CN207281377U - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
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- CN207281377U CN207281377U CN201721384690.0U CN201721384690U CN207281377U CN 207281377 U CN207281377 U CN 207281377U CN 201721384690 U CN201721384690 U CN 201721384690U CN 207281377 U CN207281377 U CN 207281377U
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Abstract
This application discloses a kind of optical imaging lens, which is sequentially included along optical axis by thing side to image side：The first lens, the second lens, the 3rd lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens with focal power.Wherein, the first lens have negative power, its thing side is convex surface, and image side surface is concave surface；The image side surface of 3rd lens is concave surface；The thing side of 7th lens is concave surface；Wherein, the effective focal length f5 of total effective focal length f of optical imaging lens, the effective focal length f4 of the 4th lens and the 5th lens meet | f/f4 |+| f/f5 | ＜ 1.
Description
Technical field
This application involves a kind of optical imaging lens, more specifically, this application involves a kind of optics for including seven lens
Imaging lens.
Background technology
In recent years, with CCD (Charge-Coupled Device, photosensitive coupling element) or CMOS
Chip technologies such as (Complementary Metal-Oxide Semiconductor, Complimentary Metal-Oxide semiconductor elements)
Development, the Pixel Dimensions of chip are less and less, and the requirement to the image quality of the optical imaging lens used that match is also
It is higher and higher, it is desirable to which that the imaging lens to match need to be provided simultaneously with high pixel and small size performance.
In addition, with the application popularization of the Portable belt electronic equipment such as mobile phone or digital camera, portable electronic product
The occasion of application is more and more extensive, and also the large aperture to the optical imaging lens used that match, high-resolution etc. propose
Corresponding requirement.
Utility model content
This application provides be applicable to portable electronic product, can at least solve or part solve it is of the prior art
The optical imaging lens of above-mentioned at least one shortcoming, for example, large aperture imaging lens.
On the one hand, this application discloses a kind of optical imaging lens, the camera lens sequentially to be wrapped along optical axis by thing side to image side
Include：The first lens, the second lens, the 3rd lens, the 4th lens, the 5th lens, the 6th lens and the 7th with focal power are saturating
Mirror.Wherein, the first lens can have negative power, its thing side can be convex surface, and image side surface can be concave surface；The image side of 3rd lens
Face can be concave surface；The thing side of 7th lens can be concave surface.Wherein, total effective focal length f, the 4th lens of the optical imaging lens
Effective focal length f4 and the effective focal length f5 of the 5th lens can meet | f/f4 |+| f/f5 | ＜ 1.
In one embodiment, the Entry pupil diameters EPD of total the effective focal length f and optical imaging lens of optical imaging lens
It can meet f/EPD≤1.60.
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 ＜ 0 of foot.
In one embodiment, the radius of curvature R 3 of the thing side of the effective focal length f2 of the second lens and the second lens can
Meet 1.5 ＜ f2/R3 ＜ 2.5.
In one embodiment, the radius of curvature R 12 of the image side surface of the effective focal length f6 of the 6th lens and the 6th lens
It can meet -2 ＜ f6/R12 ＜ -1.
In one embodiment, the effective focal length f6 of the 6th lens and the effective focal length f7 of the 7th lens can meet -1.5
＜ f6/f7 ＜ -1.
In one embodiment, the 4th lens in the center thickness CT4 on optical axis and the 5th lens on optical axis
Heart thickness CT5 can meet 0.5 ＜ CT4/CT5 ＜ 2.0.
In one embodiment, the first lens in the center thickness CT1 on optical axis and the 7th lens on optical axis
Heart thickness CT7 can meet 1.00≤CT1/CT7 ＜ 1.50.
In one embodiment, the optics total length TTL of optical imaging lens on optical imaging lens imaging surface with having
The half ImgH of effect pixel region diagonal line length can meet TTL/ImgH≤1.5.
In one embodiment, the song of the image side surface of 13 and the 7th lens of radius of curvature R of the thing side of the 7th lens
Rate radius R14 can meet | R13/R14 |≤2.
In one embodiment, the curvature of the image side surface of 5 and the 3rd lens of radius of curvature R of the thing side of the 3rd lens
Radius R6 can meet 1.5 ＜ (R5+R6)/(R5-R6)≤80.
On the other hand, this application discloses such a imaging lens, the camera lens along optical axis by thing side to image side sequentially
Including：The first lens, the second lens, the 3rd lens, the 4th lens, the 5th lens, the 6th lens and the 7th with focal power
Lens.Wherein, the thing side of the first lens can be convex surface, and image side surface can be concave surface；The image side surface of 3rd lens can be concave surface；The
The thing side of seven lens can be concave surface.Wherein, the first lens in the center thickness CT1 on optical axis and the 7th lens on optical axis
Center thickness CT7 can meet 1.00≤CT1/CT7 ＜ 1.50.
The application employs multi-disc (for example, seven) lens, by each power of lens of reasonable distribution, face type, each
Spacing etc. on axis between the center thickness of mirror and each lens so that above-mentioned optical imaging lens have ultra-thin, miniaturization, big
At least one beneficial effects such as aperture, low sensitivity, good machinability, high pixel, high image quality.
Brief description of the drawings
With reference to attached drawing, by the detailed description of following non-limiting embodiment, other features of the application, purpose and excellent
Point will be apparent.In the accompanying drawings：
Fig. 1 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 1；
Fig. 2A to Fig. 2 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 1, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 3 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 2, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 5 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 3, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 7 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 4, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 9 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 5, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 11 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 6, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 13 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 7, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 15 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 8, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 17 shows the structure diagram of the optical imaging lens according to the embodiment of the present application 9；
Figure 18 A to Figure 18 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 9, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve.
Embodiment
The various aspects of the application are made more detailed description by the application in order to better understand by refer to the attached drawing.Should
Understand, these describe the description of the simply illustrative embodiments to the application in detail, rather than limit the application in any way
Scope.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, the statement of first, second, third, etc. is only used for a feature and another spy
Sign distinguishes, and does not indicate that any restrictions to feature.Therefore, in the case of without departing substantially from teachings of the present application, hereinafter
The first lens discussed are also known as the second lens or the 3rd lens.
In the accompanying drawings, for convenience of description, thickness, the size and dimension of lens are somewhat exaggerated.Specifically, attached drawing
Shown in sphere or aspherical shape be illustrated by way of example.That is, sphere or aspherical shape is not limited to attached drawing
In the sphere that shows or aspherical shape.Attached drawing is merely illustrative and and non-critical drawn to scale.
Herein, near axis area refers to the region near optical axis.If lens surface is convex surface and does not define convex surface position
When putting, then it represents that the lens surface is extremely convex surface less than near axis area；If lens surface is concave surface and does not define the concave surface position
When, then it represents that the lens surface is extremely concave surface less than near axis area.It is known as thing side near the surface of object in each lens,
It is known as image side surface near the surface of imaging surface in each lens.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
Represent there is stated feature, element and/or component when being used in bright book, but do not preclude the presence or addition of one or more
Further feature, element, component and/or combinations thereof.In addition, ought the statement of such as " ... at least one " appear in institute
When after the list of row feature, whole listed feature, rather than the individual component in modification list are modified.In addition, work as description originally
During the embodiment of application, represented " one or more embodiments of the application " using "available".Also, term " exemplary "
It is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein be respectively provided with
The application one skilled in the art's is generally understood that identical implication.It will also be appreciated that term (such as in everyday words
Term defined in allusion quotation) implication consistent with their implications in the context of correlation technique should be interpreted as having, and
It will not explained with idealization or excessively formal sense, unless clearly so limiting herein.
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The feature of the application, principle and other aspects are described in detail below.
It may include such as seven lens with focal power according to the optical imaging lens of the application illustrative embodiments,
That is, the first lens, the second lens, the 3rd lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.This seven lens
Along optical axis by thing side to image side sequential.
In the exemplary embodiment, the first lens can have negative power, its thing side can be convex surface, and image side surface can be
Concave surface；Second lens have positive light coke or negative power；3rd lens have positive light coke or negative power, its image side surface can
For concave surface；4th lens have positive light coke or negative power；5th lens have positive light coke or negative power；6th lens
With positive light coke or negative power；7th lens have positive light coke or negative power, its thing side is concave surface.
In the exemplary embodiment, the second lens can have positive light coke, its thing side can be convex surface.
In the exemplary embodiment, the thing side of the 3rd lens can be convex surface.
In the exemplary embodiment, the 6th lens can have positive light coke, its image side surface can be convex surface.
In the exemplary embodiment, the 7th lens can have negative power, its image side surface can be concave surface.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional f/EPD≤1.60, wherein, f
For total effective focal length of optical imaging lens, EPD is the Entry pupil diameters of optical imaging lens.More specifically, f and EPD are further
It can meet 1.46≤f/EPD≤1.60.(that is, total effective focal length f/ camera lenses of camera lens enter the F-number Fno of optical imaging lens
Pupil diameter EPD) it is smaller, the clear aperature of camera lens is bigger, and the light-inletting quantity within the same unit interval is just more.F-number Fno's
Reduce, can effectively lift image planes brightness so that camera lens can preferably meet the bat during insufficient light such as cloudy day, dusk
Demand is taken the photograph, there is large aperture advantage.Camera lens is configured to meet conditional f/EPD≤1.60, the process of thang-kng amount can increased
In, the illumination in Enhanced Imaging face, so as to lift imaging effect of the camera lens under dark situation.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | f/f4 |+| f/f5 | ＜ 1,
Wherein, f is total effective focal length of optical imaging lens, and f4 is the effective focal length of the 4th lens, and f5 is effective Jiao of the 5th lens
Away from.More specifically, f, f4 and f5 can further meet 0 ＜ | f/f4 |+| f/f5 | ＜ 0.50, for example, 0.02≤| f/f4 |+| f/
f5|≤0.44.Each power of lens of reasonable disposition, is advantageously implemented the imaging effect of high pixel.
In the exemplary embodiment, the optical imaging lens of the application can meet the ＜ f/f1 of conditional -0.5 ＜ 0, its
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 -0.25 ＜ f/f1 ＜ -0.10, for example, -0.19≤f/f1≤- 0.16.By the negative light focus for rationally controlling the first lens
Degree, rationally controls the three negative rank spherical aberrations of the first lens contribution and five positive rank spherical aberrations, so that what the first lens were contributed
Three negative rank spherical aberrations and five positive rank spherical aberrations (that is, can respectively have positive light with each positive lens thereafter between the first lens and image side
The lens of focal power) caused by positive three rank spherical aberrations and five negative rank spherical aberrations cancel out each other, and then ensure that visual field has good on axis
Good image quality.
In the exemplary embodiment, the optical imaging lens of the application can meet the ＜ f6/f7 of conditional -1.5 ＜ -1, its
In, f6 is the effective focal length of the 6th lens, and f7 is the effective focal length of the 7th lens.More specifically, f6 and f7 can further meet-
1.5 ＜ f6/f7 ＜ -1.3, for example, -1.44≤f6/f7≤- 1.32.By rationally controlling the 6th lens and the 7th lens light focus
The ratio of degree so that the residual spherical aberration after the 6th lens and the 7th lens balance can be balancing first five piece lens (that is, first
Lens are to the 5th lens) caused by spherical aberration, and then realize the fine setting and control to system spherical aberration, improve to visual field aberration on axis
Accurate control.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.00≤CT1/CT7 of conditional ＜
1.50, wherein, CT1 is the first lens in the center thickness on optical axis, and CT7 is the 7th lens in the center thickness on optical axis.More
Specifically, CT1 and CT7 can further meet 1.00≤CT1/CT7 ＜ 1.30, for example, 1.00≤CT1/CT7≤1.27.Rationally
The ratio of the center thickness of the first lens and the 7th lens is controlled, can be while guarantee camera lens good machinability by mirror
The optics total length TTL of head is controlled in rational scope, avoids bringing the longitudinal size of system larger burden.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.5 ＜ f2/R3 ＜ 2.5 of conditional, its
In, f2 is the effective focal length of the second lens, and R3 is the radius of curvature of the thing side of the second lens.More specifically, f2 and R3 is into one
Step can meet 1.7 ＜ f2/R3 ＜ 2.5, for example, 1.73≤f2/R3≤2.46., can be with by rationally controlling the ratio of f2 and R3
So that the thing side of the second lens and image side surface undertake rational focal power, so as to ensure that the second lens meet system optics
While performance requirement, there is alap susceptibility.
In the exemplary embodiment, the optical imaging lens of the application can meet the ＜ f6/R12 of conditional -2 ＜ -1, its
In, f6 is the effective focal length of the 6th lens, and R12 is the radius of curvature of the image side surface of the 6th lens.More specifically, f6 and R12 into
One step can meet -1.90 ＜ f6/R12 ＜ -1.50, for example, -1.83≤f6/R12≤- 1.56.By rationally controlling f6/R12's
Ratio so that the astigmatism contribution amount of the 6th lens image side surface in the reasonable scope, and the astigmatism contribution of the 6th lens image side surface
Amount can preferably balance the astigmatism amount that each lens (that is, each lens between thing side and the 6th lens) in front side are accumulated, so that
So that optical imaging system is respectively provided with good image quality in meridian plane and sagittal surface.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.5 ＜ CT4/CT5 ＜ 2.0 of conditional,
Wherein, CT4 is the 4th lens in the center thickness on optical axis, and CT5 is the 5th lens in the center thickness on optical axis.More specifically
Ground, CT4 and CT5 can further meet 0.9 ＜ CT4/CT5 ＜ 1.7, for example, 0.98≤CT4/CT5≤1.59.By rationally controlling
The ratio of the center thickness of the 4th lens and the 5th lens is made, the distortion contribution amount of the 4th lens and the 5th lens can be controlled
In the reasonable scope so that the final amount of distortion of each visual field is all controlled in less than 3%, so as to avoid the later stage from carrying out software debugging
Needs.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional TTL/ImgH≤1.5, its
In, TTL is the optics total length of optical imaging lens (that is, from the center of the thing side of the first lens to optical imaging lens
Distance of the imaging surface on optical axis), ImgH is the half of effective pixel area diagonal line length on imaging surface.More specifically, TTL and
ImgH can further meet 1.43≤TTL/ImgH≤1.46.By rationally controlling the ratio of TTL and ImgH, be conducive to optics into
As camera lens ultrathin and high pixel while realize.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.5 ＜ of conditional (R5+R6)/(R5-
R6)≤80, wherein, R5 is the radius of curvature of the thing side of the 3rd lens, and R6 is the radius of curvature of the image side surface of the 3rd lens.More
Specifically, R5 and R6 can further meet 1.68≤(R5+R6)/(R5-R6)≤79.1.By rationally controlling the 3rd lens thing side
Face and the radius of curvature of image side surface, can control the coma contribution amount of the 3rd lens in the reasonable scope, so that on axis
The image quality of visual field and the outer visual field of axis will not produce obvious degeneration due to the contribution of coma.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | R13/R14 |≤2, wherein,
R13 is the radius of curvature of the thing side of the 7th lens, and R14 is the radius of curvature of the image side surface of the 7th lens.More specifically, R13
It can further meet 1.3 ＜ with R14 | R13/R14 |≤2, for example, 1.37≤| R13/R14 |≤1.91.Rationally control the 7th is saturating
The ratio of the radius of curvature of mirror thing side and image side surface, is conducive to the accurate control of visual field aberration in lift shaft.
In the exemplary embodiment, optical imaging lens may also include at least one diaphragm, further to lift camera lens
Image quality.For example, diaphragm may be provided between thing side and the first lens.
Alternatively, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting
The protective glass of photo-sensitive cell on imaging surface.
Multi-disc eyeglass, such as described above seven can be used according to the optical imaging lens of the above embodiment of the application
Piece.Pass through spacing on the axis between each power of lens of reasonable distribution, face type, the center thickness of each lens and each lens
Deng, can effectively reduce camera lens volume, reduce camera lens susceptibility and improve the machinability of camera lens so that optical imaging lens
Head is more advantageous to producing and processing and being applicable to portable electronic product.Meanwhile by the optical imaging lens of above-mentioned configuration,
Also there is the beneficial effect such as ultra-thin, large aperture, high pixel, high image quality.
In presently filed embodiment, at least one in the minute surface of each lens is aspherical mirror.Non-spherical lens
The characteristics of be：From lens centre to lens perimeter, curvature is consecutive variations.It is constant with having from lens centre to lens perimeter
The spherical lens of curvature is different, and non-spherical lens has more preferably radius of curvature characteristic, and there is improvement to distort aberration and improve picture
The advantages of dissipating aberration.After non-spherical lens, the aberration occurred when imaging can be eliminated as much as possible, so as to improve
Image quality.
However, it will be understood by those of skill in the art that without departing from this application claims technical solution situation
Under, the lens numbers for forming optical imaging lens can be changed, to obtain each result and advantage described in this specification.Example
Such as, although being described in embodiments by taking seven lens as an example, which is not limited to include seven
Lens.If desired, the optical imaging lens may also include the lens of other quantity.
The specific embodiment for the optical imaging lens for being applicable to the above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Optical imaging lens referring to Fig. 1 to Fig. 2 D descriptions according to the embodiment of the present application 1.Fig. 1 is shown according to this
Apply for the structure diagram of the optical imaging lens of embodiment 1.
As shown in Figure 1, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is concave surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, its thing side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have negative power, its thing side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 1 show the surface types of each lens of the optical imaging lens of embodiment 1, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 1
As shown in Table 1, the thing side of any one lens in the first lens E1 to the 7th lens E7 and image side surface are
It is aspherical.In the present embodiment, the face type x of each non-spherical lens is available but is not limited to following aspherical formula and is defined：
Wherein, x be it is aspherical along optical axis direction when being highly the position of h, away from aspheric vertex of surface apart from rise；C is
Aspherical paraxial curvature, c=1/R (that is, paraxial curvature c is the inverse of 1 mean curvature radius R of upper table)；K for circular cone coefficient (
Provided in table 1)；Ai is the correction factor of aspherical i-th-th ranks.Table 2 below is given available for each aspherical in embodiment 1
The high order term coefficient A of minute surface S1-S144、A6、A8、A10、A12、A14、A16、A18And A20。
Table 2
In embodiment 1, total effective focal length f=4.05mm of optical imaging lens；The effective focal length f1 of first lens E1
=-22.47mm；The effective focal length f2=2.77mm of second lens E2；The effective focal length f3=-8.59mm of 3rd lens E3；The
The effective focal length f4=-293.01mm of four lens E4；The effective focal length f5=-1801.76mm of 5th lens E5；6th lens E6
Effective focal length f6=2.85mm；The effective focal length f7=-2.12mm of 7th lens E7.The optics total length of imaging lens is (i.e.,
Distance from the center of the thing side S1 of the first lens E1 to imaging surface S17 on optical axis) TTL=4.99mm.On imaging surface S17
The half ImgH=3.43mm of effective pixel area diagonal line length.
Optical imaging lens in embodiment 1 meet：
F/EPD=1.59, wherein, f is total effective focal length of optical imaging lens, and EPD is the entrance pupil of optical imaging lens
Diameter；
| f/f4 |+| f/f5 |=0.02, wherein, f is total effective focal length of optical imaging lens, and f4 is the 4th lens E4's
Effective focal length, f5 are the effective focal length of the 5th lens E5；
F/f1=-0.18, wherein, f is total effective focal length of optical imaging lens, and f1 is effective Jiao of the first lens E1
Away from；
F6/f7=-1.35, wherein, f6 is the effective focal length of the 6th lens E6, and f7 is the effective focal length of the 7th lens E7；
CT1/CT7=1.13, wherein, CT1 for the first lens E1 in the center thickness on optical axis, CT7 is the 7th lens E7
In the center thickness on optical axis；
F2/R3=1.88, wherein, f2 is the effective focal length of the second lens E2, and R3 is the song of the second lens E2 things side S3
Rate radius；
F6/R12=-1.63, wherein, f6 is the effective focal length of the 6th lens E6, and R12 is the 6th lens E6 image side surfaces S12
Radius of curvature；
CT4/CT5=1.40, wherein, CT4 for the 4th lens E4 in the center thickness on optical axis, CT5 is the 5th lens E5
In the center thickness on optical axis；
TTL/ImgH=1.45, wherein, TTL is the optics total length of optical imaging lens, and ImgH is to have on imaging surface S17
Imitate the half of pixel region diagonal line length；
(R5+R6)/(R5-R6)=3.44, wherein, R5 is the radius of curvature of the 3rd lens E3 things side S5, and R6 is the 3rd
The radius of curvature of lens E3 image side surfaces S6；
| R13/R14 |=1.76, wherein, R13 is the radius of curvature of the 7th lens E7 things side S13, and R14 is the 7th lens
The radius of curvature of E7 image side surfaces S14.
In addition, Fig. 2A shows chromatic curve on the axis of the optical imaging lens of embodiment 1, it represents the light of different wave length
Line deviates via the converging focal point after camera lens.Fig. 2 B show the astigmatism curve of the optical imaging lens of embodiment 1, it represents son
Noon curvature of the image and sagittal image surface bending.Fig. 2 C show the distortion curve of the optical imaging lens of embodiment 1, it represents different
Distortion sizes values in the case of visual angle.Fig. 2 D show the ratio chromatism, curve of the optical imaging lens of embodiment 1, it represents light
Line via the different image heights after camera lens on imaging surface deviation.Understood according to Fig. 2A to Fig. 2 D, the light given by embodiment 1
Good image quality can be realized by learning imaging lens.
Embodiment 2
Optical imaging lens referring to Fig. 3 to Fig. 4 D descriptions according to the embodiment of the present application 2.In the present embodiment and following
In embodiment, for brevity, by clipped description similar to Example 1.Fig. 3 is shown according to the embodiment of the present application 2
Optical imaging lens structure diagram.
As shown in figure 3, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is convex surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, its thing side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, its thing side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 3 show the surface types of each lens of the optical imaging lens of embodiment 2, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 3
As shown in Table 3, in example 2, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 4 shows the high order term coefficient available for each aspherical mirror in embodiment 2, wherein, it is each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 4
In example 2, total effective focal length f=4.13mm of optical imaging lens；The effective focal length f1 of first lens E1
=-23.95mm；The effective focal length f2=2.63mm of second lens E2；The effective focal length f3=-6.67mm of 3rd lens E3；The
The effective focal length f4=-90.96mm of four lens E4；The effective focal length f5=2571.93mm of 5th lens E5；6th lens E6's
Effective focal length f6=2.82mm；The effective focal length f7=-2.03mm of 7th lens E7.The optics total length TTL=of imaging lens
4.99mm.The half ImgH=3.41mm of effective pixel area diagonal line length on imaging surface S17.
Fig. 4 A show chromatic curve on the axis of the optical imaging lens of embodiment 2, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 4 B show the astigmatism curve of the optical imaging lens of embodiment 2, it represents meridian picture
Face is bent and sagittal image surface bending.Fig. 4 C show the distortion curve of the optical imaging lens of embodiment 2, it represents different visual angles
In the case of distortion sizes values.Fig. 4 D show the ratio chromatism, curve of the optical imaging lens of embodiment 2, it represents light warp
By the deviation of the different image heights after camera lens on imaging surface.Understood according to Fig. 4 A to Fig. 4 D, optics given by embodiment 2 into
As camera lens can realize good image quality.
Embodiment 3
The optical imaging lens according to the embodiment of the present application 3 are described referring to Fig. 5 to Fig. 6 D.Fig. 5 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 3.
As shown in figure 5, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is convex surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, its thing side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have negative power, its thing side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 5 show the surface types of each lens of the optical imaging lens of embodiment 3, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 5
As shown in Table 5, in embodiment 3, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 6 shows the high order term coefficient available for each aspherical mirror in embodiment 3, wherein, it is 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 | -4.3347E-02 | 1.8910E-02 | -1.0709E-01 | 2.2944E-01 | -3.4193E-01 | 3.2054E-01 | -1.7552E-01 | 5.1287E-02 | -6.1944E-03 |
| S2 | 3.4283E-02 | -2.7133E-01 | 3.0470E-01 | -4.3235E-02 | -2.3620E-01 | 2.9867E-01 | -1.8199E-01 | 5.7982E-02 | -7.6621E-03 |
| S3 | -9.6749E-02 | 3.6023E-02 | -1.7794E-01 | 6.6117E-01 | -9.9609E-01 | 8.7102E-01 | -4.7048E-01 | 1.4614E-01 | -1.9946E-02 |
| S4 | -1.3424E-01 | 4.4381E-01 | -1.1695E+00 | 2.0909E+00 | -2.4216E+00 | 1.7937E+00 | -8.0713E-01 | 1.9638E-01 | -1.9392E-02 |
| S5 | -1.7096E-01 | 4.4771E-01 | -1.1228E+00 | 2.0208E+00 | -2.3450E+00 | 1.6801E+00 | -6.8004E-01 | 1.2174E-01 | -2.3179E-03 |
| S6 | -4.1617E-02 | 2.6136E-02 | 2.3395E-01 | -9.8981E-01 | 2.1987E+00 | -2.8954E+00 | 2.2701E+00 | -9.7225E-01 | 1.7488E-01 |
| S7 | -7.2990E-02 | 1.8948E-01 | -9.1237E-01 | 2.6370E+00 | -4.9576E+00 | 5.9987E+00 | -4.5121E+00 | 1.9309E+00 | -3.5776E-01 |
| S8 | -2.0525E-01 | 5.2312E-01 | -1.7839E+00 | 4.1245E+00 | -6.4044E+00 | 6.3489E+00 | -3.8364E+00 | 1.2922E+00 | -1.8620E-01 |
| S9 | -2.7913E-01 | 6.5373E-01 | -2.1807E+00 | 5.1875E+00 | -7.9514E+00 | 7.5714E+00 | -4.3521E+00 | 1.3934E+00 | -1.9287E-01 |
| S10 | -1.8289E-01 | 1.9114E-01 | -6.9974E-01 | 1.6172E+00 | -2.0951E+00 | 1.5941E+00 | -7.1285E-01 | 1.7363E-01 | -1.7738E-02 |
| S11 | 1.1044E-02 | -1.0992E-01 | -2.3413E-01 | 6.0724E-01 | -6.4656E-01 | 4.0119E-01 | -1.5574E-01 | 3.5716E-02 | -3.6443E-03 |
| S12 | 1.1931E-01 | -2.3498E-01 | 9.7435E-02 | 1.6646E-02 | -1.8685E-02 | 2.7257E-03 | 6.3816E-04 | -2.1628E-04 | 1.7033E-05 |
| S13 | -9.1644E-02 | -1.9390E-01 | 2.6777E-01 | -1.4000E-01 | 4.0788E-02 | -7.2246E-03 | 7.7586E-04 | -4.6510E-05 | 1.1916E-06 |
| S14 | -2.2049E-01 | 1.5818E-01 | -8.0342E-02 | 3.0849E-02 | -8.9927E-03 | 1.8666E-03 | -2.5382E-04 | 1.9970E-05 | -6.8145E-07 |
Table 6
In embodiment 3, total effective focal length f=4.12mm of optical imaging lens；The effective focal length f1 of first lens E1
=-24.37mm；The effective focal length f2=2.79mm of second lens E2；The effective focal length f3=-8.04mm of 3rd lens E3；The
The effective focal length f4=44458.05mm of four lens E4；The effective focal length f5=-215.18mm of 5th lens E5；6th lens E6
Effective focal length f6=2.82mm；The effective focal length f7=-2.04mm of 7th lens E7.The optics total length TTL of imaging lens
=4.99mm.The half ImgH=3.41mm of effective pixel area diagonal line length on imaging surface S17.
Fig. 6 A show chromatic curve on the axis of the optical imaging lens of embodiment 3, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 6 B show the astigmatism curve of the optical imaging lens of embodiment 3, it represents meridian picture
Face is bent and sagittal image surface bending.Fig. 6 C show the distortion curve of the optical imaging lens of embodiment 3, it represents different visual angles
In the case of distortion sizes values.Fig. 6 D show the ratio chromatism, curve of the optical imaging lens of embodiment 3, it represents light warp
By the deviation of the different image heights after camera lens on imaging surface.Understood according to Fig. 6 A to Fig. 6 D, optics given by embodiment 3 into
As camera lens can realize good image quality.
Embodiment 4
The optical imaging lens according to the embodiment of the present application 4 are described referring to Fig. 7 to Fig. 8 D.Fig. 7 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 4.
As shown in fig. 7, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is convex surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, its thing side S7 is concave surface, and image side surface S8 is concave surface.The
Five lens E5 have negative power, its thing side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 7 show the surface types of each lens of the optical imaging lens of embodiment 4, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 7
As shown in Table 7, in example 4, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 8 shows the high order term coefficient available for each aspherical mirror in embodiment 4, wherein, it is 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 | -4.6168E-02 | 1.8024E-02 | -1.0344E-01 | 2.4222E-01 | -3.9202E-01 | 3.9199E-01 | -2.2759E-01 | 7.0602E-02 | -9.0891E-03 |
| S2 | 3.6539E-02 | -2.7933E-01 | 3.9169E-01 | -3.6760E-01 | 3.2052E-01 | -2.2394E-01 | 9.6608E-02 | -2.1283E-02 | 1.6825E-03 |
| S3 | -8.9458E-02 | 1.9309E-02 | -7.2209E-02 | 2.7414E-01 | -3.1397E-01 | 2.0295E-01 | -9.2847E-02 | 2.9710E-02 | -4.6057E-03 |
| S4 | -9.6279E-02 | 2.0207E-01 | -4.0077E-01 | 5.5805E-01 | -4.4455E-01 | 1.7978E-01 | -2.3048E-02 | -3.1382E-03 | 5.6909E-05 |
| S5 | -1.2560E-01 | 2.1811E-01 | -4.4838E-01 | 7.4715E-01 | -7.7012E-01 | 4.6044E-01 | -1.5476E-01 | 2.9638E-02 | -3.7639E-03 |
| S6 | -3.0435E-02 | 3.5316E-02 | -4.5945E-02 | 2.4644E-01 | -7.1155E-01 | 1.2193E+00 | -1.2171E+00 | 6.5182E-01 | -1.4344E-01 |
| S7 | -5.6803E-02 | 6.5976E-02 | -2.7165E-01 | 3.8263E-01 | -3.9366E-02 | -7.4284E-01 | 1.1684E+00 | -7.5859E-01 | 1.8879E-01 |
| S8 | -1.9005E-01 | 3.3524E-01 | -1.1080E+00 | 2.8446E+00 | -5.1424E+00 | 5.6319E+00 | -3.5065E+00 | 1.1367E+00 | -1.4756E-01 |
| S9 | -2.5361E-01 | 4.5207E-01 | -1.6594E+00 | 4.9412E+00 | -9.1864E+00 | 1.0078E+01 | -6.4178E+00 | 2.2132E+00 | -3.2379E-01 |
| S10 | -1.4686E-01 | -3.7870E-02 | -8.7226E-02 | 7.5466E-01 | -1.4122E+00 | 1.2997E+00 | -6.5853E-01 | 1.7639E-01 | -1.9530E-02 |
| S11 | -2.7526E-01 | 1.6146E-01 | 3.6704E-02 | -9.5536E-02 | 4.2590E-02 | -6.0208E-03 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S12 | 1.2133E-01 | -2.3752E-01 | 8.8297E-02 | 3.9345E-02 | -3.8440E-02 | 1.1556E-02 | -1.5504E-03 | 7.1095E-05 | 1.3790E-06 |
| S13 | -8.6217E-02 | -1.9336E-01 | 2.5886E-01 | -1.3232E-01 | 3.7655E-02 | -6.4998E-03 | 6.7801E-04 | -3.9303E-05 | 9.6765E-07 |
| S14 | -2.1139E-01 | 1.4779E-01 | -7.1994E-02 | 2.6006E-02 | -7.1171E-03 | 1.4036E-03 | -1.8425E-04 | 1.4184E-05 | -4.7780E-07 |
Table 8
In example 4, total effective focal length f=4.09mm of optical imaging lens；The effective focal length f1 of first lens E1
=-24.31mm；The effective focal length f2=2.79mm of second lens E2；The effective focal length f3=-8.33mm of 3rd lens E3；The
The effective focal length f4=-181.98mm of four lens E4；The effective focal length f5=-48.05mm of 5th lens E5；6th lens E6's
Effective focal length f6=2.70mm；The effective focal length f7=-2.05mm of 7th lens E7.The optics total length TTL=of imaging lens
4.99mm.The half ImgH=3.41mm of effective pixel area diagonal line length on imaging surface S17.
Fig. 8 A show chromatic curve on the axis of the optical imaging lens of embodiment 4, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 8 B show the astigmatism curve of the optical imaging lens of embodiment 4, it represents meridian picture
Face is bent and sagittal image surface bending.Fig. 8 C show the distortion curve of the optical imaging lens of embodiment 4, it represents different visual angles
In the case of distortion sizes values.Fig. 8 D show the ratio chromatism, curve of the optical imaging lens of embodiment 4, it represents light warp
By the deviation of the different image heights after camera lens on imaging surface.Understood according to Fig. 8 A to Fig. 8 D, optics given by embodiment 4 into
As camera lens can realize good image quality.
Embodiment 5
The optical imaging lens according to the embodiment of the present application 5 are described referring to Fig. 9 to Figure 10 D.Fig. 9 shows basis
The structure diagram of the optical imaging lens of the embodiment of the present application 5.
As shown in figure 9, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is concave surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, its thing side S7 is convex surface, and image side surface S8 is convex surface.The
Five lens E5 have negative power, its thing side S9 is concave surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 9 show the surface types of each lens of the optical imaging lens of embodiment 5, radius of curvature, thickness, material and
Circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 9
As shown in Table 9, in embodiment 5, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 10 shows the high order term coefficient available for each aspherical mirror in embodiment 5, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -4.4162E-02 | 5.7748E-02 | -2.4885E-01 | 4.9957E-01 | -6.4202E-01 | 5.2015E-01 | -2.5348E-01 | 6.7878E-02 | -7.7092E-03 |
| S2 | 3.1822E-02 | -1.2643E-01 | -3.8412E-01 | 1.5517E+00 | -2.3968E+00 | 2.0884E+00 | -1.0744E+00 | 3.0463E-01 | -3.6778E-02 |
| S3 | -1.0092E-01 | 1.7283E-01 | -8.2740E-01 | 2.1835E+00 | -3.1118E+00 | 2.6894E+00 | -1.4212E+00 | 4.2429E-01 | -5.4970E-02 |
| S4 | -1.3303E-01 | 3.1426E-01 | -3.5320E-01 | -1.6224E-01 | 1.1118E+00 | -1.5809E+00 | 1.1356E+00 | -4.2156E-01 | 6.3694E-02 |
| S5 | -1.9378E-01 | 4.5734E-01 | -9.4444E-01 | 1.5631E+00 | -1.8658E+00 | 1.5004E+00 | -7.5144E-01 | 2.0768E-01 | -2.4379E-02 |
| S6 | -5.5010E-02 | 4.9491E-02 | 1.8831E-01 | -8.1543E-01 | 1.7690E+00 | -2.2744E+00 | 1.7307E+00 | -7.0780E-01 | 1.1902E-01 |
| S7 | -1.0998E-01 | 5.6640E-01 | -2.8299E+00 | 8.3504E+00 | -1.5600E+01 | 1.8526E+01 | -1.3541E+01 | 5.5565E+00 | -9.7696E-01 |
| S8 | -1.4328E-01 | 2.9213E-01 | -8.5159E-01 | 1.6030E+00 | -2.2493E+00 | 2.1366E+00 | -1.2245E+00 | 3.6966E-01 | -4.2720E-02 |
| S9 | -2.2545E-01 | 3.3890E-01 | -7.8969E-01 | 1.6158E+00 | -2.5010E+00 | 2.4475E+00 | -1.3812E+00 | 4.0233E-01 | -4.5924E-02 |
| S10 | -1.8905E-01 | 1.0995E-01 | -3.4507E-01 | 9.4376E-01 | -1.4310E+00 | 1.2532E+00 | -6.3756E-01 | 1.7504E-01 | -2.0005E-02 |
| S11 | 2.5686E-02 | -2.2545E-01 | 5.2454E-02 | 2.1450E-01 | -3.1933E-01 | 2.2434E-01 | -9.3510E-02 | 2.2816E-02 | -2.4758E-03 |
| S12 | 1.2492E-01 | -2.8009E-01 | 1.8577E-01 | -6.5892E-02 | 2.6217E-02 | -1.2303E-02 | 3.6861E-03 | -5.5931E-04 | 3.3436E-05 |
| S13 | -7.6268E-02 | -2.3763E-01 | 3.1601E-01 | -1.6853E-01 | 5.0940E-02 | -9.4819E-03 | 1.0843E-03 | -7.0289E-05 | 1.9853E-06 |
| S14 | -2.1029E-01 | 1.4507E-01 | -7.4013E-02 | 2.9432E-02 | -8.9373E-03 | 1.9103E-03 | -2.6344E-04 | 2.0753E-05 | -7.0265E-07 |
Table 10
In embodiment 5, total effective focal length f=4.10mm of optical imaging lens；The effective focal length f1 of first lens E1
=-22.01mm；The effective focal length f2=2.82mm of second lens E2；The effective focal length f3=-8.81mm of 3rd lens E3；The
The effective focal length f4=21.39mm of four lens E4；The effective focal length f5=-16.63mm of 5th lens E5；6th lens E6's has
Imitate focal length f6=2.80mm；The effective focal length f7=-2.06mm of 7th lens E7.The optics total length TTL=of imaging lens
4.99mm.The half ImgH=3.48mm of effective pixel area diagonal line length on imaging surface S17.
Figure 10 A show chromatic curve on the axis of the optical imaging lens of embodiment 5, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 10 B show the astigmatism curve of the optical imaging lens of embodiment 5, it represents meridian
Curvature of the image and sagittal image surface bending.Figure 10 C show the distortion curve of the optical imaging lens of embodiment 5, it represents different
Distortion sizes values in the case of visual angle.Figure 10 D show the ratio chromatism, curve of the optical imaging lens of embodiment 5, it is represented
Light via the different image heights after camera lens on imaging surface deviation.Understood according to Figure 10 A to Figure 10 D, given by embodiment 5
Optical imaging lens can realize good image quality.
Embodiment 6
The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.Figure 11 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 6.
As shown in figure 11, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is concave surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, its thing side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, its thing side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 11 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 6
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 11
As shown in Table 11, in embodiment 6, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 12 shows the high order term coefficient available for each aspherical mirror in embodiment 6, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -4.2889E-02 | 4.7161E-02 | -1.9335E-01 | 3.5643E-01 | -4.2013E-01 | 3.0922E-01 | -1.3398E-01 | 3.0751E-02 | -2.8264E-03 |
| S2 | 3.3826E-02 | -1.8203E-01 | -9.8136E-02 | 8.8128E-01 | -1.4946E+00 | 1.3443E+00 | -7.0217E-01 | 2.0058E-01 | -2.4272E-02 |
| S3 | -9.6313E-02 | 1.0493E-01 | -5.1224E-01 | 1.4508E+00 | -2.1143E+00 | 1.8498E+00 | -9.8913E-01 | 2.9939E-01 | -3.9432E-02 |
| S4 | -1.5348E-01 | 5.0151E-01 | -1.1861E+00 | 1.9295E+00 | -2.0631E+00 | 1.3909E+00 | -5.3817E-01 | 9.7306E-02 | -4.1887E-03 |
| S5 | -2.1002E-01 | 5.8987E-01 | -1.4790E+00 | 2.8072E+00 | -3.6360E+00 | 3.0546E+00 | -1.5638E+00 | 4.3496E-01 | -4.9704E-02 |
| S6 | -5.9768E-02 | 7.8530E-02 | 1.1554E-01 | -7.4078E-01 | 1.8569E+00 | -2.6441E+00 | 2.1996E+00 | -9.8450E-01 | 1.8260E-01 |
| S7 | -8.8565E-02 | 3.3229E-01 | -1.7354E+00 | 5.2165E+00 | -9.8748E+00 | 1.1873E+01 | -8.8072E+00 | 3.6846E+00 | -6.6288E-01 |
| S8 | -1.9625E-01 | 5.2673E-01 | -2.1109E+00 | 5.3058E+00 | -8.6489E+00 | 8.9047E+00 | -5.5457E+00 | 1.9006E+00 | -2.7351E-01 |
| S9 | -2.4885E-01 | 5.5945E-01 | -1.9703E+00 | 4.7594E+00 | -7.3882E+00 | 7.1497E+00 | -4.1559E+00 | 1.3251E+00 | -1.7839E-01 |
| S10 | -1.4935E-01 | 5.2049E-02 | -2.0983E-01 | 6.6192E-01 | -1.0026E+00 | 8.5151E-01 | -4.1939E-01 | 1.1200E-01 | -1.2508E-02 |
| S11 | 1.9567E-02 | -1.9625E-01 | 6.8001E-02 | 1.0313E-01 | -1.4513E-01 | 8.5535E-02 | -3.1146E-02 | 7.5521E-03 | -8.9247E-04 |
| S12 | 1.1604E-01 | -2.5499E-01 | 1.4976E-01 | -3.4145E-02 | 7.6047E-03 | -5.2307E-03 | 2.0416E-03 | -3.4808E-04 | 2.1976E-05 |
| S13 | -7.2645E-02 | -2.4346E-01 | 3.2011E-01 | -1.7011E-01 | 5.1237E-02 | -9.4885E-03 | 1.0769E-03 | -6.9073E-05 | 1.9247E-06 |
| S14 | -1.9727E-01 | 1.2241E-01 | -5.3670E-02 | 1.8386E-02 | -5.0486E-03 | 1.0186E-03 | -1.3555E-04 | 1.0403E-05 | -3.4440E-07 |
Table 12
In embodiment 6, total effective focal length f=4.10mm of optical imaging lens；The effective focal length f1 of first lens E1
=-22.15mm；The effective focal length f2=2.78mm of second lens E2；The effective focal length f3=-8.24mm of 3rd lens E3；The
The effective focal length f4=120.45mm of four lens E4；The effective focal length f5=142.42mm of 5th lens E5；6th lens E6's
Effective focal length f6=2.98mm；The effective focal length f7=-2.07mm of 7th lens E7.The optics total length TTL=of imaging lens
4.99mm.The half ImgH=3.49mm of effective pixel area diagonal line length on imaging surface S17.
Figure 12 A show chromatic curve on the axis of the optical imaging lens of embodiment 6, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 12 B show the astigmatism curve of the optical imaging lens of embodiment 6, it represents meridian
Curvature of the image and sagittal image surface bending.Figure 12 C show the distortion curve of the optical imaging lens of embodiment 6, it represents different
Distortion sizes values in the case of visual angle.Figure 12 D show the ratio chromatism, curve of the optical imaging lens of embodiment 6, it is represented
Light via the different image heights after camera lens on imaging surface deviation.Understood according to Figure 12 A to Figure 12 D, given by embodiment 6
Optical imaging lens can realize good image quality.
Embodiment 7
The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.Figure 13 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 7.
As shown in figure 13, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is concave surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, its thing side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, its thing side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is concave surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 13 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 7
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 13
As shown in Table 13, in embodiment 7, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 14 shows the high order term coefficient available for each aspherical mirror in embodiment 7, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 14
In embodiment 7, total effective focal length f=4.14mm of optical imaging lens；The effective focal length f1 of first lens E1
=-22.54mm；The effective focal length f2=2.80mm of second lens E2；The effective focal length f3=-8.28mm of 3rd lens E3；The
The effective focal length f4=-1090.27mm of four lens E4；The effective focal length f5=282.81mm of 5th lens E5；6th lens E6
Effective focal length f6=2.79mm；The effective focal length f7=-2.00mm of 7th lens E7.The optics total length TTL of imaging lens
=4.99mm.The half ImgH=3.48mm of effective pixel area diagonal line length on imaging surface S17.
Figure 14 A show chromatic curve on the axis of the optical imaging lens of embodiment 7, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 14 B show the astigmatism curve of the optical imaging lens of embodiment 7, it represents meridian
Curvature of the image and sagittal image surface bending.Figure 14 C show the distortion curve of the optical imaging lens of embodiment 7, it represents different
Distortion sizes values in the case of visual angle.Figure 14 D show the ratio chromatism, curve of the optical imaging lens of embodiment 7, it is represented
Light via the different image heights after camera lens on imaging surface deviation.Understood according to Figure 14 A to Figure 14 D, given by embodiment 7
Optical imaging lens can realize good image quality.
Embodiment 8
The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.Figure 15 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 8.
As shown in figure 15, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is concave surface.3rd lens E3 has positive light coke, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, its thing side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, its thing side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 15 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 8
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 15
As shown in Table 15, in embodiment 8, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 16 shows the high order term coefficient available for each aspherical mirror in embodiment 8, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -4.3851E-02 | 2.4308E-02 | -9.3954E-02 | 1.5825E-01 | -1.9274E-01 | 1.5963E-01 | -8.1162E-02 | 2.2772E-02 | -2.7159E-03 |
| S2 | -9.0807E-03 | -1.6499E-01 | 2.9365E-01 | -3.5015E-01 | 3.6199E-01 | -2.8783E-01 | 1.4996E-01 | -4.4254E-02 | 5.5432E-03 |
| S3 | -1.3231E-01 | 1.5382E-01 | -2.7004E-01 | 5.8934E-01 | -8.1559E-01 | 7.3230E-01 | -4.2235E-01 | 1.4189E-01 | -2.1070E-02 |
| S4 | -2.0954E-01 | 5.5538E-01 | -9.0651E-01 | 8.7838E-01 | -4.4566E-01 | 6.0552E-02 | 4.0697E-02 | -1.5090E-02 | 3.2582E-04 |
| S5 | -3.3839E-01 | 6.5536E-01 | -7.4195E-01 | 5.5488E-02 | 1.2476E+00 | -1.9759E+00 | 1.5019E+00 | -5.9358E-01 | 9.7701E-02 |
| S6 | -3.1617E-02 | -1.4859E-01 | 1.2218E+00 | -3.8295E+00 | 7.2965E+00 | -8.7909E+00 | 6.5648E+00 | -2.7676E+00 | 5.0453E-01 |
| S7 | -9.1614E-02 | 3.2990E-01 | -1.7443E+00 | 5.7434E+00 | -1.2183E+01 | 1.6514E+01 | -1.3794E+01 | 6.4662E+00 | -1.2998E+00 |
| S8 | -1.7885E-01 | 2.8066E-01 | -9.9251E-01 | 2.5979E+00 | -4.6795E+00 | 5.3621E+00 | -3.7165E+00 | 1.4223E+00 | -2.3001E-01 |
| S9 | -2.3924E-01 | 4.3751E-01 | -1.4155E+00 | 3.3717E+00 | -5.3032E+00 | 5.1761E+00 | -3.0107E+00 | 9.5057E-01 | -1.2440E-01 |
| S10 | -1.7938E-01 | 1.9148E-01 | -4.6466E-01 | 9.3545E-01 | -1.1970E+00 | 9.3417E-01 | -4.3515E-01 | 1.1142E-01 | -1.2034E-02 |
| S11 | -3.6485E-02 | -7.9734E-02 | -1.7313E-03 | 8.8564E-02 | -8.6547E-02 | 3.3314E-02 | -4.4911E-03 | 0.0000E+00 | 0.0000E+00 |
| S12 | 1.1102E-01 | -2.8331E-01 | 2.2606E-01 | -1.1664E-01 | 5.6327E-02 | -2.1981E-02 | 5.3840E-03 | -7.0714E-04 | 3.8048E-05 |
| S13 | -1.0233E-01 | -1.7092E-01 | 2.3671E-01 | -1.1636E-01 | 3.0670E-02 | -4.6851E-03 | 4.0171E-04 | -1.6398E-05 | 1.6554E-07 |
| S14 | -2.0930E-01 | 1.5863E-01 | -8.7860E-02 | 3.6798E-02 | -1.1364E-02 | 2.4215E-03 | -3.3081E-04 | 2.5833E-05 | -8.7002E-07 |
Table 16
In embodiment 8, total effective focal length f=4.05mm of optical imaging lens；The effective focal length f1 of first lens E1
=-23.29mm；The effective focal length f2=3.54mm of second lens E2；The effective focal length f3=537.79mm of 3rd lens E3；The
The effective focal length f4=-83.83mm of four lens E4；The effective focal length f5=177.55mm of 5th lens E5；6th lens E6's
Effective focal length f6=2.61mm；The effective focal length f7=-1.93mm of 7th lens E7.The optics total length TTL=of imaging lens
4.97mm.The half ImgH=3.41mm of effective pixel area diagonal line length on imaging surface S17.
Figure 16 A show chromatic curve on the axis of the optical imaging lens of embodiment 8, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 16 B show the astigmatism curve of the optical imaging lens of embodiment 8, it represents meridian
Curvature of the image and sagittal image surface bending.Figure 16 C show the distortion curve of the optical imaging lens of embodiment 8, it represents different
Distortion sizes values in the case of visual angle.Figure 16 D show the ratio chromatism, curve of the optical imaging lens of embodiment 8, it is represented
Light via the different image heights after camera lens on imaging surface deviation.Understood according to Figure 16 A to Figure 16 D, given by embodiment 8
Optical imaging lens can realize good image quality.
Embodiment 9
The optical imaging lens according to the embodiment of the present application 9 are described referring to Figure 17 to Figure 18 D.Figure 17 shows root
According to the structure diagram of the optical imaging lens of the embodiment of the present application 9.
As shown in figure 17, according to the optical imaging lens of the application illustrative embodiments along optical axis by thing side to image side according to
Sequence includes：It is diaphragm STO, the first lens E1, the second lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5, the 6th saturating
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
First lens E1 has negative power, its thing side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, its thing side S3 are convex surface, and image side surface S4 is concave surface.3rd lens E3 has negative power, its thing side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, its thing side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, its thing side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its thing side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, its thing side S13 is concave surface, as
Side S14 is concave surface.Optical filter E8 has thing side S15 and image side surface S16.Light from object sequentially passes through each surface S1 extremely
S16 is simultaneously ultimately imaged on imaging surface S17.
Table 17 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 9
And circular cone coefficient, wherein, the unit of radius of curvature and thickness is millimeter (mm).
Table 17
As shown in Table 17, in embodiment 9, the thing side of any one lens in the first lens E1 to the 7th lens E7
It is aspherical with image side surface.Table 18 shows the high order term coefficient available for each aspherical mirror in embodiment 9, wherein, respectively
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.9879E-02 | 1.1638E-02 | -8.1609E-02 | 1.5796E-01 | -1.9806E-01 | 1.5333E-01 | -6.9499E-02 | 1.6981E-02 | -1.7373E-03 |
| S2 | 5.0252E-02 | -3.3824E-01 | 4.5984E-01 | -2.8824E-01 | 3.9978E-02 | 7.0726E-02 | -5.3591E-02 | 1.6134E-02 | -1.8702E-03 |
| S3 | -8.4367E-02 | -2.7909E-03 | -1.1180E-01 | 5.5157E-01 | -8.5441E-01 | 7.2852E-01 | -3.7005E-01 | 1.0534E-01 | -1.3009E-02 |
| S4 | -7.2065E-02 | 1.3849E-01 | -1.8578E-01 | 1.3689E-01 | -3.3113E-02 | -1.5509E-02 | 1.0407E-02 | -1.8602E-03 | 3.1829E-05 |
| S5 | -1.3709E-01 | 1.8255E-01 | -1.8603E-01 | 1.5184E-01 | -1.2690E-01 | 1.3225E-01 | -1.0070E-01 | 3.9335E-02 | -5.9472E-03 |
| S6 | -4.4370E-02 | -3.5029E-03 | 2.7184E-01 | -6.6744E-01 | 9.4673E-01 | -8.3373E-01 | 4.6174E-01 | -1.4746E-01 | 2.1881E-02 |
| S7 | -6.6487E-02 | 1.2338E-01 | -5.6003E-01 | 1.4579E+00 | -2.5752E+00 | 3.0124E+00 | -2.2132E+00 | 9.2210E-01 | -1.6440E-01 |
| S8 | -1.5149E-01 | 1.7065E-01 | -6.9053E-01 | 2.3235E+00 | -5.0005E+00 | 6.1163E+00 | -4.1774E+00 | 1.4936E+00 | -2.1814E-01 |
| S9 | -2.0806E-01 | 2.8381E-01 | -1.0113E+00 | 3.1279E+00 | -6.0281E+00 | 6.6723E+00 | -4.1647E+00 | 1.3645E+00 | -1.8260E-01 |
| S10 | -1.1448E-01 | -5.3816E-02 | 1.1643E-01 | 1.1082E-01 | -4.8469E-01 | 5.5720E-01 | -3.1461E-01 | 8.9532E-02 | -1.0243E-02 |
| S11 | 1.1556E-02 | -1.7534E-01 | 1.4020E-01 | -4.4589E-02 | -1.5847E-02 | 1.3469E-02 | -2.2079E-03 | 0.0000E+00 | 0.0000E+00 |
| S12 | 8.4619E-02 | -2.1635E-01 | 1.7791E-01 | -1.0490E-01 | 5.7918E-02 | -2.3469E-02 | 5.6958E-03 | -7.3226E-04 | 3.8455E-05 |
| S13 | -9.7517E-02 | -1.5386E-01 | 2.0407E-01 | -9.3814E-02 | 2.2261E-02 | -2.8077E-03 | 1.4886E-04 | 2.6646E-06 | -4.5491E-07 |
| S14 | -2.0330E-01 | 1.3596E-01 | -7.1613E-02 | 3.0778E-02 | -1.0033E-02 | 2.2435E-03 | -3.1769E-04 | 2.5470E-05 | -8.7539E-07 |
Table 18
In embodiment 9, total effective focal length f=3.99mm of optical imaging lens；The effective focal length f1 of first lens E1
=-25.51mm；The effective focal length f2=2.97mm of second lens E2；The effective focal length f3=-11.83mm of 3rd lens E3；The
The effective focal length f4=-45.58mm of four lens E4；The effective focal length f5=47.68mm of 5th lens E5；6th lens E6's has
Imitate focal length f6=2.90mm；The effective focal length f7=-2.13mm of 7th lens E7.The optics total length TTL=of imaging lens
4.99mm.The half ImgH=3.41mm of effective pixel area diagonal line length on imaging surface S17.
Figure 18 A show chromatic curve on the axis of the optical imaging lens of embodiment 9, it represents the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 18 B show the astigmatism curve of the optical imaging lens of embodiment 9, it represents meridian
Curvature of the image and sagittal image surface bending.Figure 18 C show the distortion curve of the optical imaging lens of embodiment 9, it represents different
Distortion sizes values in the case of visual angle.Figure 18 D show the ratio chromatism, curve of the optical imaging lens of embodiment 9, it is represented
Light via the different image heights after camera lens on imaging surface deviation.Understood according to Figure 18 A to Figure 18 D, given by embodiment 9
Optical imaging lens can realize good image quality.
To sum up, embodiment 1 to embodiment 9 meets the relation shown in table 19 respectively.
| Conditional/embodiment | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| f/EPD | 1.59 | 1.59 | 1.59 | 1.59 | 1.58 | 1.58 | 1.58 | 1.60 | 1.46 |
| |f/f4|+|f/f5| | 0.02 | 0.05 | 0.02 | 0.11 | 0.44 | 0.06 | 0.02 | 0.07 | 0.17 |
| f/f1 | -0.18 | -0.17 | -0.17 | -0.17 | -0.19 | -0.18 | -0.18 | -0.17 | -0.16 |
| f6/f7 | -1.35 | -1.39 | -1.38 | -1.32 | -1.36 | -1.44 | -1.39 | -1.35 | -1.36 |
| CT1/CT7 | 1.13 | 1.03 | 1.00 | 1.00 | 1.00 | 1.01 | 1.00 | 1.17 | 1.27 |
| f2/R3 | 1.88 | 1.73 | 1.81 | 1.79 | 1.87 | 1.85 | 1.85 | 2.46 | 1.99 |
| f6/R12 | -1.63 | -1.58 | -1.64 | -1.56 | -1.61 | -1.71 | -1.83 | -1.71 | -1.65 |
| CT4/CT5 | 1.40 | 0.98 | 1.28 | 1.01 | 1.59 | 1.14 | 1.09 | 1.29 | 1.33 |
| TTL/ImgH | 1.45 | 1.46 | 1.46 | 1.46 | 1.44 | 1.43 | 1.44 | 1.46 | 1.46 |
| (R5+R6)/(R5-R6) | 3.44 | 1.68 | 2.94 | 3.08 | 3.29 | 3.10 | 3.19 | 79.10 | 4.76 |
| |R13/R14| | 1.76 | 1.74 | 1.69 | 1.71 | 1.76 | 1.85 | 1.91 | 1.65 | 1.37 |
Table 19
The application also provides a kind of imaging device, its electronics photo-sensitive cell can be photosensitive coupling element (CCD) or complementation
Property matal-oxide semiconductor element (CMOS).Imaging device can be the independent imaging equipment of such as digital camera or
The image-forming module being integrated on the mobile electronic devices such as mobile phone.The imaging device is equipped with optical imaging lens described above
Head.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology that the particular combination of above-mentioned technical characteristic forms
Scheme, while should also cover in the case where not departing from the inventive concept, carried out by above-mentioned technical characteristic or its equivalent feature
The other technical solutions for being combined and being formed.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical solution that the technical characteristic of energy is replaced mutually and formed.
Claims (22)
1. optical imaging lens, are sequentially included along optical axis by thing side to image side：It is the first lens with focal power, second saturating
Mirror, the 3rd lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens, it is characterised in that
First lens have negative power, its thing side is convex surface, and image side surface is concave surface；
The image side surface of 3rd lens is concave surface；
The thing side of 7th lens is concave surface；
Wherein, total effective focal length f of the optical imaging lens, the effective focal length f4 of the 4th lens and the 5th lens
Effective focal length f5 meet | f/f4 |+| f/f5 | ＜ 1.
2. optical imaging lens according to claim 1, it is characterised in that total effective focal length of the optical imaging lens
The Entry pupil diameters EPD of f and the optical imaging lens meet f/EPD≤1.60.
3. optical imaging lens according to claim 1 or 2, it is characterised in that the effective focal length f1 of first lens
Meet -0.5 ＜ f/f1 ＜ 0 with total effective focal length f of the optical imaging lens.
4. optical imaging lens according to claim 1 or 2, it is characterised in that the effective focal length f2 of second lens
Meet 1.5 ＜ f2/R3 ＜ 2.5 with the radius of curvature R 3 of the thing side of second lens.
5. optical imaging lens according to claim 1 or 2, it is characterised in that the effective focal length f6 of the 6th lens
Meet -2 ＜ f6/R12 ＜ -1 with the radius of curvature R 12 of the image side surface of the 6th lens.
6. optical imaging lens according to claim 5, it is characterised in that the effective focal length f6 of the 6th lens and institute
The effective focal length f7 for stating the 7th lens meets -1.5 ＜ f6/f7 ＜ -1.
7. optical imaging lens according to claim 1 or 2, it is characterised in that the 4th lens are on the optical axis
Center thickness CT4 and the 5th lens meet 0.5 ＜ CT4/CT5 ＜ 2.0 in the center thickness CT5 on the optical axis.
8. optical imaging lens according to claim 7, it is characterised in that first lens are on the optical axis
Heart thickness CT1 meets 1.00≤CT1/CT7 ＜ 1.50 with the 7th lens in the center thickness CT7 on the optical axis.
9. optical imaging lens according to claim 7, it is characterised in that the optics total length of the optical imaging lens
The half ImgH of TTL and effective pixel area diagonal line length on the optical imaging lens imaging surface meet TTL/ImgH≤1.5.
10. optical imaging lens according to claim 1 or 2, it is characterised in that the song of the thing side of the 3rd lens
Rate radius R5 and the radius of curvature R 6 of the image side surface of the 3rd lens meet 1.5 ＜ (R5+R6)/(R5-R6)≤80.
11. optical imaging lens according to claim 1 or 2, it is characterised in that the song of the thing side of the 7th lens
Rate radius R13 and the radius of curvature R 14 of the image side surface of the 7th lens meet | R13/R14 |≤2.
12. optical imaging lens, are sequentially included along optical axis by thing side to image side：It is the first lens with focal power, second saturating
Mirror, the 3rd lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens, it is characterised in that
The thing side of first lens is convex surface, and image side surface is concave surface；
The image side surface of 3rd lens is concave surface；
The thing side of 7th lens is concave surface；
Wherein, first lens in the center thickness CT1 on the optical axis and the 7th lens on the optical axis
Heart thickness CT7 meets 1.00≤CT1/CT7 ＜ 1.50.
13. optical imaging lens according to claim 12, it is characterised in that the curvature of the thing side of the 7th lens
Radius R13 and the radius of curvature R 14 of the image side surface of the 7th lens meet | R13/R14 |≤2.
14. optical imaging lens according to claim 13, it is characterised in that the curvature of the thing side of the 3rd lens
Radius R5 and the radius of curvature R 6 of the image side surface of the 3rd lens meet 1.5 ＜ (R5+R6)/(R5-R6)≤80.
15. optical imaging lens according to claim 12, it is characterised in that the effective focal length f6 of the 6th lens with
The radius of curvature R 12 of the image side surface of 6th lens meets -2 ＜ f6/R12 ＜ -1.
16. optical imaging lens according to claim 12, it is characterised in that the effective focal length f6 of the 6th lens with
The effective focal length f7 of 7th lens meets -1.5 ＜ f6/f7 ＜ -1.
17. optical imaging lens according to claim 12, it is characterised in that total effectively Jiao of the optical imaging lens
Effective focal length f5 away from f, the effective focal length f4 of the 4th lens and the 5th lens meets | f/f4 |+| f/f5 | ＜ 1.
18. optical imaging lens according to claim 12, it is characterised in that the effective focal length f2 of second lens with
The radius of curvature R 3 of the thing side of second lens meets 1.5 ＜ f2/R3 ＜ 2.5.
19. optical imaging lens according to claim 12, it is characterised in that first lens have negative power,
Its effective focal length f1 and total effective focal length f of the optical imaging lens meet -0.5 ＜ f/f1 ＜ 0.
20. optical imaging lens according to claim 12, it is characterised in that the 4th lens are on the optical axis
Center thickness CT4 meets 0.5 ＜ CT4/CT5 ＜ 2.0 with the 5th lens in the center thickness CT5 on the optical axis.
21. the optical imaging lens according to any one of claim 12 to 20, it is characterised in that the optical imaging lens
Total effective focal length f of head meets f/EPD≤1.60 with the Entry pupil diameters EPD of the optical imaging lens.
22. the optical imaging lens according to any one of claim 12 to 20, it is characterised in that the optical imaging lens
The optics total length TTL of head and the half ImgH of effective pixel area diagonal line length on the optical imaging lens imaging surface meet
TTL/ImgH≤1.5。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721384690.0U CN207281377U (en) | 2017-10-25 | 2017-10-25 | Optical imaging lens |
| PCT/CN2018/092868 WO2019080528A1 (en) | 2017-10-25 | 2018-06-26 | Optical imaging lens |
| US16/274,718 US11169362B2 (en) | 2017-10-25 | 2019-02-13 | Optical imaging lens assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721384690.0U CN207281377U (en) | 2017-10-25 | 2017-10-25 | Optical imaging lens |
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| CN207281377U true CN207281377U (en) | 2018-04-27 |
Family
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| CN201721384690.0U Active CN207281377U (en) | 2017-10-25 | 2017-10-25 | Optical imaging lens |
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| CN107621682A (en) * | 2017-10-25 | 2018-01-23 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN110412748A (en) * | 2019-08-28 | 2019-11-05 | 浙江舜宇光学有限公司 | Optical imaging system |
| CN112526719A (en) * | 2018-05-29 | 2021-03-19 | 三星电机株式会社 | Optical imaging system |
| CN114556181A (en) * | 2019-12-25 | 2022-05-27 | Oppo广东移动通信有限公司 | Imaging lens, camera module, and imaging apparatus |
| TWI772463B (en) * | 2018-06-29 | 2022-08-01 | 大陸商玉晶光電（廈門）有限公司 | Optical imaging lens |
| CN115128781A (en) * | 2022-08-30 | 2022-09-30 | 江西联创电子有限公司 | Optical lens |
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2017
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| CN107621682A (en) * | 2017-10-25 | 2018-01-23 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN107621682B (en) * | 2017-10-25 | 2020-04-07 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN112526719A (en) * | 2018-05-29 | 2021-03-19 | 三星电机株式会社 | Optical imaging system |
| US11644641B2 (en) | 2018-05-29 | 2023-05-09 | Samsung Electro-Mechanics Co., Ltd. | Optical imaging system |
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| TWI772463B (en) * | 2018-06-29 | 2022-08-01 | 大陸商玉晶光電（廈門）有限公司 | Optical imaging lens |
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| CN114556181A (en) * | 2019-12-25 | 2022-05-27 | Oppo广东移动通信有限公司 | Imaging lens, camera module, and imaging apparatus |
| CN115128781A (en) * | 2022-08-30 | 2022-09-30 | 江西联创电子有限公司 | Optical lens |
| CN115128781B (en) * | 2022-08-30 | 2023-01-20 | 江西联创电子有限公司 | Optical lens |
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