1910E-03 | 1.8359E-04 | -1.0584E-05 |
| S13 | -1.2669E-02 | 3.8677E-02 | -4.5705E-02 | 2.2320E-02 | -4.7071E-03 | 1.7387E-04 | 9.9041E-05 | -1.6700E-05 | 8.3997E-07 |
| S14 | -9.5199E-03 | 1.5747E-01 | -2.3006E-01 | 1.6074E-01 | -6.8796E-02 | 1.8839E-02 | -3.2004E-03 | 3.0631E-04 | -1.2618E-05 |
| S15 | -2.5719E-01 | 2.5230E-01 | -1.9397E-01 | 9.9999E-02 | -3.2497E-02 | 6.6009E-03 | -8.1547E-04 | 5.6176E-05 | -1.6586E-06 |
| S16 | -2.6618E-01 | 1.5838E-01 | -7.9511E-02 | 2.7114E-02 | -6.0684E-03 | 8.8191E-04 | -8.1105E-05 | 4.3560E-06 | -1.0584E-07 |
Table 11
Table 12 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 4 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 4.03 | 3.09 | -5.71 | 8.68 | 78.65 | -9.46 | 10.15 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | 181.99 | -6.18 | 3.16 | 4.86 | 46.9 | 1.73 |
Table 12
Fig. 8 A show chromatic curve on the axis of the optical imaging lens of embodiment 4, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 8 B show the astigmatism curve of the optical imaging lens of embodiment 4, represent meridian
Curvature of the image and sagittal image surface bending.Fig. 8 C show the distortion curve of the optical imaging lens of embodiment 4, represent that difference regards
Distortion sizes values in the case of angle.Fig. 8 D show the ratio chromatism, curve of the optical imaging lens of embodiment 4, represent light
Via the deviation of the different image heights after camera lens on imaging surface.According to Fig. 8 A to Fig. 8 D it is found that optics given by embodiment 4
Imaging lens can realize good image quality.
Embodiment 5
The optical imaging lens according to the embodiment of the present application 5 are described referring to Fig. 9 to Figure 10 D.Fig. 9 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 5.
As shown in figure 9, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is recessed
Face, image side surface S14 are convex surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 13 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 5
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 13
As shown in Table 13, in embodiment 5, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 14 shows the high order term coefficient available for aspherical mirror each in embodiment 5, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 14
Table 15 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 5 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 3.97 | 3.07 | -5.67 | 8.08 | 8724.88 | -10.26 | 10.81 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | -55.68 | -7.60 | 3.10 | 4.78 | 46.5 | 1.71 |
Table 15
Figure 10 A show chromatic curve on the axis of the optical imaging lens of embodiment 5, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 10 B show the astigmatism curve of the optical imaging lens of embodiment 5, represent meridian
Curvature of the image and sagittal image surface bending.Figure 10 C show the distortion curve of the optical imaging lens of embodiment 5, represent different
Distortion sizes values in the case of visual angle.Figure 10 D show the ratio chromatism, curve of the optical imaging lens of embodiment 5, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 10 A to Figure 10 D it is found that given by embodiment 5
Optical imaging lens can realize good image quality.
Embodiment 6
The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.Figure 11 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 6.
As shown in figure 11, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative light focus
Degree, object side S11 are convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 16 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 6
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 16
As shown in Table 16, in embodiment 6, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 17 shows the high order term coefficient available for aspherical mirror each in embodiment 6, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 6.9800E-04 | -1.8341E-02 | 6.8953E-02 | -1.5950E-01 | 2.3073E-01 | -2.1492E-01 | 1.2290E-01 | -3.9309E-02 | 5.2527E-03 |
| S2 | -2.8108E-02 | 3.1318E-02 | 1.7368E-02 | -1.7192E-01 | 3.2551E-01 | -3.2983E-01 | 1.9017E-01 | -5.8635E-02 | 7.4780E-03 |
| S3 | -7.8047E-02 | 1.5565E-01 | -1.2911E-01 | -2.2978E-01 | 1.2978E+00 | -2.6477E+00 | 2.9099E+00 | -1.6792E+00 | 3.9912E-01 |
| S4 | -8.9199E-02 | 1.8311E-01 | -6.1432E-01 | 2.1196E+00 | -5.4959E+00 | 9.5342E+00 | -1.0238E+01 | 6.1003E+00 | -1.5228E+00 |
| S5 | -3.8302E-02 | 1.5475E-01 | -1.1736E+00 | 3.8118E+00 | -8.3908E+00 | 1.2298E+01 | -1.1499E+01 | 6.1904E+00 | -1.4467E+00 |
| S6 | 2.5799E-03 | 4.0342E-02 | -6.8528E-01 | 1.8596E+00 | -3.1717E+00 | 3.6317E+00 | -2.6740E+00 | 1.1495E+00 | -2.1781E-01 |
| S7 | 4.2819E-02 | -9.3304E-02 | -1.4696E-01 | 4.8669E-01 | -5.7501E-01 | 3.9986E-01 | -1.7156E-01 | 4.1870E-02 | -4.4458E-03 |
| S8 | 3.5023E-02 | -8.7641E-02 | -3.1156E-03 | 2.0919E-02 | 9.0297E-02 | -1.4828E-01 | 9.3536E-02 | -2.7318E-02 | 3.0521E-03 |
| S9 | -1.6817E-02 | 6.0225E-02 | -6.1121E-02 | -2.5783E-02 | 8.6696E-02 | -7.3721E-02 | 3.2566E-02 | -7.4793E-03 | 6.9849E-04 |
| S10 | -6.2935E-02 | 3.3752E-02 | 7.6538E-02 | -1.4906E-01 | 1.1948E-01 | -5.3255E-02 | 1.3831E-02 | -1.9787E-03 | 1.2173E-04 |
| S11 | 3.8881E-02 | -4.7932E-02 | 2.5195E-02 | -2.8230E-02 | 2.4679E-02 | -1.6400E-02 | 6.9043E-03 | -1.4907E-03 | 1.2479E-04 |
| S12 | 3.9722E-03 | -3.6121E-03 | 1.1755E-02 | -1.3332E-02 | 2.9051E-03 | 1.3828E-03 | -8.1127E-04 | 1.4984E-04 | -9.7297E-06 |
| S13 | -2.7645E-02 | 7.2171E-02 | -1.2535E-01 | 8.7751E-02 | -3.3215E-02 | 7.5080E-03 | -1.0211E-03 | 7.7440E-05 | -2.5225E-06 |
| S14 | -3.1117E-03 | 1.4487E-01 | -2.0718E-01 | 1.3744E-01 | -5.4308E-02 | 1.3408E-02 | -2.0206E-03 | 1.6974E-04 | -6.0928E-06 |
| S15 | -2.8465E-01 | 2.4841E-01 | -1.2480E-01 | 4.0408E-02 | -8.8973E-03 | 1.3522E-03 | -1.3698E-04 | 8.3227E-06 | -2.2849E-07 |
| S16 | -2.8754E-01 | 1.6987E-01 | -7.7242E-02 | 2.1471E-02 | -3.3545E-03 | 2.3986E-04 | 2.0774E-06 | -1.3046E-06 | 5.2666E-08 |
Table 17
Table 18 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 6 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 3.96 | 3.20 | -5.84 | 27.73 | -129.87 | 75.14 | -15.55 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | 5.38 | -5.42 | 3.11 | 4.77 | 44.2 | 1.70 |
Table 18
Figure 12 A show chromatic curve on the axis of the optical imaging lens of embodiment 6, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 12 B show the astigmatism curve of the optical imaging lens of embodiment 6, represent meridian
Curvature of the image and sagittal image surface bending.Figure 12 C show the distortion curve of the optical imaging lens of embodiment 6, represent different
Distortion sizes values in the case of visual angle.Figure 12 D show the ratio chromatism, curve of the optical imaging lens of embodiment 6, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 12 A to Figure 12 D it is found that given by embodiment 6
Optical imaging lens can realize good image quality.
Embodiment 7
The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.Figure 13 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 7.
As shown in figure 13, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative light focus
Degree, object side S11 are convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 19 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 7
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 19
As shown in Table 19, in embodiment 7, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 20 shows the high order term coefficient available for aspherical mirror each in embodiment 7, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 20
Table 21 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 7 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 4.07 | 3.30 | -5.93 | 26.73 | 312.62 | 1900.99 | -18.80 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | 6.29 | -6.18 | 3.21 | 4.93 | 44.9 | 1.68 |
Table 21
Figure 14 A show chromatic curve on the axis of the optical imaging lens of embodiment 7, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 14 B show the astigmatism curve of the optical imaging lens of embodiment 7, represent meridian
Curvature of the image and sagittal image surface bending.Figure 14 C show the distortion curve of the optical imaging lens of embodiment 7, represent different
Distortion sizes values in the case of visual angle.Figure 14 D show the ratio chromatism, curve of the optical imaging lens of embodiment 7, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 14 A to Figure 14 D it is found that given by embodiment 7
Optical imaging lens can realize good image quality.
Embodiment 8
The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.Figure 15 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 8.
As shown in figure 15, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has negative power, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative light focus
Degree, object side S11 are convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 22 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 8
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 22
As shown in Table 22, in embodiment 8, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 23 shows the high order term coefficient available for aspherical mirror each in embodiment 8, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 1.0528E-03 | -1.5738E-02 | 5.2432E-02 | -1.1525E-01 | 1.6206E-01 | -1.4541E-01 | 7.8910E-02 | -2.3528E-02 | 2.8887E-03 |
| S2 | -2.1228E-02 | 2.3068E-02 | 2.0134E-02 | -1.3808E-01 | 2.3993E-01 | -2.2511E-01 | 1.1985E-01 | -3.3966E-02 | 3.9695E-03 |
| S3 | -7.1800E-02 | 1.5713E-01 | -2.6206E-01 | 3.9149E-01 | -3.5514E-01 | 7.6154E-02 | 1.7860E-01 | -1.6505E-01 | 4.4694E-02 |
| S4 | -8.8491E-02 | 2.5971E-01 | -1.1721E+00 | 4.1808E+00 | -9.8710E+00 | 1.4853E+01 | -1.3643E+01 | 6.9477E+00 | -1.4937E+00 |
| S5 | -3.4402E-02 | 8.1637E-02 | -4.6816E-01 | 1.1779E+00 | -2.6466E+00 | 4.3653E+00 | -4.5648E+00 | 2.6400E+00 | -6.3369E-01 |
| S6 | -1.8120E-01 | 6.6603E-01 | -2.1753E+00 | 4.4924E+00 | -6.5079E+00 | 6.4896E+00 | -4.2147E+00 | 1.6065E+00 | -2.7124E-01 |
| S7 | 3.9052E-02 | -8.3879E-02 | -1.3917E-01 | 4.3869E-01 | -5.0622E-01 | 3.4579E-01 | -1.4579E-01 | 3.4842E-02 | -3.6013E-03 |
| S8 | 2.2058E-02 | -2.7402E-02 | -1.0405E-01 | 1.6414E-01 | -7.5728E-02 | -1.7541E-02 | 3.0471E-02 | -1.0801E-02 | 1.2767E-03 |
| S9 | -2.1433E-02 | 6.0187E-02 | -3.6986E-02 | -6.8700E-02 | 1.2212E-01 | -8.7838E-02 | 3.4506E-02 | -7.2277E-03 | 6.2922E-04 |
| S10 | -5.1775E-02 | 9.5574E-03 | 1.0604E-01 | -1.8525E-01 | 1.5408E-01 | -7.3406E-02 | 2.0527E-02 | -3.1546E-03 | 2.0663E-04 |
| S11 | 3.2585E-02 | -4.4753E-02 | 3.4293E-02 | -2.9395E-02 | 1.5744E-02 | -6.3552E-03 | 1.9697E-03 | -3.5776E-04 | 2.6351E-05 |
| S12 | 6.1425E-03 | -6.9331E-03 | 1.3672E-02 | -1.5373E-02 | 5.9687E-03 | -6.6573E-04 | -1.4935E-04 | 4.5529E-05 | -3.2838E-06 |
| S13 | -2.8047E-02 | 6.7919E-02 | -1.1277E-01 | 7.6325E-02 | -2.8178E-02 | 6.2671E-03 | -8.4564E-04 | 6.4131E-05 | -2.1037E-06 |
| S14 | -4.8535E-03 | 1.1294E-01 | -1.5393E-01 | 9.6740E-02 | -3.5988E-02 | 8.3080E-03 | -1.1638E-03 | 9.0413E-05 | -2.9858E-06 |
| S15 | -2.6435E-01 | 2.1713E-01 | -1.0412E-01 | 3.1910E-02 | -6.4030E-03 | 8.3682E-04 | -6.8508E-05 | 3.1891E-06 | -6.4592E-08 |
| S16 | -2.6398E-01 | 1.4549E-01 | -6.2801E-02 | 1.6925E-02 | -2.6183E-03 | 2.0028E-04 | -2.3829E-06 | -6.0751E-07 | 2.7082E-08 |
Table 23
Table 24 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 8 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 4.09 | 3.29 | -5.65 | -52.09 | 14.82 | -531.03 | -21.78 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | 8.52 | -8.46 | 3.21 | 4.94 | 46.0 | 1.66 |
Table 24
Figure 16 A show chromatic curve on the axis of the optical imaging lens of embodiment 8, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 16 B show the astigmatism curve of the optical imaging lens of embodiment 8, represent meridian
Curvature of the image and sagittal image surface bending.Figure 16 C show the distortion curve of the optical imaging lens of embodiment 8, represent different
Distortion sizes values in the case of visual angle.Figure 16 D show the ratio chromatism, curve of the optical imaging lens of embodiment 8, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 16 A to Figure 16 D it is found that given by embodiment 8
Optical imaging lens can realize good image quality.
Embodiment 9
The optical imaging lens according to the embodiment of the present application 9 are described referring to Figure 17 to Figure 18 D.Figure 17 shows roots
According to the structure diagram of the optical imaging lens of the embodiment of the present application 9.
As shown in figure 17, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has negative power, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative light focus
Degree, object side S11 are convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 25 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 9
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 25
As shown in Table 25, in embodiment 9, the object side of any one lens in the first lens E1 to the 8th lens E8
It is aspherical with image side surface.Table 26 shows the high order term coefficient available for aspherical mirror each in embodiment 9, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -7.5263E-04 | -8.8045E-03 | 3.8922E-02 | -1.0363E-01 | 1.6036E-01 | -1.4982E-01 | 8.2208E-02 | -2.4405E-02 | 2.9687E-03 |
| S2 | -1.9170E-02 | 2.0348E-02 | 2.4147E-02 | -1.2962E-01 | 2.0427E-01 | -1.7433E-01 | 8.3527E-02 | -2.0852E-02 | 2.0746E-03 |
| S3 | -7.4482E-02 | 1.8715E-01 | -4.2567E-01 | 9.4690E-01 | -1.4828E+00 | 1.4460E+00 | -7.9372E-01 | 2.0409E-01 | -1.2619E-02 |
| S4 | -8.5624E-02 | 1.9909E-01 | -7.5081E-01 | 2.6022E+00 | -6.2293E+00 | 9.5787E+00 | -8.9746E+00 | 4.6431E+00 | -1.0075E+00 |
| S5 | -2.8638E-02 | 5.1248E-02 | -4.9496E-01 | 1.5086E+00 | -3.5869E+00 | 5.7733E+00 | -5.8379E+00 | 3.2993E+00 | -7.7986E-01 |
| S6 | -1.6048E-01 | 6.5348E-01 | -2.3802E+00 | 5.3343E+00 | -8.2663E+00 | 8.6008E+00 | -5.7285E+00 | 2.2259E+00 | -3.8313E-01 |
| S9 | 2.5718E-02 | -8.8811E-02 | -1.2483E-01 | 5.1441E-01 | -7.8928E-01 | 7.2568E-01 | -3.9753E-01 | 1.1810E-01 | -1.4646E-02 |
| S10 | 3.5728E-02 | -1.5298E-01 | 2.7774E-01 | -4.9526E-01 | 6.5841E-01 | -5.4404E-01 | 2.6020E-01 | -6.5493E-02 | 6.6784E-03 |
| S11 | 3.5078E-02 | -2.1166E-01 | 5.6920E-01 | -9.2305E-01 | 9.0136E-01 | -5.3967E-01 | 1.9391E-01 | -3.8176E-02 | 3.1477E-03 |
| S10 | 3.0206E-02 | -2.2853E-01 | 4.8386E-01 | -5.8079E-01 | 4.3076E-01 | -1.9709E-01 | 5.3968E-02 | -8.1151E-03 | 5.1624E-04 |
| S11 | 3.8667E-02 | -5.6925E-02 | 5.0136E-02 | -3.8590E-02 | 1.6852E-02 | -4.4740E-03 | 8.3283E-04 | -1.0572E-04 | 6.4202E-06 |
| S12 | 9.1003E-03 | -8.2587E-03 | 1.7522E-02 | -2.1661E-02 | 1.0050E-02 | -2.0051E-03 | 7.8346E-05 | 2.7572E-05 | -2.8453E-06 |
| S13 | -3.0086E-02 | 7.4056E-02 | -1.2841E-01 | 8.9686E-02 | -3.4106E-02 | 7.8071E-03 | -1.0835E-03 | 8.4494E-05 | -2.8497E-06 |
| S14 | -9.0168E-03 | 1.2118E-01 | -1.7166E-01 | 1.1272E-01 | -4.3757E-02 | 1.0513E-02 | -1.5291E-03 | 1.2309E-04 | -4.2032E-06 |
Table 26
Table 27 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 9 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
Table 27
Figure 18 A show chromatic curve on the axis of the optical imaging lens of embodiment 9, represent the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 18 B show the astigmatism curve of the optical imaging lens of embodiment 9, represent meridian
Curvature of the image and sagittal image surface bending.Figure 18 C show the distortion curve of the optical imaging lens of embodiment 9, represent different
Distortion sizes values in the case of visual angle.Figure 18 D show the ratio chromatism, curve of the optical imaging lens of embodiment 9, represent
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 18 A to Figure 18 D it is found that given by embodiment 9
Optical imaging lens can realize good image quality.
Embodiment 10
The optical imaging lens according to the embodiment of the present application 10 are described referring to Figure 19 to Figure 20 D.Figure 19 is shown
According to the structure diagram of the optical imaging lens of the embodiment of the present application 10.
As shown in figure 19, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has positive light coke, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative light focus
Degree, object side S11 are convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 28 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 10
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 28
As shown in Table 28, in embodiment 10, the object side of any one lens in the first lens E1 to the 8th lens E8
Face and image side surface are aspherical.Table 29 shows the high order term coefficient available for aspherical mirror each in embodiment 10, wherein,
Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 29
Table 30 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 10 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 3.98 | 3.22 | -5.56 | 152.28 | 29.87 | 73.93 | -15.95 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | 6.85 | -7.13 | 3.12 | 4.81 | 46.8 | 1.60 |
Table 30
Figure 20 A show chromatic curve on the axis of the optical imaging lens of embodiment 10, represent the light of different wave length
Deviate via the converging focal point after camera lens.Figure 20 B show the astigmatism curve of the optical imaging lens of embodiment 10, represent
Meridianal image surface is bent and sagittal image surface bending.Figure 20 C show the distortion curve of the optical imaging lens of embodiment 10, represent
Distortion sizes values in the case of different visual angles.Figure 20 D show the ratio chromatism, curve of the optical imaging lens of embodiment 10,
Represent deviation of the light via the different image heights after camera lens on imaging surface.0A to Figure 20 D is it is found that embodiment 10 according to fig. 2
Given optical imaging lens can realize good image quality.
Embodiment 11
The optical imaging lens according to the embodiment of the present application 11 are described referring to Figure 21 to Figure 22 D.Figure 21 is shown
According to the structure diagram of the optical imaging lens of the embodiment of the present application 11.
As shown in figure 21, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has positive light coke, and object side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has negative light focus
Degree, object side S11 are convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 31 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 11
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 31
As shown in Table 31, in embodiment 11, the object side of any one lens in the first lens E1 to the 8th lens E8
Face and image side surface are aspherical.Table 32 shows the high order term coefficient available for aspherical mirror each in embodiment 11, wherein,
Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -7.3590E-03 | 2.0824E-02 | -5.4444E-02 | 6.5787E-02 | -2.7578E-02 | -2.1772E-02 | 2.9999E-02 | -1.2748E-02 | 1.8523E-03 |
| S2 | -2.1069E-02 | 3.0164E-02 | 3.3625E-02 | -2.1329E-01 | 3.7079E-01 | -3.4731E-01 | 1.8524E-01 | -5.2862E-02 | 6.2653E-03 |
| S3 | -9.8523E-02 | 4.1549E-01 | -1.6564E+00 | 5.1647E+00 | -1.0593E+01 | 1.3767E+01 | -1.0898E+01 | 4.7936E+00 | -8.9770E-01 |
| S4 | -9.2897E-02 | 2.1983E-01 | -6.0841E-01 | 1.5004E+00 | -2.6367E+00 | 3.0052E+00 | -1.9778E+00 | 6.0042E-01 | -2.2796E-02 |
| S5 | -2.8567E-02 | -3.1926E-02 | -1.2742E-01 | 4.5286E-01 | -1.5724E+00 | 3.3479E+00 | -4.1164E+00 | 2.6835E+00 | -7.1009E-01 |
| S6 | -3.6057E-02 | 1.8156E-01 | -9.2157E-01 | 2.1410E+00 | -3.4033E+00 | 3.5515E+00 | -2.3292E+00 | 8.9940E-01 | -1.5764E-01 |
| S7 | -1.3714E-02 | 7.1829E-02 | -6.1806E-01 | 1.7108E+00 | -2.6992E+00 | 2.5595E+00 | -1.4164E+00 | 4.2048E-01 | -5.1812E-02 |
| S8 | 5.1992E-02 | -2.0741E-01 | 3.1863E-01 | -4.2033E-01 | 4.4163E-01 | -3.1836E-01 | 1.4321E-01 | -3.5520E-02 | 3.6536E-03 |
| S9 | 1.7045E-02 | -8.5506E-02 | 2.3203E-01 | -4.3973E-01 | 4.6613E-01 | -2.9372E-01 | 1.1206E-01 | -2.3927E-02 | 2.1802E-03 |
| S10 | -2.1475E-03 | -1.0235E-01 | 2.6438E-01 | -3.5665E-01 | 2.8844E-01 | -1.4092E-01 | 4.0720E-02 | -6.4270E-03 | 4.2846E-04 |
| S11 | -1.0933E-02 | 1.0197E-01 | -1.7227E-01 | 1.3850E-01 | -7.3046E-02 | 2.5109E-02 | -5.2104E-03 | 5.8445E-04 | -2.7092E-05 |
| S12 | -5.3607E-02 | 1.7320E-01 | -1.9793E-01 | 1.2002E-01 | -4.7653E-02 | 1.2944E-02 | -2.3453E-03 | 2.5664E-04 | -1.2743E-05 |
| S13 | -2.4918E-02 | 5.5121E-02 | -1.3411E-01 | 1.0553E-01 | -4.2607E-02 | 1.0071E-02 | -1.4220E-03 | 1.1207E-04 | -3.8206E-06 |
| S14 | 6.0549E-02 | -5.6069E-03 | -7.7037E-02 | 7.3731E-02 | -3.4810E-02 | 9.6286E-03 | -1.5747E-03 | 1.4075E-04 | -5.2935E-06 |
| S15 | -2.9839E-01 | 2.6440E-01 | -1.3895E-01 | 4.8135E-02 | -1.1179E-02 | 1.7089E-03 | -1.6344E-04 | 8.7843E-06 | -2.0057E-07 |
| S16 | -3.5135E-01 | 2.3773E-01 | -1.2798E-01 | 4.5026E-02 | -9.8402E-03 | 1.2994E-03 | -9.7766E-05 | 3.6045E-06 | -4.1243E-08 |
Table 32
Table 33 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 11 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 3.91 | 3.17 | -5.43 | 21.20 | -83.13 | 39.81 | -22.44 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | 7.68 | -6.64 | 3.08 | 4.72 | 47.5 | 1.58 |
Table 33
Figure 22 A show chromatic curve on the axis of the optical imaging lens of embodiment 11, represent the light of different wave length
Deviate via the converging focal point after camera lens.Figure 22 B show the astigmatism curve of the optical imaging lens of embodiment 11, represent
Meridianal image surface is bent and sagittal image surface bending.Figure 22 C show the distortion curve of the optical imaging lens of embodiment 11, represent
Distortion sizes values in the case of different visual angles.Figure 22 D show the ratio chromatism, curve of the optical imaging lens of embodiment 11,
Represent deviation of the light via the different image heights after camera lens on imaging surface.2A to Figure 22 D is it is found that embodiment 11 according to fig. 2
Given optical imaging lens can realize good image quality.
Embodiment 12
The optical imaging lens according to the embodiment of the present application 12 are described referring to Figure 23 to Figure 24 D.Figure 23 is shown
According to the structure diagram of the optical imaging lens of the embodiment of the present application 12.
As shown in figure 23, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is convex surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is recessed
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 34 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 12
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 34
As shown in Table 34, in embodiment 12, the object side of any one lens in the first lens E1 to the 8th lens E8
Face and image side surface are aspherical.Table 35 shows the high order term coefficient available for aspherical mirror each in embodiment 12, wherein,
Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 2.5869E-03 | -3.3815E-02 | 1.2711E-01 | -2.8333E-01 | 3.8222E-01 | -3.2648E-01 | 1.7152E-01 | -5.1422E-02 | 6.6766E-03 |
| S2 | 1.4700E-02 | 1.5096E-02 | -4.9171E-02 | 2.9210E-02 | 2.4175E-02 | -5.6692E-02 | 4.1988E-02 | -1.4638E-02 | 2.0653E-03 |
| S3 | -4.5622E-02 | 1.1778E-01 | -1.4074E-01 | -2.3469E-01 | 1.5578E+00 | -3.2136E+00 | 3.4225E+00 | -1.8750E+00 | 4.1888E-01 |
| S4 | -7.9161E-02 | 1.0877E-01 | -4.4703E-01 | 2.1555E+00 | -7.2786E+00 | 1.4971E+01 | -1.7944E+01 | 1.1514E+01 | -3.0437E+00 |
| S5 | -4.5585E-02 | 9.0283E-02 | -5.6187E-02 | -1.5932E+00 | 5.7291E+00 | -9.9070E+00 | 9.5032E+00 | -4.8130E+00 | 1.0104E+00 |
| S6 | 2.8175E-02 | 1.6615E-01 | -8.4140E-01 | 1.6811E+00 | -2.6056E+00 | 3.2245E+00 | -2.7417E+00 | 1.3606E+00 | -2.8982E-01 |
| S7 | 4.6033E-02 | -1.0441E-01 | -9.3253E-02 | 3.5330E-01 | -3.8878E-01 | 2.4074E-01 | -8.9891E-02 | 1.8960E-02 | -1.7622E-03 |
| S8 | 4.8424E-02 | -3.0988E-02 | -3.0304E-01 | 5.6213E-01 | -4.4397E-01 | 1.7423E-01 | -2.5050E-02 | -3.1629E-03 | 9.8961E-04 |
| S9 | -6.9481E-02 | 4.3053E-01 | -9.9966E-01 | 1.2834E+00 | -1.0495E+00 | 5.5638E-01 | -1.8321E-01 | 3.3775E-02 | -2.6501E-03 |
| S10 | -1.1311E-01 | 2.3566E-01 | -2.6167E-01 | 1.9141E-01 | -1.1064E-01 | 5.1183E-02 | -1.6221E-02 | 2.9089E-03 | -2.1760E-04 |
| S11 | 7.1922E-02 | -1.8662E-01 | 2.9339E-01 | -3.7030E-01 | 3.2024E-01 | -1.7929E-01 | 6.0483E-02 | -1.1001E-02 | 8.2378E-04 |
| S12 | -4.4248E-03 | 2.7603E-02 | -6.5272E-02 | 8.1106E-02 | -5.8223E-02 | 2.4137E-02 | -5.7089E-03 | 7.1673E-04 | -3.7084E-05 |
| S13 | -2.9983E-02 | 1.0504E-01 | -1.5777E-01 | 1.1057E-01 | -4.3719E-02 | 1.0522E-02 | -1.5424E-03 | 1.2722E-04 | -4.5387E-06 |
| S14 | -9.2172E-03 | 1.6143E-01 | -2.2514E-01 | 1.4976E-01 | -6.0013E-02 | 1.5115E-02 | -2.3300E-03 | 2.0046E-04 | -7.3757E-06 |
| S15 | -2.4152E-01 | 2.0798E-01 | -1.2183E-01 | 4.7913E-02 | -1.2369E-02 | 2.0715E-03 | -2.1761E-04 | 1.3095E-05 | -3.4632E-07 |
| S16 | -2.5363E-01 | 1.3765E-01 | -6.0957E-02 | 1.7215E-02 | -3.0050E-03 | 3.2403E-04 | -2.2115E-05 | 1.0055E-06 | -2.6841E-08 |
Table 35
Table 36 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 12 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 3.95 | 2.89 | -4.83 | 10.74 | -50.34 | -25.29 | 11.04 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | -53.46 | -7.36 | 3.13 | 4.79 | 41.7 | 1.71 |
Table 36
Figure 24 A show chromatic curve on the axis of the optical imaging lens of embodiment 12, represent the light of different wave length
Deviate via the converging focal point after camera lens.Figure 24 B show the astigmatism curve of the optical imaging lens of embodiment 12, represent son
Noon curvature of the image and sagittal image surface bending.Figure 24 C show the distortion curve of the optical imaging lens of embodiment 12, represent not
With the distortion sizes values in the case of visual angle.Figure 24 D show the ratio chromatism, curve of the optical imaging lens of embodiment 12, table
Show deviation of the light via the different image heights after camera lens on imaging surface.4A to Figure 24 D is it is found that 12 institute of embodiment according to fig. 2
The optical imaging lens provided can realize good image quality.
Embodiment 13
The optical imaging lens according to the embodiment of the present application 13 are described referring to Figure 25 to Figure 26 D.Figure 25 is shown
According to the structure diagram of the optical imaging lens of the embodiment of the present application 13.
As shown in figure 25, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is recessed
Face, image side surface S14 are concave surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 37 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 13
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 37
As shown in Table 37, in embodiment 13, the object side of any one lens in the first lens E1 to the 8th lens E8
Face and image side surface are aspherical.Table 38 shows the high order term coefficient available for aspherical mirror each in embodiment 13, wherein,
Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 1.7581E-03 | -2.6902E-02 | 1.0355E-01 | -2.3690E-01 | 3.3189E-01 | -2.9769E-01 | 1.6499E-01 | -5.1948E-02 | 6.9989E-03 |
| S2 | 1.9123E-02 | -3.4196E-02 | 1.0568E-01 | -2.8109E-01 | 4.5327E-01 | -4.5361E-01 | 2.7331E-01 | -9.0952E-02 | 1.2906E-02 |
| S3 | -3.5389E-02 | 4.3570E-02 | 6.3526E-02 | -6.7238E-01 | 2.4015E+00 | -4.5339E+00 | 4.8051E+00 | -2.6884E+00 | 6.1927E-01 |
| S4 | -6.8238E-02 | 7.3898E-02 | -3.7137E-01 | 1.8639E+00 | -6.1744E+00 | 1.2566E+01 | -1.5086E+01 | 9.7672E+00 | -2.6140E+00 |
| S5 | -2.9227E-02 | -1.4085E-03 | 2.9808E-01 | -2.6560E+00 | 7.8420E+00 | -1.2424E+01 | 1.1135E+01 | -5.2719E+00 | 1.0245E+00 |
| S6 | 3.6000E-02 | 5.9895E-02 | -6.5008E-01 | 1.4816E+00 | -2.4090E+00 | 2.9963E+00 | -2.5335E+00 | 1.2528E+00 | -2.6665E-01 |
| S7 | 4.7726E-02 | -1.1526E-01 | -9.8441E-02 | 3.9946E-01 | -4.6372E-01 | 3.0604E-01 | -1.2269E-01 | 2.7777E-02 | -2.7383E-03 |
| S8 | 5.0818E-02 | -5.1243E-02 | -2.5646E-01 | 5.3139E-01 | -4.6989E-01 | 2.2707E-01 | -5.8496E-02 | 6.5292E-03 | -9.9325E-05 |
| S9 | -3.5097E-02 | 2.5863E-01 | -6.3557E-01 | 8.4124E-01 | -7.1200E-01 | 3.9084E-01 | -1.3246E-01 | 2.4938E-02 | -1.9853E-03 |
| S10 | -9.1543E-02 | 1.5079E-01 | -1.1419E-01 | 3.8515E-02 | -7.2932E-03 | 5.2518E-03 | -3.3539E-03 | 8.6437E-04 | -7.8010E-05 |
| S11 | 6.8402E-02 | -1.9011E-01 | 2.8693E-01 | -3.2502E-01 | 2.5458E-01 | -1.3299E-01 | 4.2841E-02 | -7.5265E-03 | 5.4668E-04 |
| S12 | -1.8647E-02 | 5.6388E-02 | -8.7379E-02 | 8.9413E-02 | -5.9886E-02 | 2.4301E-02 | -5.7112E-03 | 7.1561E-04 | -3.6985E-05 |
| S13 | -2.9593E-02 | 1.1545E-01 | -1.7816E-01 | 1.2547E-01 | -4.9290E-02 | 1.1679E-02 | -1.6725E-03 | 1.3399E-04 | -4.6249E-06 |
| S14 | -2.6089E-02 | 1.4816E-01 | -1.8852E-01 | 1.1911E-01 | -4.5524E-02 | 1.0921E-02 | -1.6005E-03 | 1.3067E-04 | -4.5536E-06 |
| S15 | -2.5730E-01 | 2.2744E-01 | -1.2973E-01 | 4.8325E-02 | -1.1833E-02 | 1.9100E-03 | -1.9780E-04 | 1.2015E-05 | -3.2741E-07 |
| S16 | -2.1939E-01 | 8.1462E-02 | -1.3535E-02 | -6.6359E-03 | 4.3327E-03 | -1.0671E-03 | 1.3654E-04 | -8.9784E-06 | 2.3950E-07 |
Table 38
Table 39 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 13 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 3.95 | 2.97 | -5.19 | 15.05 | -30.89 | 656.87 | 10.56 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | -7.07 | 184.94 | 3.14 | 4.79 | 42.7 | 1.71 |
Table 39
Figure 26 A show chromatic curve on the axis of the optical imaging lens of embodiment 13, represent the light of different wave length
Deviate via the converging focal point after camera lens.Figure 26 B show the astigmatism curve of the optical imaging lens of embodiment 13, represent
Meridianal image surface is bent and sagittal image surface bending.Figure 26 C show the distortion curve of the optical imaging lens of embodiment 13, represent
Distortion sizes values in the case of different visual angles.Figure 26 D show the ratio chromatism, curve of the optical imaging lens of embodiment 13,
Represent deviation of the light via the different image heights after camera lens on imaging surface.6A to Figure 26 D is it is found that embodiment 13 according to fig. 2
Given optical imaging lens can realize good image quality.
Embodiment 14
The optical imaging lens according to the embodiment of the present application 14 are described referring to Figure 27 to Figure 28 D.Figure 27 is shown
According to the structure diagram of the optical imaging lens of the embodiment of the present application 14.
As shown in figure 27, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.Third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is convex surface, and image side surface S8 is concave surface.
5th lens E5 has positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light focus
Degree, object side S11 are convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is recessed
Face, image side surface S14 are concave surface.8th lens E8 has negative power, and object side S15 is convex surface, and image side surface S16 is concave surface.
Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged
On imaging surface S19.
Table 40 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 14
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 40
As shown in Table 40, in embodiment 14, the object side of any one lens in the first lens E1 to the 8th lens E8
Face and image side surface are aspherical.Table 41 shows the high order term coefficient available for aspherical mirror each in embodiment 14, wherein,
Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 1.2658E-03 | -2.2656E-02 | 8.5590E-02 | -1.9135E-01 | 2.6240E-01 | -2.3109E-01 | 1.2576E-01 | -3.8814E-02 | 5.1150E-03 |
| S2 | 1.8792E-02 | -4.9854E-02 | 1.7886E-01 | -4.7257E-01 | 7.6750E-01 | -7.7562E-01 | 4.7352E-01 | -1.5999E-01 | 2.3025E-02 |
| S3 | -3.3423E-02 | 1.4723E-02 | 2.0793E-01 | -1.1645E+00 | 3.4778E+00 | -6.0091E+00 | 6.0208E+00 | -3.2371E+00 | 7.2280E-01 |
| S4 | -6.4143E-02 | 4.8649E-02 | -1.3057E-01 | 4.9111E-01 | -1.5962E+00 | 3.4893E+00 | -4.5390E+00 | 3.1439E+00 | -8.8289E-01 |
| S5 | -4.4665E-02 | 2.4100E-01 | -1.1903E+00 | 2.8848E+00 | -4.9727E+00 | 6.1637E+00 | -5.2817E+00 | 2.7920E+00 | -6.6697E-01 |
| S6 | 6.3167E-03 | 1.9823E-01 | -1.0478E+00 | 2.2104E+00 | -3.1458E+00 | 3.2481E+00 | -2.3174E+00 | 1.0141E+00 | -1.9996E-01 |
| S7 | 4.4999E-02 | -1.0503E-01 | -8.6043E-02 | 3.3861E-01 | -3.8199E-01 | 2.4604E-01 | -9.6680E-02 | 2.1552E-02 | -2.1012E-03 |
| S8 | 5.2182E-02 | -6.9212E-02 | -1.7499E-01 | 3.8201E-01 | -3.2394E-01 | 1.4507E-01 | -3.2736E-02 | 2.5415E-03 | 1.0940E-04 |
| S9 | -3.2983E-02 | 2.3207E-01 | -5.5011E-01 | 7.0489E-01 | -5.8062E-01 | 3.1132E-01 | -1.0322E-01 | 1.9026E-02 | -1.4836E-03 |
| S10 | -9.4368E-02 | 1.5362E-01 | -1.1387E-01 | 3.6274E-02 | -3.8012E-03 | 1.9850E-03 | -1.7755E-03 | 4.9853E-04 | -4.5594E-05 |
| S11 | 7.2233E-02 | -2.0385E-01 | 3.1737E-01 | -3.5820E-01 | 2.7170E-01 | -1.3484E-01 | 4.1024E-02 | -6.8174E-03 | 4.6991E-04 |
| S12 | -1.8705E-02 | 5.5639E-02 | -8.1898E-02 | 7.9728E-02 | -5.1142E-02 | 1.9976E-02 | -4.5317E-03 | 5.4891E-04 | -2.7453E-05 |
| S13 | -2.8033E-02 | 1.0304E-01 | -1.5274E-01 | 1.0311E-01 | -3.8769E-02 | 8.7804E-03 | -1.2000E-03 | 9.1600E-05 | -3.0071E-06 |
| S14 | -2.4841E-02 | 1.3468E-01 | -1.6487E-01 | 1.0022E-01 | -3.6850E-02 | 8.5043E-03 | -1.1990E-03 | 9.4191E-05 | -3.1586E-06 |
| S15 | -2.3279E-01 | 1.8489E-01 | -9.2266E-02 | 2.9602E-02 | -6.1650E-03 | 8.4148E-04 | -7.4321E-05 | 3.9616E-06 | -9.9119E-08 |
| S16 | -2.1888E-01 | 9.2209E-02 | -2.6720E-02 | 1.6518E-03 | 1.3422E-03 | -4.3186E-04 | 5.8211E-05 | -3.7945E-06 | 9.7314E-08 |
Table 41
Table 42 provide the effective focal length f1 of total effective focal length f of optical imaging lens, each lens in embodiment 14 to f8, into
The half ImgH of effective pixel area diagonal line length on image planes S19, the first lens E1 object side S1 center to imaging surface S19
Distance TTL, maximum angle of half field-of view HFOV and F-number Fno on optical axis.
| Parameter | f(mm) | f1(mm) | f2(mm) | f3(mm) | f4(mm) | f5(mm) | f6(mm) |
| Numerical value | 3.97 | 3.05 | -5.47 | 18.21 | -34.39 | 87.45 | 11.15 |
| Parameter | f7(mm) | f8(mm) | ImgH(mm) | TTL(mm) | HFOV(°) | Fno | |
| Numerical value | -9.72 | -29.02 | 3.21 | 4.83 | 42.5 | 1.71 |
Table 42
Figure 28 A show chromatic curve on the axis of the optical imaging lens of embodiment 14, represent the light of different wave length
Deviate via the converging focal point after camera lens.Figure 28 B show the astigmatism curve of the optical imaging lens of embodiment 14, represent
Meridianal image surface is bent and sagittal image surface bending.Figure 28 C show the distortion curve of the optical imaging lens of embodiment 14, represent
Distortion sizes values in the case of different visual angles.Figure 28 D show the ratio chromatism, curve of the optical imaging lens of embodiment 14,
Represent deviation of the light via the different image heights after camera lens on imaging surface.8A to Figure 28 D is it is found that embodiment 14 according to fig. 2
Given optical imaging lens can realize good image quality.
To sum up, embodiment 1 to embodiment 14 meets the relationship shown in table 43 respectively.
Table 43
The application also provides a kind of imaging device, and electronics photosensitive element can be photosensitive coupling element (CCD) or complementation
Property matal-oxide semiconductor element (CMOS).Imaging device can be the independent imaging equipment of such as digital camera or
The image-forming module being integrated on the mobile electronic devices such as mobile phone.The imaging device is equipped with optical imaging lens described above
Head.
The preferred embodiment and the explanation to institute's application technology principle that above description is only the application.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology that the specific combination of above-mentioned technical characteristic forms
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
The other technical solutions for arbitrarily combining and being formed.Such as features described above and (but not limited to) disclosed herein have it is similar
The technical solution that the technical characteristic of function is replaced mutually and formed.
Claims (24)
1. optical imaging lens are sequentially included along optical axis by object side to image side：First lens, the second lens, third lens,
Four lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens, which is characterized in that
First lens have positive light coke, and object side is convex surface；
Second lens have negative power, and object side is convex surface, and image side surface is concave surface；
The third lens have positive light coke or negative power；
4th lens have positive light coke or negative power；
5th lens have positive light coke or negative power；
6th lens have positive light coke or negative power, and object side is convex surface；
7th lens have positive light coke or negative power；
8th lens have positive light coke or negative power, and object side is convex surface, and image side surface is concave surface；And
Wherein, the effective focal length f1 of first lens meets with first lens in the center thickness CT1 on the optical axis
3.0 ＜ f1/CT1 ＜ 4.0.
2. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens
The Entry pupil diameters EPD of f and the optical imaging lens meet f/EPD≤1.9.
3. optical imaging lens according to claim 1, which is characterized in that the center of the object side of first lens is extremely
On the imaging surface of distance TTL of the imaging surface of the optical imaging lens on the optical axis and the optical imaging lens effectively
The half ImgH of pixel region diagonal line length meets TTL/ImgH≤1.6.
4. optical imaging lens according to any one of claim 1 to 3, which is characterized in that the picture of the third lens
The radius of curvature R 6 of side and the radius of curvature R 3 of the object side of second lens meet | R6/R3 | ＜ 7.0.
5. optical imaging lens according to any one of claim 1 to 3, which is characterized in that second lens have
It imitates focal length f2 and the effective focal length f1 of first lens meets -2.1 ＜ f2/f1 ＜ -1.5.
6. optical imaging lens according to any one of claim 1 to 3, which is characterized in that meet 0.3 ＜ (T23+
T56)/∑ AT ＜ 1.0,
Wherein, T23 is the spacing distance of second lens and the third lens on the optical axis, and T56 is the described 5th
The spacing distance and Σ AT of lens and the 6th lens on the optical axis are first lens to the 8th lens
The sum of the spacing distance of middle two lens of arbitrary neighborhood on the optical axis.
7. optical imaging lens according to any one of claim 1 to 3, which is characterized in that the optical imaging lens
The combined focal length f678 of total effective focal length f and the 6th lens, the 7th lens and the 8th lens meet -0.4
＜ f/f678 ＜ 0.
8. optical imaging lens according to any one of claim 1 to 3, which is characterized in that the object of the third lens
The radius of curvature R 5 of side and the radius of curvature R 6 of the image side surface of the third lens meet | (R5+R6)/(R5-R6) | ＜ 25.
9. optical imaging lens according to any one of claim 1 to 3, which is characterized in that meet 5.0 ＜ f/ (CT3+
CT4+CT5) ＜ 7.0,
Wherein, f is total effective focal length of the optical imaging lens, and CT3 is the third lens in the center on the optical axis
Thickness, CT4 are the 4th lens in the center thickness on the optical axis, and CT5 is the 5th lens on the optical axis
Center thickness.
10. optical imaging lens according to any one of claim 1 to 3, which is characterized in that meet | f/f45 |+| f/
F67 | ＜ 1,
Wherein, f is total effective focal length of the optical imaging lens, and f45 is the group of the 4th lens and the 5th lens
Complex focus, f67 are the combined focal length of the 6th lens and the 7th lens.
11. optical imaging lens according to any one of claim 1 to 3, which is characterized in that the picture of the 8th lens
The radius of curvature R 16 of side and the effective focal length f7 of the 7th lens meet | R16/f7 | ＜ 0.5.
12. optical imaging lens according to any one of claim 1 to 3, which is characterized in that the object of the 8th lens
The radius of curvature R 15 of side meets with the combined focal length f67 of the 6th lens and the 7th lens | R15/f67 | ＜ 0.5.
13. optical imaging lens are sequentially included along optical axis by object side to image side：First lens, the second lens, third lens,
4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens, which is characterized in that
First lens have positive light coke, and object side is convex surface；
Second lens have negative power, and object side is convex surface, and image side surface is concave surface；
The third lens have positive light coke or negative power；
4th lens have positive light coke or negative power；
5th lens have positive light coke or negative power；
6th lens have positive light coke or negative power, and object side is convex surface；
7th lens have positive light coke or negative power；
8th lens have positive light coke or negative power, and object side is convex surface, and image side surface is concave surface；
Wherein, total effective focal length f of the optical imaging lens, the third lens on the optical axis center thickness CT3,
4th lens are in the center thickness CT4 on the optical axis and the 5th lens in the center thickness on the optical axis
CT5 meets 5.0 ＜ f/ (CT3+CT4+CT5) ＜ 7.0.
14. optical imaging lens according to claim 13, which is characterized in that the effective focal length f2 of second lens with
The effective focal length f1 of first lens meets -2.1 ＜ f2/f1 ＜ -1.5.
15. optical imaging lens according to claim 13, which is characterized in that total effective coke of the optical imaging lens
Combined focal length f678 away from f and the 6th lens, the 7th lens and the 8th lens meets -0.4 ＜ f/f678 ＜
0。
16. optical imaging lens according to claim 13, which is characterized in that meet | f/f45 |+| f/f67 | ＜ 1,
Wherein, f is total effective focal length of the optical imaging lens, and f45 is the group of the 4th lens and the 5th lens
Complex focus, f67 are the combined focal length of the 6th lens and the 7th lens.
17. the optical imaging lens according to any one of claim 14 to 16, which is characterized in that the optical imaging lens
Total effective focal length f of head meets f/EPD≤1.9 with the Entry pupil diameters EPD of the optical imaging lens.
18. optical imaging lens according to claim 17, which is characterized in that the effective focal length f1 of first lens with
First lens meet 3.0 ＜ f1/CT1 ＜ 4.0 in the center thickness CT1 on the optical axis.
19. optical imaging lens according to claim 13, which is characterized in that the curvature of the image side surface of the third lens
Radius R6 and the radius of curvature R 3 of the object side of second lens meet | R6/R3 | ＜ 7.0.
20. optical imaging lens according to claim 13, which is characterized in that the curvature of the object side of the third lens
Radius R5 and the radius of curvature R 6 of the image side surface of the third lens meet | (R5+R6)/(R5-R6) | ＜ 25.
21. optical imaging lens according to claim 13, which is characterized in that the curvature of the image side surface of the 8th lens
Radius R16 and the effective focal length f7 of the 7th lens meet | R16/f7 | ＜ 0.5.
22. optical imaging lens according to claim 13, which is characterized in that the curvature of the object side of the 8th lens
The radius R15 and combined focal length f67 of the 6th lens and the 7th lens meets | R15/f67 | ＜ 0.5.
23. optical imaging lens according to claim 13, which is characterized in that meet 0.3 ＜ (T23+T56)/∑ AT ＜
1.0
Wherein, T23 is the spacing distance of second lens and the third lens on the optical axis, and T56 is the described 5th
The spacing distance and Σ AT of lens and the 6th lens on the optical axis are first lens to the 8th lens
The sum of the spacing distance of middle two lens of arbitrary neighborhood on the optical axis.
24. the optical imaging lens according to any one of claim 18 to 23, which is characterized in that first lens
Imaging surface distance TTL on the optical axis and the optical imaging lens of the center of object side to the optical imaging lens
Imaging surface on the half ImgH of effective pixel area diagonal line length meet TTL/ImgH≤1.6.
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