CN209327657U - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
- Publication number
- CN209327657U CN209327657U CN201822102962.4U CN201822102962U CN209327657U CN 209327657 U CN209327657 U CN 209327657U CN 201822102962 U CN201822102962 U CN 201822102962U CN 209327657 U CN209327657 U CN 209327657U
- Authority
- CN
- China
- Prior art keywords
- lens
- optical imaging
- imaging lens
- focal length
- object side
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
This application discloses a kind of optical imaging lens, which sequentially includes: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens by object side to image side along optical axis.First lens have positive light coke；Second lens have focal power；The third lens have focal power；4th lens have positive light coke；5th lens have negative power；6th lens have focal power；7th lens have positive light coke；8th lens have negative power；And the imaging surface of the Entry pupil diameters EPD of total effective focal length f of optical imaging lens, optical imaging lens and the object side of the first lens to optical imaging lens distance TTL on optical axis meets 5mm < f × (TTL/EPD) < 7.2mm.
Description
Technical field
This application involves a kind of optical imaging lens, more specifically, this application involves a kind of optics including eight lens
Imaging lens.
Background technique
With the fast development in smart phone market, the camera function of mobile phone becomes the important mark for measuring Mobile phone performance
One of standard.The image quality of camera lens can be by the design of material, coating quality, optics and structure, aperture type, manufacturing process etc.
It influences, wherein the eyeglass number of camera lens is influence factor the most direct.Camera lens has more eyeglass number (for example, 8) can
The convergence of rays ability for effectively promoting camera lens, enhances the parsing power and contrast of camera lens, the dazzle that can also occur under improved dark state
Phenomenon.
Meanwhile in order to enhance the shooting effect under dark decreased light, obtain the small depth of field, background blurring shooting effect and compared with
High shutter speed is needed using large aperture imaging lens, and with commercialized continuous intensification, and optical lens is also towards small
Type and low processing cost direction are developed.
Utility model content
This application provides be applicable to portable electronic product, can at least solve or part solve it is in the prior art
The optical imaging lens of at least one above-mentioned disadvantage, such as the optical imaging lens with large aperture characteristic.
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: that the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th are saturating
Mirror.Wherein, the first lens can have positive light coke；Second lens have focal power；The third lens have focal power；4th lens
There can be positive light coke；5th lens can have negative power；6th lens have focal power；7th lens can have positive light focus
Degree；8th lens can have negative power.Wherein, total effective focal length f, the entrance pupil of optical imaging lens of optical imaging lens are straight
The imaging surface of diameter EPD and the object side of the first lens to optical imaging lens distance TTL on optical axis can meet 5mm < f ×
(TTL/EPD) < 7.2mm.
In one embodiment, the effective focal length f4 of the 4th lens and the effective focal length f5 of the 5th lens can meet -3.0
< f4/f5 < 0.
In one embodiment, the curvature of the image side surface of total effective focal length f and the 7th lens of optical imaging lens half
Diameter R14 can meet 0.5 < f/R14 < 1.2.
In one embodiment, the song of the image side surface of the radius of curvature R 15 and the 8th lens of the object side of the 8th lens
Rate radius R16 can meet 1.5 < R15/R16 < 4.0.
In one embodiment, the combination of total the effective focal length f and the third lens and the 4th lens of optical imaging lens
Focal length f34 can meet 0.5 < f/f34 < 1.0.
In one embodiment, the combination of total the effective focal length f and the 5th lens and the 6th lens of optical imaging lens
Focal length f56 can meet -1.5 < f/f56 < 0.
In one embodiment, the effective focal length f7 of the 7th lens and the effective focal length f8 of the 8th lens can meet -1.5
< f7/f8 < -0.5.
In one embodiment, the effective focal length f1 of the total effective focal length f and the first lens of optical imaging lens can expire
0.5 < f/f1 < 1.0 of foot.
In one embodiment, total effective focal length f, the effective focal length f2 of the second lens, third of optical imaging lens
The effective focal length f3 and the effective focal length f6 of the 6th lens of lens can meet | f/f2 |+| f/f3 |+| f/f6 | < 1.5.
In one embodiment, the effective radius DT31 of object side of the third lens and having for the image side surface of the 6th lens
Effect radius DT62 can meet 0.8 < DT31/DT62 < 1.0.
In one embodiment, the song of the image side surface of the radius of curvature R 11 and the 6th lens of the object side of the 6th lens
Rate radius R12 can meet 0.5 < R11/R12 < 3.5.
In one embodiment, center thickness CT3, fourth lens center on optical axis of the third lens on optical axis
Thickness CT4, center thickness CT5 of the 5th lens on optical axis and center thickness CT6 of the 6th lens on optical axis can meet
(CT3+CT4+CT5+CT6)/4 < 0.35.
In one embodiment, the first lens spacing distance of two lens of arbitrary neighborhood on optical axis into the 8th lens
Summation ∑ AT and the object side of the first lens to optical imaging lens imaging surface on optical axis distance TTL can meet ∑
AT/TTL < 0.3.
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
It sequentially include: the first lens, the second lens, the 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；Second lens have focal power；The third lens have focal power；4th thoroughly
Mirror can have positive light coke；5th lens can have negative power；6th lens have focal power；7th lens can have positive light
Focal power, image side surface can be concave surface；8th lens can have negative power.Wherein, total effective focal length f of optical imaging lens with
The radius of curvature R 14 of the image side surface of 7th lens can meet 0.5 < f/R14 < 1.2.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
It sequentially include: the first lens, the second lens, the 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；Second lens have focal power；The third lens have focal power；4th thoroughly
Mirror can have positive light coke；5th lens can have negative power；6th lens have focal power；7th lens can have positive light
Focal power；8th lens can have negative power.Wherein, the picture of the radius of curvature R 15 of the object side of the 8th lens and the 8th lens
The radius of curvature R 16 of side can meet 1.5 < R15/R16 < 4.0.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side
It sequentially include: the first lens, the second lens, the 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；Second lens have focal power；The third lens have focal power；4th thoroughly
Mirror can have positive light coke；5th lens can have negative power；6th lens have focal power；7th lens can have positive light
Focal power；8th lens can have negative power.Wherein, total effective focal length f of optical imaging lens and the 5th lens and the 6th thoroughly
The combined focal length f56 of mirror can meet -1.5 < f/f56 < 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
It sequentially include: the first lens, the second lens, the 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；Second lens have focal power；The third lens have focal power；4th thoroughly
Mirror can have positive light coke；5th lens can have negative power；6th lens have focal power；7th lens can have positive light
Focal power；8th lens can have negative power.Wherein, the picture of the effective radius DT31 and the 6th lens of the object side of the third lens
The effective radius DT62 of side can meet 0.8 < DT31/DT62 < 1.0.
The application use eight lens, by each power of lens of reasonable distribution, face type, each lens center thickness
And spacing etc. on the axis between each lens, so that above-mentioned optical imaging lens have large aperture, miniaturization and high imaging quality
Deng at least one beneficial effect.
Detailed description of the invention
In conjunction with 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 structural schematic 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 structural schematic diagram of the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 D respectively illustrates 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 structural schematic diagram of the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 D respectively illustrates 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 structural schematic diagram of the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 D respectively illustrates 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 structural schematic diagram of the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 D respectively illustrates 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 structural schematic diagram of the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 D respectively illustrates 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 structural schematic diagram of the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 D respectively illustrates 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 structural schematic diagram of the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 D respectively illustrates 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 structural schematic diagrams according to the optical imaging lens of the embodiment of the present application 9；
Figure 18 A to Figure 18 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 9, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve.
Specific embodiment
Various aspects of the reference attached drawing to the application are made more detailed description by the application in order to better understand.It answers
Understand, the only description to the illustrative embodiments of the application is described in detail in these, rather than limits the application in any way
Range.In the specification, the identical element of identical reference numbers.Stating "and/or" includes associated institute
Any and all combinations of one or more of list of items.
It should be noted that in the present specification, first, second, third, etc. statement is only used for a feature and another spy
Sign distinguishes, without indicating any restrictions to feature.Therefore, without departing substantially from teachings of the present application, hereinafter
The first lens discussed are also known as the second lens or the third lens.
In the accompanying drawings, for ease 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
Shown in spherical surface 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 setting, 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.Each lens are known as this thoroughly near the surface of subject
The object side of mirror, each lens are known as the image side surface of the lens near the surface of imaging surface.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
It indicates there is stated feature, element and/or component when using in bright book, but does not preclude the presence or addition of one or more
Other feature, component, assembly unit and/or their combination.In addition, ought the statement of such as at least one of " ... " appear in institute
When after the list of column feature, entire listed feature is modified, rather than modifies the individual component in list.In addition, when describing this
When the embodiment of application, " one or more embodiments of the application " are indicated using "available".Also, term " illustrative "
It is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein all have 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) it should be interpreted as having and their consistent meanings of meaning in the context of the relevant technologies, and
It will not be explained with idealization or excessively formal sense, unless clear herein so limit.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present 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.
Optical imaging lens according to the application illustrative embodiments may include such as eight lens with focal power,
That is, the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens.
This eight lens by object side to image side sequential, can have airspace between each adjacent lens along optical axis.
In the exemplary embodiment, the first lens can have positive light coke；Second lens have positive light coke or negative light
Focal power；The third lens have positive light coke or negative power；4th lens can have positive light coke；5th lens can have negative light
Focal power；6th lens have positive light coke or negative power；7th lens can have positive light coke；8th lens can have negative light
Focal power.Reasonably adjust each power of lens size, it is ensured that camera lens has good aberration correction ability.
In the exemplary embodiment, the object side of the first lens can be convex surface, and image side surface can be concave surface；The third lens
Object side can be convex surface, and image side surface can be concave surface；The object side of 6th lens can be convex surface, and image side surface can be concave surface；7th thoroughly
The object side of mirror can be convex surface, and image side surface can be concave surface；The object side of 8th lens 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 conditional 5mm < f × (TTL/EPD)
< 7.2mm, wherein f is total effective focal length of optical imaging lens, and EPD is the Entry pupil diameters of optical imaging lens, TTL the
The object side of one lens to optical imaging lens distance of the imaging surface on optical axis.More specifically, f, TTL and EPD are further
5.78mm≤f × (TTL/EPD)≤7.09mm can be met.Meet conditional 5mm < f × (TTL/EPD) < 7.2mm, it can be effective
The overall length for controlling imaging lens, is advantageously implemented system compact, and camera lens is enabled preferably to be suitable for tending to be light in the market
The portable electronic product of thinning, while can also effectively promote camera lens light passing amount and relative illumination, enhance under subdued light conditions at
Image quality amount.
In the exemplary embodiment, the optical imaging lens of the application can meet -3.0 < f4/f5 < 0 of conditional,
In, f4 is the effective focal length of the 4th lens, and f5 is the effective focal length of the 5th lens.More specifically, f4 and f5 can further meet-
2.74≤f4/f5≤-0.13.Rationally control the 4th lens and the 5th power of lens, it is excessive to can effectively avoid deflection of light,
It promotes camera light and assembles ability, and the focal position of adjustable light, shorten optical imaging lens overall length, be also beneficial to simultaneously
The correction system curvature of field.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.5 < f/R14 < 1.2 of conditional,
In, f is total effective focal length of optical imaging lens, and R14 is the radius of curvature of the image side surface of the 7th lens.More specifically, f and
R14 can further meet 0.60≤f/R14≤1.08.The rationally ratio of control f and R14 is conducive to control chief ray angle, energy
The CRA of enough preferably matching chips.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.5 < R15/R16 < 4.0 of conditional,
Wherein, R15 is the radius of curvature of the object side of the 8th lens, and R16 is the radius of curvature of the image side surface of the 8th lens.More specifically
Ground, R15 and R16 can further meet 1.7 < R15/R16 < 3.8, such as 1.92≤R15/R16≤3.67.Rationally control the 8th
The radius of curvature of lens, the face type that can effectively avoid the 8th lens is excessively bent, and advantageously reduces difficulty of processing, can also be promoted
The ability of optical imaging lens balance color aberrations and distortion.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.5 < f/f34 < 1.0 of conditional,
In, f is total effective focal length of optical imaging lens, and f34 is the combined focal length of the third lens and the 4th lens.More specifically, f and
F34 can further meet 0.54≤f/f34≤0.78.The total effective focal length and the third lens of reasonable selection system and the 4th are thoroughly
Microscope group complex focus, can make lens surface change freedom degree it is higher, so as to effective improving optical imaging lens correction astigmatism and
The ability of the curvature of field.
In the exemplary embodiment, the optical imaging lens of the application can meet -1.5 < f/f56 < 0 of conditional,
In, f is total effective focal length of optical imaging lens, and f56 is the combined focal length of the 5th lens and the 6th lens.More specifically, f and
F56 can further meet -1.30≤f/f56≤- 0.45.The total effective focal length and the 5th lens and the 6th of reasonable control system
Lens combination focal length is conducive to correct aberration, and can shorten the overall length of optical imaging lens, meets the requirement of miniaturization.
In the exemplary embodiment, the optical imaging lens of the application can meet -1.5 < -0.5 < f7/f8 of conditional,
Wherein, f7 is the effective focal length of the 7th lens, and f8 is the effective focal length of the 8th lens.More specifically, f7 and f8 can further expire
Foot -1.46≤f7/f8≤- 0.55.The 7th lens of reasonable distribution and the 8th power of lens facilitate improvement system color difference,
Improve the clarity of imaging.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.5 < f/f1 < 1.0 of conditional,
In, f is total effective focal length of optical imaging lens, and f1 is the effective focal length of the first lens.More specifically, f and f1 further may be used
Meet 0.52≤f/f1≤0.87.Rationally the first power of lens of control helps to improve color difference, reduces system overall length, and
Facilitate the back focal length of increase system.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | f/f2 |+| f/f3 |+| f/
F6 | < 1.5, wherein f is total effective focal length of optical imaging lens, and f2 is the effective focal length of the second lens, and f3 is the third lens
Effective focal length, f6 be the 6th lens effective focal length.More specifically, f, f2, f3 and f6 can further meet 0.2 < | f/f2 |
+ | f/f3 |+| f/f6 | < 1.5, such as 0.49≤| f/f2 |+| f/f3 |+| f/f6 |≤1.32.Reasonably adjust the second lens,
The effective focal length of three lens and the 6th lens, help to enable the focal power of optical imaging lens more reasonably distributed and
Will not concentrations on the 7th lens and the 8th lens, while also helping the image quality of lifting system and reducing system
Susceptibility can additionally keep the miniaturization feature of camera lens.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.8 < DT31/DT62 < of conditional
1.0, wherein DT31 is the effective radius of the object side of the third lens, and DT62 is the effective radius of the image side surface of the 6th lens.More
Specifically, DT31 and DT62 can further meet 0.83≤DT31/DT62≤0.93.Rationally control the object side of the third lens
The effective radius of the image side surface of effective radius and the 6th lens can effectively reduce the assembling difficulty of imaging lens, and can also mention
The off-axis aberration of the system of liter corrects ability, realizes high image quality.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional (CT3+CT4+CT5+CT6)/
4 < 0.35, wherein CT3 is center thickness of the third lens on optical axis, and CT4 is center thickness of the 4th lens on optical axis,
CT5 is center thickness of the 5th lens on optical axis, and CT6 is center thickness of the 6th lens on optical axis.More specifically, CT3,
CT4, CT5 and CT6 can further meet 0.2 < (CT3+CT4+CT5+CT6)/4 < 0.35, such as 0.27≤(CT3+CT4+CT5
+CT6)/4≤0.32.Reasonable distribution the third lens, the 4th lens, the center thickness of the 5th lens and the 6th lens on optical axis,
It can make that there is enough clearance spaces between each lens, correct energy so as to the astigmatism and the curvature of field of effective improving optical imaging lens
Power.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional ∑ AT/TTL < 0.3,
In, ∑ AT is the summation of the first lens spacing distance of two lens of arbitrary neighborhood on optical axis into the 8th lens, TTL first
The object side of lens to optical imaging lens distance of the imaging surface on optical axis.More specifically, ∑ AT and TTL can further expire
0.2 < ∑ AT/TTL < 0.3 of foot, such as 0.22≤∑ AT/TTL≤0.27.Rationally control ∑ AT and TTL, it is ensured that optics at
As the total length of camera lens is in reasonable range, while being conducive to adjust the structure of optical imaging lens, reduces machining eyeglass
With the difficulty of assembling.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.5 < R11/R12 < 3.5 of conditional,
Wherein, R11 is the radius of curvature of the object side of the 6th lens, and R12 is the radius of curvature of the image side surface of the 6th lens.More specifically
Ground, R11 and R12 can further meet 0.7 < R11/R12 < 3.5, such as 0.99≤R11/R12≤3.32.Rationally control the 6th
The object side of lens and the radius of curvature of image side surface can effectively avoid the 6th lens and be excessively bent, and reduce difficulty of processing, simultaneously also
Astigmatism and coma between the 6th lens and front lens can be better balanced, to improve the image quality of system.
In the exemplary embodiment, above-mentioned optical imaging lens may also include at least one diaphragm, with improving optical at
As the image quality of camera lens.Optionally, 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 protection 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.By each power of lens of reasonable distribution, face type, each lens center thickness and each lens between axis on spacing
Deng, can effectively reduce optical imaging lens volume, reduce optical imaging lens susceptibility and improve optical imaging lens
Machinability so that optical imaging lens be more advantageous to produce and process and be applicable to portable electronic product.By upper
The optical imaging lens for stating configuration can also have the beneficial effects such as large aperture, low cost and high imaging quality.
In presently filed embodiment, at least one of mirror surface of each lens is aspherical mirror, that is, first thoroughly
Each of mirror, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens are saturating
At least one of the object side of mirror and image side surface are aspherical.The characteristics of non-spherical lens, is: all from lens centre to lens
Side, curvature are consecutive variations.Have the spherical lens of constant curvature different from from lens centre to lens perimeter, it is aspherical
Mirror has more preferably radius of curvature characteristic, has the advantages that improve and distorts aberration and improvement astigmatic image error.Using non-spherical lens
Afterwards, the aberration occurred when imaging can be eliminated, as much as possible so as to improve image quality.Optionally, the first lens,
Two lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and each lens in the 8th lens object
Side and image side surface can be aspherical.
However, it will be understood by those of skill in the art that without departing from this application claims technical solution the case where
Under, the lens numbers for constituting optical imaging lens can be changed, to obtain each result and 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 being applicable to the optical imaging lens of above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 to Fig. 2 D description according to the optical imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to this
Apply for the structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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.The 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 convex surface.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 1
As shown in Table 1, the object side of any one lens of the first lens E1 into 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, inverse that paraxial curvature c is upper 1 mean curvature radius R of table)；K be circular cone coefficient (
It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th rank.The following table 2 give can be used for it is each aspherical in embodiment 1
The high-order coefficient A of mirror surface S1-S164、A6、A8、A10、A12、A14、A16、A18And A20。
| Face Number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | 2.9386E-02 | 1.9725E-02 | -6.6453E-02 | 1.2639E-01 | -1.6452E-01 | 1.3747E-01 | -7.0465E-02 | 1.9452E-02 | -2.1997E-03 |
| S2 | 2.2787E-02 | -1.8981E-02 | -1.4197E-01 | 2.0846E-01 | -9.7579E-02 | -2.5091E-02 | 4.5191E-02 | -1.7791E-02 | 2.4304E-03 |
| S3 | 2.7926E-03 | 1.3029E-01 | -7.2379E-01 | 1.2969E+00 | -1.1624E+00 | 5.3798E-01 | -8.4444E-02 | -2.2503E-02 | 7.6603E-03 |
| S4 | -3.4358E-02 | -9.3274E-02 | 7.0714E-01 | -3.0571E+00 | 6.7005E+00 | -8.1903E+00 | 5.6960E+00 | -2.0976E+00 | 3.1653E-01 |
| S5 | 3.1585E-01 | -1.3711E+00 | 4.1678E+00 | -9.5537E+00 | 1.4657E+01 | -1.4632E+01 | 9.1450E+00 | -3.2174E+00 | 4.8184E-01 |
| S6 | -1.5971E-01 | 4.9648E-01 | -1.6868E+00 | 3.8422E+00 | -6.4452E+00 | 7.1826E+00 | -4.8230E+00 | 1.7746E+00 | -2.7755E-01 |
| S7 | -1.5236E-01 | 2.0318E-01 | -5.7190E-01 | 1.7720E+00 | -4.0287E+00 | 5.2639E+00 | -3.8085E+00 | 1.4310E+00 | -2.1727E-01 |
| S8 | -2.4693E-01 | 4.0081E-01 | 2.9457E-01 | -2.0660E+00 | 3.6070E+00 | -3.7249E+00 | 2.4420E+00 | -9.2518E-01 | 1.5328E-01 |
| S9 | -2.7471E-01 | 1.3627E+00 | -2.8588E+00 | 3.7805E+00 | -3.6493E+00 | 2.5751E+00 | -1.2698E+00 | 4.0058E-01 | -6.1490E-02 |
| S10 | -1.9885E-01 | 1.5530E+00 | -3.9844E+00 | 5.9470E+00 | -5.7446E+00 | 3.6180E+00 | -1.4309E+00 | 3.2088E-01 | -3.0880E-02 |
| S11 | -3.5526E-01 | 1.2980E+00 | -3.2860E+00 | 5.6135E+00 | -6.6268E+00 | 5.2438E+00 | -2.6337E+00 | 7.5143E-01 | -9.1788E-02 |
| S12 | -2.0294E-01 | 2.2929E-01 | -4.5260E-01 | 8.3699E-01 | -1.1625E+00 | 1.0484E+00 | -5.7026E-01 | 1.6903E-01 | -2.0776E-02 |
| S13 | 1.6508E-01 | -5.0796E-01 | 7.0239E-01 | -7.7423E-01 | 5.3222E-01 | -2.1429E-01 | 4.8777E-02 | -5.4978E-03 | 2.0886E-04 |
| S14 | 9.6097E-02 | -5.1870E-02 | -8.3246E-02 | 1.0659E-01 | -5.2841E-02 | 1.2734E-02 | -1.2196E-03 | -3.8717E-05 | 1.0956E-05 |
| S15 | -5.0975E-01 | 4.9060E-01 | -3.1421E-01 | 1.7335E-01 | -7.6037E-02 | 2.2451E-02 | -4.0227E-03 | 3.9218E-04 | -1.5924E-05 |
| S16 | -2.7091E-01 | 2.5652E-01 | -1.7652E-01 | 8.3431E-02 | -2.5945E-02 | 5.1713E-03 | -6.3355E-04 | 4.3261E-05 | -1.2553E-06 |
Table 2
Table 3 provide the effective focal length f1 to f8 of each lens in embodiment 1, optical imaging lens total effective focal length f and
Optics total length TTL (that is, distance from the object side S1 of the first lens E1 to imaging surface S19 on optical axis).
Table 3
Optical imaging lens in embodiment 1 meet:
F × (TTL/EPD)=6.13mm, wherein f is total effective focal length of optical imaging lens, and EPD is optical imaging lens
Head Entry pupil diameters, TTL be the first lens E1 object side S1 to optical imaging lens imaging surface S19 on optical axis away from
From；
F4/f5=-0.72, wherein f4 is the effective focal length of the 4th lens E4, and f5 is the effective focal length of the 5th lens E5；
F/R14=0.77, wherein f is total effective focal length of optical imaging lens, and R14 is the image side surface of the 7th lens E7
The radius of curvature of S14；
R15/R16=2.79, wherein R15 is the radius of curvature of the object side S15 of the 8th lens E8, and R16 is the 8th lens
The radius of curvature of the image side surface S16 of E8；
F/f34=0.75, wherein f is total effective focal length of optical imaging lens, and f34 is the third lens E3 and the 4th saturating
The combined focal length of mirror E4；
F/f56=-0.81, wherein f is total effective focal length of optical imaging lens, and f56 is the 5th lens E5 and the 6th saturating
The combined focal length of mirror E6；
F7/f8=-0.91, wherein f7 is the effective focal length of the 7th lens E7, and f8 is the effective focal length of the 8th lens E8；
F/f1=0.81, wherein f is total effective focal length of optical imaging lens, and f1 is the effective focal length of the first lens E1；
| f/f2 |+| f/f3 |+| f/f6 |=0.90, wherein f is total effective focal length of optical imaging lens, f2 second
The effective focal length of lens E2, f3 are the effective focal length of the third lens E3, and f6 is the effective focal length of the 6th lens E6；
DT31/DT62=0.89, wherein DT31 is the effective radius of the object side S5 of the third lens E3, and DT62 is the 6th
The effective radius of the image side surface S12 of lens E6；
(CT3+CT4+CT5+CT6)/4=0.30, wherein CT3 is center thickness of the third lens E3 on optical axis, CT4
For center thickness of the 4th lens E4 on optical axis, CT5 is center thickness of the 5th lens E5 on optical axis, and CT6 is the 6th saturating
Center thickness of the mirror E6 on optical axis；
∑ AT/TTL=0.25, wherein ∑ AT be the first lens E1 into the 8th lens E8 two lens of arbitrary neighborhood in light
The summation of spacing distance on axis, the imaging surface S19 of the object side S1 that TTL is the first lens E1 to optical imaging lens is in optical axis
On distance；
R11/R12=1.79, wherein R11 is the radius of curvature of the object side S11 of the 6th lens E6, and R12 is the 6th lens
The radius of curvature of the image side surface S12 of E6.
Fig. 2A shows chromatic curve on the axis of the optical imaging lens of embodiment 1, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Fig. 2 B shows the astigmatism curve of the optical imaging lens of embodiment 1, table
Show meridianal image surface bending and sagittal image surface bending.Fig. 2 C shows the distortion curve of the optical imaging lens of embodiment 1, indicates
Distortion sizes values corresponding to different image heights.Fig. 2 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 1, table
Show light via the deviation of the different image heights after optical imaging lens on imaging surface.A to Fig. 2 D is it is found that implement according to fig. 2
Optical imaging lens given by example 1 can be realized good image quality.
Embodiment 2
Referring to Fig. 3 to Fig. 4 D description 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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 concave surface, and image side surface S4 is concave surface.The 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 convex surface.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 4
As shown in Table 4, in example 2, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 5 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 2, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 5
Table 6 give the effective focal length f1 to f8 of each lens in embodiment 2, optical imaging lens total effective focal length f with
And optics total length TTL.
| f1(mm) | 6.19 | f6(mm) | -12.01 |
| f2(mm) | -17.83 | f7(mm) | 3.87 |
| f3(mm) | 23.15 | f8(mm) | -3.52 |
| f4(mm) | 5.24 | f(mm) | 3.52 |
| f5(mm) | -8.72 | TTL(mm) | 4.92 |
Table 6
Fig. 4 A shows chromatic curve on the axis of the optical imaging lens of embodiment 2, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Fig. 4 B shows the astigmatism curve of the optical imaging lens of embodiment 2, table
Show meridianal image surface bending and sagittal image surface bending.Fig. 4 C shows the distortion curve of the optical imaging lens of embodiment 2, indicates
Distortion sizes values corresponding to different image heights.Fig. 4 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 2, table
Show light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Fig. 4 A to Fig. 4 D it is found that implementing
Optical imaging lens given by example 2 can be realized 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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
Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The 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 convex surface.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 7
As shown in Table 7, in embodiment 3, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 8 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 3, wherein each non-
Spherical surface 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 | 4.4219E-02 | -8.6349E-02 | 3.2577E-01 | -7.3139E-01 | 9.9168E-01 | -8.3027E-01 | 4.1798E-01 | -1.1681E-01 | 1.3946E-02 |
| S2 | -8.0925E-04 | 1.4955E-01 | -7.6867E-01 | 1.4873E+00 | -1.6375E+00 | 1.1006E+00 | -4.4645E-01 | 1.0023E-01 | -9.5440E-03 |
| S3 | -1.1965E-01 | 5.9150E-01 | -1.7256E+00 | 2.7858E+00 | -2.6003E+00 | 1.3514E+00 | -3.0585E-01 | -1.3871E-02 | 1.2961E-02 |
| S4 | -9.1233E-02 | 1.4923E-01 | 4.4456E-01 | -3.2100E+00 | 7.5154E+00 | -9.3773E+00 | 6.6189E+00 | -2.4749E+00 | 3.7972E-01 |
| S5 | 3.3497E-01 | -1.5167E+00 | 4.8658E+00 | -1.1450E+01 | 1.7997E+01 | -1.8716E+01 | 1.2419E+01 | -4.7086E+00 | 7.6761E-01 |
| S6 | -2.2112E-01 | 7.7056E-01 | -1.7848E+00 | 1.8652E+00 | 8.9129E-03 | -2.8529E+00 | 3.8314E+00 | -2.1684E+00 | 4.6014E-01 |
| S7 | -1.6877E-01 | 3.3297E-01 | -9.1715E-01 | 2.2937E+00 | -4.3330E+00 | 4.8779E+00 | -3.0185E+00 | 9.3518E-01 | -1.0856E-01 |
| S8 | -2.7790E-01 | 7.2073E-01 | -1.3333E+00 | 2.5557E+00 | -4.4743E+00 | 4.9935E+00 | -3.1725E+00 | 1.0543E+00 | -1.4130E-01 |
| S9 | -3.1188E-01 | 1.6630E+00 | -4.3415E+00 | 8.0303E+00 | -1.1070E+01 | 1.0488E+01 | -6.2577E+00 | 2.1026E+00 | -3.0348E-01 |
| S10 | -1.9511E-01 | 1.5805E+00 | -4.0726E+00 | 6.1674E+00 | -6.1150E+00 | 3.9984E+00 | -1.6578E+00 | 3.9229E-01 | -3.9975E-02 |
| S11 | -4.1131E-01 | 1.5965E+00 | -3.9644E+00 | 6.4566E+00 | -7.1797E+00 | 5.3421E+00 | -2.5318E+00 | 6.8600E-01 | -8.0136E-02 |
| S12 | -3.1094E-01 | 5.8496E-01 | -1.0021E+00 | 1.2618E+00 | -1.2432E+00 | 9.0972E-01 | -4.4417E-01 | 1.2548E-01 | -1.5192E-02 |
| S13 | 1.0780E-01 | -4.5623E-01 | 7.6325E-01 | -8.7681E-01 | 5.4457E-01 | -1.4109E-01 | -1.5086E-02 | 1.6059E-02 | -2.4382E-03 |
| S14 | 2.9618E-02 | 3.9894E-02 | -1.1973E-01 | 9.8758E-02 | -4.2716E-02 | 1.0625E-02 | -1.4989E-03 | 1.0721E-04 | -2.7082E-06 |
| S15 | -4.2660E-01 | 4.3008E-01 | -3.1188E-01 | 1.8129E-01 | -7.6154E-02 | 2.0852E-02 | -3.4672E-03 | 3.1630E-04 | -1.2118E-05 |
| S16 | -2.0119E-01 | 1.7196E-01 | -1.1297E-01 | 5.0808E-02 | -1.5170E-02 | 2.9213E-03 | -3.4551E-04 | 2.2678E-05 | -6.2931E-07 |
Table 8
Table 9 provide the effective focal length f1 to f8 of each lens in embodiment 3, optical imaging lens total effective focal length f and
Optics total length TTL.
| f1(mm) | 6.90 | f6(mm) | -4.64 |
| f2(mm) | 401.09 | f7(mm) | 2.67 |
| f3(mm) | -51.69 | f8(mm) | -4.30 |
| f4(mm) | 4.25 | f(mm) | 3.57 |
| f5(mm) | -7.72 | TTL(mm) | 4.81 |
Table 9
Fig. 6 A shows chromatic curve on the axis of the optical imaging lens of embodiment 3, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Fig. 6 B shows the astigmatism curve of the optical imaging lens of embodiment 3, table
Show meridianal image surface bending and sagittal image surface bending.Fig. 6 C shows the distortion curve of the optical imaging lens of embodiment 3, indicates
Distortion sizes values corresponding to different image heights.Fig. 6 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 3, table
Show light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Fig. 6 A to Fig. 6 D it is found that implementing
Optical imaging lens given by example 3 can be realized 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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 concave surface, and image side surface S4 is convex surface.The 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 convex surface.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 10
As shown in Table 10, in example 4, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 11 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 4, 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 | 2.8822E-02 | -9.8287E-04 | 6.3303E-02 | -2.7124E-01 | 4.9975E-01 | -5.0565E-01 | 2.8922E-01 | -8.8091E-02 | 1.1069E-02 |
| S2 | 1.1311E-02 | -4.9029E-02 | 8.7807E-02 | -2.6983E-01 | 4.5232E-01 | -4.3236E-01 | 2.4088E-01 | -7.3100E-02 | 9.3343E-03 |
| S3 | 1.0472E-02 | -1.1174E-02 | -2.2284E-01 | 4.5974E-01 | -3.5519E-01 | 5.4850E-02 | 9.3964E-02 | -6.0404E-02 | 1.1293E-02 |
| S4 | -1.5680E-02 | -9.6233E-02 | 5.0855E-01 | -2.1585E+00 | 5.0841E+00 | -6.7424E+00 | 5.1221E+00 | -2.0846E+00 | 3.5262E-01 |
| S5 | 3.3597E-01 | -1.5112E+00 | 4.3816E+00 | -9.5063E+00 | 1.3831E+01 | -1.2975E+01 | 7.5569E+00 | -2.4700E+00 | 3.4308E-01 |
| S6 | -1.7898E-01 | 7.2948E-01 | -2.8464E+00 | 7.1639E+00 | -1.2791E+01 | 1.5146E+01 | -1.0974E+01 | 4.3930E+00 | -7.4337E-01 |
| S7 | -1.3280E-01 | 5.3982E-02 | 1.5092E-01 | -1.0206E-01 | -1.4348E+00 | 3.3373E+00 | -3.1182E+00 | 1.3690E+00 | -2.3301E-01 |
| S8 | -3.4717E-01 | 9.8619E-01 | -1.3336E+00 | 8.0438E-01 | -2.6347E-01 | 3.1979E-01 | -4.2031E-01 | 2.2810E-01 | -4.3576E-02 |
| S9 | -3.4468E-01 | 1.8499E+00 | -3.8712E+00 | 3.9422E+00 | -1.2767E+00 | -1.4263E+00 | 1.7729E+00 | -7.6256E-01 | 1.2024E-01 |
| S10 | -2.1477E-01 | 1.8044E+00 | -4.7535E+00 | 6.8211E+00 | -5.9706E+00 | 3.2412E+00 | -1.0566E+00 | 1.8626E-01 | -1.3125E-02 |
| S11 | -3.2210E-01 | 1.0687E+00 | -2.3211E+00 | 3.1577E+00 | -2.9835E+00 | 1.9755E+00 | -8.5896E-01 | 2.0710E-01 | -1.8831E-02 |
| S12 | -1.6803E-01 | -1.6273E-01 | 1.1061E+00 | -2.3135E+00 | 2.5531E+00 | -1.6218E+00 | 5.8419E-01 | -1.0709E-01 | 7.2760E-03 |
| S13 | 1.7829E-01 | -6.8839E-01 | 1.2744E+00 | -1.6840E+00 | 1.4132E+00 | -7.4871E-01 | 2.4644E-01 | -4.6139E-02 | 3.7538E-03 |
| S14 | 7.5540E-02 | -6.3781E-02 | -4.4582E-02 | 6.7569E-02 | -3.2222E-02 | 6.1184E-03 | 1.8172E-04 | -2.3455E-04 | 2.4659E-05 |
| S15 | -5.3059E-01 | 4.9930E-01 | -4.1686E-01 | 3.2349E-01 | -1.7582E-01 | 5.9054E-02 | -1.1664E-02 | 1.2425E-03 | -5.5072E-05 |
| S16 | -2.2649E-01 | 1.5530E-01 | -8.4005E-02 | 3.3987E-02 | -9.4437E-03 | 1.7082E-03 | -1.8953E-04 | 1.1603E-05 | -2.9844E-07 |
Table 11
Table 12 provide the effective focal length f1 to f8 of each lens in embodiment 4, optical imaging lens total effective focal length f and
Optics total length TTL.
| f1(mm) | 4.53 | f6(mm) | -7.67 |
| f2(mm) | -10.86 | f7(mm) | 3.22 |
| f3(mm) | 27.54 | f8(mm) | -4.44 |
| f4(mm) | 5.74 | f(mm) | 3.45 |
| f5(mm) | -7.59 | TTL(mm) | 4.61 |
Table 12
Fig. 8 A shows chromatic curve on the axis of the optical imaging lens of embodiment 4, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Fig. 8 B shows the astigmatism curve of the optical imaging lens of embodiment 4, table
Show meridianal image surface bending and sagittal image surface bending.Fig. 8 C shows the distortion curve of the optical imaging lens of embodiment 4, indicates
Distortion sizes values corresponding to different image heights.Fig. 8 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 4, table
Show light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Fig. 8 A to Fig. 8 D it is found that implementing
Optical imaging lens given by example 4 can be realized 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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.The 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 convex surface.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 13
As shown in Table 13, in embodiment 5, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 14 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 5, 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 | 4.0883E-02 | -4.4157E-02 | 1.8839E-01 | -5.0178E-01 | 7.9361E-01 | -7.6935E-01 | 4.4476E-01 | -1.4103E-01 | 1.8793E-02 |
| S2 | 6.3362E-03 | 1.2147E-01 | -7.0560E-01 | 1.5574E+00 | -2.1200E+00 | 1.8829E+00 | -1.0523E+00 | 3.3224E-01 | -4.4806E-02 |
| S3 | -9.0596E-03 | 1.2056E-01 | -5.1646E-01 | 6.8463E-01 | -2.0391E-01 | -3.4780E-01 | 3.9440E-01 | -1.6281E-01 | 2.4946E-02 |
| S4 | -7.8039E-02 | 1.9333E-01 | -5.9551E-01 | 8.4539E-01 | -7.3648E-01 | 6.9053E-01 | -7.2671E-01 | 4.7353E-01 | -1.2059E-01 |
| S5 | 3.9396E-01 | -1.9156E+00 | 6.2135E+00 | -1.4694E+01 | 2.3388E+01 | -2.4575E+01 | 1.6393E+01 | -6.2301E+00 | 1.0169E+00 |
| S6 | -1.9143E-01 | 7.2247E-01 | -2.6280E+00 | 6.2495E+00 | -1.0329E+01 | 1.1025E+01 | -7.0327E+00 | 2.4414E+00 | -3.5755E-01 |
| S7 | -1.7397E-01 | 2.2302E-01 | -2.2671E-01 | -2.5114E-02 | 2.7543E-01 | -5.3915E-01 | 6.7659E-01 | -4.2056E-01 | 9.9446E-02 |
| S8 | -2.9928E-01 | 8.0020E-01 | -1.3028E+00 | 2.3521E+00 | -5.1318E+00 | 7.6847E+00 | -6.6101E+00 | 2.9880E+00 | -5.5078E-01 |
| S9 | -2.7810E-01 | 1.2086E+00 | -1.4939E+00 | -6.0264E-01 | 3.6642E+00 | -4.4221E+00 | 2.6135E+00 | -7.6720E-01 | 8.6478E-02 |
| S10 | -1.8485E-01 | 1.3331E+00 | -3.0669E+00 | 3.9500E+00 | -3.1975E+00 | 1.6554E+00 | -5.3281E-01 | 9.6358E-02 | -7.2732E-03 |
| S11 | -3.0279E-01 | 1.0860E+00 | -2.8669E+00 | 5.0770E+00 | -6.2288E+00 | 5.1038E+00 | -2.6331E+00 | 7.6430E-01 | -9.4088E-02 |
| S12 | -2.9705E-01 | 6.5637E-01 | -1.3648E+00 | 1.9972E+00 | -2.0769E+00 | 1.4755E+00 | -6.6860E-01 | 1.7238E-01 | -1.9060E-02 |
| S13 | 1.3137E-01 | -4.8656E-01 | 7.6699E-01 | -9.5317E-01 | 7.2092E-01 | -3.1148E-01 | 7.3424E-02 | -8.1467E-03 | 2.7642E-04 |
| S14 | 5.8673E-02 | 6.2880E-03 | -1.5147E-01 | 1.6649E-01 | -9.0812E-02 | 2.8700E-02 | -5.2978E-03 | 5.2558E-04 | -2.1257E-05 |
| S15 | -5.5401E-01 | 6.1771E-01 | -4.8192E-01 | 2.9606E-01 | -1.3308E-01 | 3.9822E-02 | -7.3619E-03 | 7.5603E-04 | -3.2889E-05 |
| S16 | -2.2526E-01 | 1.9832E-01 | -1.3048E-01 | 5.8627E-02 | -1.7377E-02 | 3.3089E-03 | -3.8826E-04 | 2.5472E-05 | -7.1244E-07 |
Table 14
Table 15 provide the effective focal length f1 to f8 of each lens in embodiment 5, optical imaging lens total effective focal length f and
Optics total length TTL.
| f1(mm) | 4.55 | f6(mm) | 198.73 |
| f2(mm) | -9.81 | f7(mm) | 5.61 |
| f3(mm) | 33.03 | f8(mm) | -3.85 |
| f4(mm) | 5.33 | f(mm) | 3.54 |
| f5(mm) | -7.77 | TTL(mm) | 4.59 |
Table 15
Figure 10 A shows chromatic curve on the axis of the optical imaging lens of embodiment 5, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Figure 10 B shows the astigmatism curve of the optical imaging lens of embodiment 5,
Indicate meridianal image surface bending and sagittal image surface bending.Figure 10 C shows the distortion curve of the optical imaging lens of embodiment 5,
Indicate distortion sizes values corresponding to different image heights.The ratio chromatism, that Figure 10 D shows the optical imaging lens of embodiment 5 is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Figure 10 A to Figure 10 D
It is found that optical imaging lens given by embodiment 5 can be realized 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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.The 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 concave surface, and image side surface S8 is convex surface.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 16
As shown in Table 16, in embodiment 6, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 17 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 6, 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 | 2.1580E-02 | 8.1713E-02 | -2.6137E-01 | 4.7097E-01 | -5.3651E-01 | 3.8830E-01 | -1.7513E-01 | 4.4318E-02 | -4.7688E-03 |
| S2 | 3.8774E-02 | -1.5116E-01 | 3.4858E-01 | -6.7442E-01 | 7.8201E-01 | -5.4199E-01 | 2.2449E-01 | -5.1957E-02 | 5.2151E-03 |
| S3 | 1.1445E-03 | -5.5313E-02 | 1.9443E-01 | -6.8117E-01 | 1.2414E+00 | -1.2413E+00 | 7.2139E-01 | -2.3031E-01 | 3.1209E-02 |
| S4 | -6.3942E-02 | -1.3238E-01 | 8.4111E-01 | -2.8347E+00 | 5.4695E+00 | -6.2625E+00 | 4.2487E+00 | -1.5704E+00 | 2.4243E-01 |
| S5 | 3.8301E-01 | -1.4481E+00 | 3.3804E+00 | -5.6368E+00 | 5.9120E+00 | -3.6352E+00 | 1.2093E+00 | -1.6135E-01 | -3.9273E-03 |
| S6 | -1.2268E-01 | 2.5989E-01 | -9.3947E-01 | 1.5925E+00 | -1.7628E+00 | 1.3936E+00 | -6.3712E-01 | 9.2088E-02 | 1.9629E-02 |
| S7 | -1.2082E-01 | -1.2499E-01 | 9.9469E-01 | -2.6697E+00 | 3.4901E+00 | -1.8068E+00 | -4.3347E-01 | 7.9796E-01 | -2.2011E-01 |
| S8 | -3.1032E-01 | 5.1186E-01 | 1.8685E+00 | -1.1271E+01 | 2.5177E+01 | -3.0551E+01 | 2.1123E+01 | -7.8361E+00 | 1.2165E+00 |
| S9 | -2.6826E-01 | 1.3410E+00 | -1.5344E+00 | -3.5246E+00 | 1.3188E+01 | -1.7966E+01 | 1.2715E+01 | -4.6336E+00 | 6.8627E-01 |
| S10 | -2.7887E-01 | 2.0111E+00 | -5.4121E+00 | 8.4828E+00 | -8.4388E+00 | 5.4057E+00 | -2.1679E+00 | 4.9475E-01 | -4.8826E-02 |
| S11 | -3.1880E-01 | 1.2034E+00 | -3.3978E+00 | 6.4552E+00 | -8.3348E+00 | 7.1206E+00 | -3.8201E+00 | 1.1520E+00 | -1.4738E-01 |
| S12 | -1.7058E-01 | 1.2591E-01 | -2.7563E-01 | 5.5597E-01 | -8.1605E-01 | 7.8717E-01 | -4.5778E-01 | 1.4329E-01 | -1.8328E-02 |
| S13 | 2.0438E-01 | -8.4598E-01 | 1.6627E+00 | -2.3705E+00 | 2.1019E+00 | -1.1255E+00 | 3.5354E-01 | -5.9426E-02 | 4.1090E-03 |
| S14 | 8.5337E-03 | 1.3710E-01 | -2.9708E-01 | 2.6253E-01 | -1.2998E-01 | 3.8392E-02 | -6.6507E-03 | 6.1512E-04 | -2.2893E-05 |
| S15 | -5.7325E-01 | 6.2640E-01 | -3.8670E-01 | 1.6736E-01 | -5.6529E-02 | 1.4526E-02 | -2.5217E-03 | 2.5187E-04 | -1.0717E-05 |
| S16 | -2.2444E-01 | 1.9838E-01 | -1.1794E-01 | 4.5835E-02 | -1.1542E-02 | 1.8658E-03 | -1.8727E-04 | 1.0623E-05 | -2.5979E-07 |
Table 17
Table 18 provide the effective focal length f1 to f8 of each lens in embodiment 6, optical imaging lens total effective focal length f and
Optics total length TTL.
Table 18
Figure 12 A shows chromatic curve on the axis of the optical imaging lens of embodiment 6, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Figure 12 B shows the astigmatism curve of the optical imaging lens of embodiment 6,
Indicate meridianal image surface bending and sagittal image surface bending.Figure 12 C shows the distortion curve of the optical imaging lens of embodiment 6,
Indicate distortion sizes values corresponding to different image heights.The ratio chromatism, that Figure 12 D shows the optical imaging lens of embodiment 6 is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Figure 12 A to Figure 12 D
It is found that optical imaging lens given by embodiment 6 can be realized 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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.The 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.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 19
As shown in Table 19, in embodiment 7, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 20 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 7, wherein each
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 to f8 of each lens in embodiment 7, optical imaging lens total effective focal length f and
Optics total length TTL.
| f1(mm) | 4.39 | f6(mm) | -6.23 |
| f2(mm) | -8.53 | f7(mm) | 2.98 |
| f3(mm) | 112.67 | f8(mm) | -4.39 |
| f4(mm) | 5.65 | f(mm) | 3.48 |
| f5(mm) | -13.20 | TTL(mm) | 4.64 |
Table 21
Figure 14 A shows chromatic curve on the axis of the optical imaging lens of embodiment 7, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Figure 14 B shows the astigmatism curve of the optical imaging lens of embodiment 7,
Indicate meridianal image surface bending and sagittal image surface bending.Figure 14 C shows the distortion curve of the optical imaging lens of embodiment 7,
Indicate distortion sizes values corresponding to different image heights.The ratio chromatism, that Figure 14 D shows the optical imaging lens of embodiment 7 is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Figure 14 A to Figure 14 D
It is found that optical imaging lens given by embodiment 7 can be realized 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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.The 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.The
Five lens E5 have negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 22
As shown in Table 22, in embodiment 8, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 23 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 8, 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 | 4.2510E-02 | -5.7745E-02 | 1.8871E-01 | -3.8897E-01 | 4.8466E-01 | -3.7536E-01 | 1.7585E-01 | -4.6121E-02 | 5.2039E-03 |
| S2 | 1.5071E-02 | -2.9417E-03 | -1.7359E-01 | 3.1504E-01 | -2.8871E-01 | 1.5156E-01 | -4.3784E-02 | 5.5705E-03 | -7.5709E-05 |
| S3 | -6.5403E-03 | 1.0941E-01 | -5.9686E-01 | 1.1578E+00 | -1.2120E+00 | 7.6226E-01 | -2.8545E-01 | 5.8820E-02 | -5.2074E-03 |
| S4 | -6.3008E-02 | 1.1413E-01 | -3.5522E-01 | 2.8050E-01 | 5.5617E-01 | -1.4389E+00 | 1.3423E+00 | -5.8686E-01 | 1.0035E-01 |
| S5 | 3.6940E-01 | -1.6145E+00 | 4.5257E+00 | -9.2220E+00 | 1.2618E+01 | -1.1174E+01 | 6.1213E+00 | -1.8593E+00 | 2.3502E-01 |
| S6 | -2.2481E-01 | 9.6424E-01 | -3.2856E+00 | 7.1398E+00 | -1.0881E+01 | 1.1312E+01 | -7.4750E+00 | 2.8149E+00 | -4.5851E-01 |
| S7 | -2.1702E-01 | 4.2119E-01 | -6.3988E-01 | 1.1040E+00 | -2.7946E+00 | 4.6078E+00 | -4.1593E+00 | 1.9386E+00 | -3.6553E-01 |
| S8 | -3.2982E-01 | 6.0934E-01 | 5.4608E-01 | -4.4948E+00 | 8.9881E+00 | -9.7886E+00 | 6.2706E+00 | -2.2252E+00 | 3.4107E-01 |
| S9 | -1.9860E-01 | 8.7962E-01 | -1.2817E+00 | 3.2174E-01 | 1.3167E+00 | -1.8202E+00 | 1.0369E+00 | -2.6532E-01 | 2.1825E-02 |
| S10 | -5.2445E-02 | 6.8300E-01 | -1.7962E+00 | 2.5228E+00 | -2.2307E+00 | 1.2927E+00 | -4.8631E-01 | 1.0799E-01 | -1.0546E-02 |
| S11 | -4.3301E-01 | 1.6680E+00 | -4.4176E+00 | 7.9384E+00 | -9.6571E+00 | 7.6720E+00 | -3.7854E+00 | 1.0457E+00 | -1.2257E-01 |
| S12 | -1.4700E-01 | 2.6408E-02 | 1.8695E-01 | -3.7662E-01 | 3.3296E-01 | -1.7246E-01 | 5.3040E-02 | -7.6123E-03 | 1.7766E-04 |
| S13 | 1.9325E-01 | -6.3180E-01 | 8.4814E-01 | -7.0598E-01 | 2.7257E-01 | -1.1037E-02 | -1.8906E-02 | 2.8943E-03 | 2.1504E-04 |
| S14 | 7.1202E-02 | -7.1360E-02 | 1.8468E-02 | -4.8480E-03 | 7.6779E-03 | -5.4662E-03 | 1.7697E-03 | -2.7493E-04 | 1.6777E-05 |
| S15 | -4.1780E-01 | 2.7821E-01 | -6.3281E-02 | -6.1336E-03 | 2.7970E-03 | 1.2018E-03 | -6.0214E-04 | 9.0769E-05 | -4.7501E-06 |
| S16 | -1.9815E-01 | 1.1914E-01 | -4.6476E-02 | 1.1972E-02 | -2.2646E-03 | 3.5675E-04 | -4.4036E-05 | 3.3257E-06 | -1.0640E-07 |
Table 23
Table 24 provide the effective focal length f1 to f8 of each lens in embodiment 8, optical imaging lens total effective focal length f and
Optics total length TTL.
| f1(mm) | 4.36 | f6(mm) | -4.16 |
| f2(mm) | -8.48 | f7(mm) | 2.76 |
| f3(mm) | 72.34 | f8(mm) | -4.72 |
| f4(mm) | 7.00 | f(mm) | 3.55 |
| f5(mm) | -52.96 | TTL(mm) | 4.70 |
Table 24
Figure 16 A shows chromatic curve on the axis of the optical imaging lens of embodiment 8, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Figure 16 B shows the astigmatism curve of the optical imaging lens of embodiment 8,
Indicate meridianal image surface bending and sagittal image surface bending.Figure 16 C shows the distortion curve of the optical imaging lens of embodiment 8,
Indicate distortion sizes values corresponding to different image heights.The ratio chromatism, that Figure 16 D shows the optical imaging lens of embodiment 8 is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Figure 16 A to Figure 16 D
It is found that optical imaging lens given by embodiment 8 can be realized 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 structural schematic 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 include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th 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.The 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 convex surface.The
Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as
Side S14 is 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 and is being imaged
On the S19 of face.
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 radius of curvature and the unit of thickness are millimeter (mm).
Table 25
As shown in Table 25, in embodiment 9, the object side of any one lens of the first lens E1 into the 8th lens E8
It is aspherical with image side surface.Table 26 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 9, 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 | 3.2649E-02 | 7.5889E-03 | -3.2768E-02 | 5.1728E-02 | -5.7202E-02 | 4.2761E-02 | -2.1616E-02 | 6.0665E-03 | -6.9655E-04 |
| S2 | 3.2507E-02 | -1.1407E-01 | 2.1624E-01 | -4.5971E-01 | 6.2502E-01 | -5.0497E-01 | 2.3891E-01 | -6.1442E-02 | 6.6382E-03 |
| S3 | -1.2507E-02 | 1.4348E-01 | -7.0697E-01 | 1.3315E+00 | -1.3877E+00 | 8.9730E-01 | -3.5733E-01 | 8.0189E-02 | -7.7472E-03 |
| S4 | -3.0354E-02 | -9.7397E-02 | 5.4097E-01 | -2.0903E+00 | 4.3730E+00 | -5.1833E+00 | 3.5388E+00 | -1.2950E+00 | 1.9630E-01 |
| S5 | 3.3538E-01 | -1.4324E+00 | 4.0924E+00 | -8.6584E+00 | 1.2251E+01 | -1.1290E+01 | 6.5611E+00 | -2.1727E+00 | 3.0988E-01 |
| S6 | -2.2390E-01 | 8.7812E-01 | -2.8007E+00 | 5.8704E+00 | -8.9096E+00 | 9.2147E+00 | -5.9156E+00 | 2.1115E+00 | -3.1982E-01 |
| S7 | -1.6378E-01 | 1.4249E-01 | 1.5101E-01 | -5.2226E-01 | -3.2077E-01 | 1.8339E+00 | -2.0083E+00 | 9.4831E-01 | -1.6870E-01 |
| S8 | -2.5036E-01 | -1.5800E-01 | 4.0005E+00 | -1.2673E+01 | 2.0410E+01 | -1.9496E+01 | 1.1174E+01 | -3.5577E+00 | 4.8533E-01 |
| S9 | -1.7639E-01 | 3.7521E-01 | 1.6114E+00 | -7.4712E+00 | 1.3315E+01 | -1.3045E+01 | 7.3584E+00 | -2.2359E+00 | 2.8272E-01 |
| S10 | -1.4165E-01 | 9.8308E-01 | -2.3109E+00 | 2.9918E+00 | -2.3763E+00 | 1.1744E+00 | -3.5269E-01 | 5.8423E-02 | -3.9035E-03 |
| S11 | -3.6586E-01 | 1.2009E+00 | -2.9494E+00 | 5.2152E+00 | -6.4895E+00 | 5.3780E+00 | -2.7883E+00 | 8.0954E-01 | -9.9543E-02 |
| S12 | -9.5450E-02 | -3.7467E-01 | 1.2191E+00 | -1.8410E+00 | 1.5831E+00 | -7.9812E-01 | 2.1945E-01 | -2.5280E-02 | 3.9444E-05 |
| S13 | 2.2114E-01 | -7.9117E-01 | 1.2709E+00 | -1.2914E+00 | 7.7649E-01 | -2.7049E-01 | 5.1761E-02 | -4.5321E-03 | 8.6763E-05 |
| S14 | 8.8082E-02 | -1.3225E-01 | 1.2323E-01 | -1.0246E-01 | 6.2458E-02 | -2.4787E-02 | 5.9607E-03 | -7.8498E-04 | 4.3443E-05 |
| S15 | -4.2408E-01 | 3.1723E-01 | -1.6031E-01 | 9.9008E-02 | -5.6431E-02 | 2.0167E-02 | -4.0927E-03 | 4.3507E-04 | -1.8857E-05 |
| S16 | -2.0629E-01 | 1.3399E-01 | -5.9703E-02 | 1.8680E-02 | -4.0264E-03 | 5.8343E-04 | -5.4259E-05 | 2.9111E-06 | -6.8000E-08 |
Table 26
Table 27 give the effective focal length f1 to f8 of each lens in embodiment 9, optical imaging lens total effective focal length f with
And optics total length TTL.
Table 27
Figure 18 A shows chromatic curve on the axis of the optical imaging lens of embodiment 9, indicates the light warp of different wave length
Deviateed by the converging focal point after optical imaging lens.Figure 18 B shows the astigmatism curve of the optical imaging lens of embodiment 9,
Indicate meridianal image surface bending and sagittal image surface bending.Figure 18 C shows the distortion curve of the optical imaging lens of embodiment 9,
Indicate distortion sizes values corresponding to different image heights.The ratio chromatism, that Figure 18 D shows the optical imaging lens of embodiment 9 is bent
Line indicates light via the deviation of the different image heights after optical imaging lens on imaging surface.According to Figure 18 A to Figure 18 D
It is found that optical imaging lens given by embodiment 9 can be realized good image quality.
To sum up, embodiment 1 to embodiment 9 meets relationship shown in table 28 respectively.
Table 28
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, be also possible to
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.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
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
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (26)
- It by object side to image side sequentially include: the first lens, the second lens, the third lens, along optical axis 1. optical imaging lens Four lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens, which is characterized in thatFirst lens have positive light coke；Second lens have focal power；The third lens have focal power；4th lens have positive light coke；5th lens have negative power；6th lens have focal power；7th lens have positive light coke；8th lens have negative power；AndTotal effective focal length f of the optical imaging lens, the Entry pupil diameters EPD of the optical imaging lens and first lens Distance TTL of the imaging surface on the optical axis of object side to the optical imaging lens meet 5mm < f × (TTL/EPD) < 7.2mm.
- 2. optical imaging lens according to claim 1, which is characterized in that the effective focal length f4 of the 4th lens and institute The effective focal length f5 for stating the 5th lens meets -3.0 < f4/f5 < 0.
- 3. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens The radius of curvature R 14 of the image side surface of f and the 7th lens meets 0.5 < f/R14 < 1.2.
- 4. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 8th lens half The radius of curvature R 16 of the image side surface of diameter R15 and the 8th lens meets 1.5 < R15/R16 < 4.0.
- 5. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens The combined focal length f34 of f and the third lens and the 4th lens meets 0.5 < f/f34 < 1.0.
- 6. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens The combined focal length f56 of f and the 5th lens and the 6th lens meets -1.5 < f/f56 < 0.
- 7. optical imaging lens according to claim 1, which is characterized in that the effective focal length f7 of the 7th lens and institute The effective focal length f8 for stating the 8th lens meets -1.5 < f7/f8 < -0.5.
- 8. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens The effective focal length f1 of f and first lens meets 0.5 < f/f1 < 1.0.
- 9. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens F, the effective focal length f6 of the effective focal length f2 of second lens, the effective focal length f3 of the third lens and the 6th lens Meet | f/f2 |+| f/f3 |+| f/f6 | < 1.5.
- 10. optical imaging lens according to claim 1, which is characterized in that the object side of the third lens it is effective The effective radius DT62 of the image side surface of radius DT31 and the 6th lens meets 0.8 < DT31/DT62 < 1.0.
- 11. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 6th lens The radius of curvature R 12 of the image side surface of radius R11 and the 6th lens meets 0.5 < R11/R12 < 3.5.
- 12. optical imaging lens according to claim 1, which is characterized in that the third lens are on the optical axis Center thickness CT4 on the optical axis of center thickness CT3, the 4th lens, the 5th lens are on the optical axis The center thickness CT6 of center thickness CT5 and the 6th lens on the optical axis meets (CT3+CT4+CT5+CT6)/4 < 0.35。
- 13. optical imaging lens according to any one of claim 1 to 12, which is characterized in that first lens are extremely The summation ∑ AT of spacing distance of two lens of arbitrary neighborhood on the optical axis and first lens in 8th lens Distance TTL of the imaging surface on the optical axis of object side to the optical imaging lens meets ∑ AT/TTL < 0.3.
- 14. optical imaging lens, along optical axis by object side to image side sequentially include: the first lens, the second lens, the third lens, 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens, which is characterized in thatFirst lens have positive light coke；Second lens have focal power；The third lens have focal power；4th lens have positive light coke；5th lens have negative power；6th lens have focal power；7th lens have positive light coke, and image side surface is concave surface；8th lens have negative power；AndThe radius of curvature R 14 of the image side surface of total effective focal length f and the 7th lens of the optical imaging lens meets 0.5 < F/R14 < 1.2.
- 15. optical imaging lens according to claim 14, which is characterized in that the effective focal length f4 of the 4th lens with The effective focal length f5 of 5th lens meets -3.0 < f4/f5 < 0.
- 16. optical imaging lens according to claim 14, which is characterized in that the curvature of the object side of the 8th lens The radius of curvature R 16 of the image side surface of radius R15 and the 8th lens meets 1.5 < R15/R16 < 4.0.
- 17. optical imaging lens according to claim 14, which is characterized in that total effective coke of the optical imaging lens Combined focal length f34 away from f and the third lens and the 4th lens meets 0.5 < f/f34 < 1.0.
- 18. optical imaging lens according to claim 14, which is characterized in that total effective coke of the optical imaging lens Combined focal length f56 away from f and the 5th lens and the 6th lens meets -1.5 < f/f56 < 0.
- 19. optical imaging lens according to claim 14, which is characterized in that the effective focal length f7 of the 7th lens with The effective focal length f8 of 8th lens meets -1.5 < f7/f8 < -0.5.
- 20. optical imaging lens according to claim 14, which is characterized in that total effective coke of the optical imaging lens Effective focal length f1 away from f and first lens meets 0.5 < f/f1 < 1.0.
- 21. optical imaging lens according to claim 14, which is characterized in that total effective coke of the optical imaging lens Effective focal length away from f, the effective focal length f2 of second lens, the effective focal length f3 of the third lens and the 6th lens F6 meets | f/f2 |+| f/f3 |+| f/f6 | < 1.5.
- 22. optical imaging lens according to claim 14, which is characterized in that the object side of the third lens it is effective The effective radius DT62 of the image side surface of radius DT31 and the 6th lens meets 0.8 < DT31/DT62 < 1.0.
- 23. optical imaging lens according to claim 14, which is characterized in that the curvature of the object side of the 6th lens The radius of curvature R 12 of the image side surface of radius R11 and the 6th lens meets 0.5 < R11/R12 < 3.5.
- 24. optical imaging lens according to claim 14, which is characterized in that the third lens are on the optical axis Center thickness CT4 on the optical axis of center thickness CT3, the 4th lens, the 5th lens are on the optical axis The center thickness CT6 of center thickness CT5 and the 6th lens on the optical axis meets (CT3+CT4+CT5+CT6)/4 < 0.35。
- 25. optical imaging lens according to claim 24, which is characterized in that total effective coke of the optical imaging lens Object side away from f, the Entry pupil diameters EPD of the optical imaging lens and first lens to the optical imaging lens at Distance TTL of the image planes on the optical axis meets 5mm < f × (TTL/EPD) < 7.2mm.
- 26. optical imaging lens described in any one of 4 to 25 according to claim 1, which is characterized in that first lens are extremely The summation ∑ AT of spacing distance of two lens of arbitrary neighborhood on the optical axis and first lens in 8th lens Distance TTL of the imaging surface on the optical axis of object side to the optical imaging lens meets ∑ AT/TTL < 0.3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822102962.4U CN209327657U (en) | 2018-12-14 | 2018-12-14 | Optical imaging lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822102962.4U CN209327657U (en) | 2018-12-14 | 2018-12-14 | Optical imaging lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209327657U true CN209327657U (en) | 2019-08-30 |
Family
ID=67726729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822102962.4U Active CN209327657U (en) | 2018-12-14 | 2018-12-14 | Optical imaging lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209327657U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343205A (en) * | 2018-12-14 | 2019-02-15 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN111077655A (en) * | 2019-12-28 | 2020-04-28 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN111142228A (en) * | 2019-12-28 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
-
2018
- 2018-12-14 CN CN201822102962.4U patent/CN209327657U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343205A (en) * | 2018-12-14 | 2019-02-15 | 浙江舜宇光学有限公司 | Optical imaging lens |
| WO2020119172A1 (en) * | 2018-12-14 | 2020-06-18 | 浙江舜宇光学有限公司 | Optical imaging camera |
| CN111077655A (en) * | 2019-12-28 | 2020-04-28 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN111142228A (en) * | 2019-12-28 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN111142228B (en) * | 2019-12-28 | 2021-09-24 | 诚瑞光学(常州)股份有限公司 | Image pickup optical lens |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109343205A (en) | Optical imaging lens | |
| CN109343203A (en) | Optical imaging lens group | |
| CN110068915A (en) | Optical imaging system | |
| CN108873272A (en) | Optical imaging lens | |
| CN207424362U (en) | Optical imaging lens | |
| CN108681040A (en) | Optical imagery eyeglass group | |
| CN108445610A (en) | Optical imagery eyeglass group | |
| CN109212719A (en) | Optical imaging system | |
| CN109270662A (en) | Optical imaging lens | |
| CN208705549U (en) | Optical imagery eyeglass group | |
| CN209102995U (en) | Optical imaging lens group | |
| CN109752826A (en) | Optical imaging lens | |
| CN208705559U (en) | Optical imaging lens | |
| CN108873252A (en) | Optical imaging lens | |
| CN209215716U (en) | Optical imaging lens group | |
| CN208488592U (en) | Optical imagery eyeglass group | |
| CN109116520A (en) | Optical imaging lens | |
| CN108919463A (en) | Optical imaging lens | |
| CN109491047A (en) | Optical imaging lens | |
| CN209148942U (en) | Optical imaging lens | |
| CN208833988U (en) | Optical imagery eyeglass group | |
| CN208607419U (en) | Optical imagery eyeglass group | |
| CN109298511A (en) | Optical imaging system | |
| CN110426826A (en) | Optical imaging system | |
| CN109358410A (en) | Optical imagery eyeglass group |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |