CN207663138U - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
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- CN207663138U CN207663138U CN201820018945.XU CN201820018945U CN207663138U CN 207663138 U CN207663138 U CN 207663138U CN 201820018945 U CN201820018945 U CN 201820018945U CN 207663138 U CN207663138 U CN 207663138U
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Abstract
This application discloses a kind of optical imaging lens, which includes sequentially by object side to image side along optical axis：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.It is convex surface that first lens, which have positive light coke, object side,；It is concave surface that second lens, which have negative power, image side surface,；The third lens, the 4th lens, the 5th lens and the 6th lens all have positive light coke or negative power；It is concave surface that 7th lens, which have negative power, object side,.Total effective focal length f of optical imaging lens and the effective focal length f1 of the first lens meet f/f1 >=2.0.
Description
Technical field
This application involves a kind of optical imaging lens, more specifically, this application involves it is a kind of include seven lens optics
Imaging lens.
Background technology
Since the portable electronic devices such as such as smart mobile phone have good portability so that these portable electronics are set
Standby application is more and more universal.It is desirable to use portable electronic device that can realize the bat to more remote scenery in the wild
Demand is taken the photograph, and can achieve the effect that prominent main body, virtualization background.This requires camera lenses while with focal length characteristic,
Also need to have small size performance and high image quality.However, existing telephoto lens would generally by increase lens number with
Realize high imaging quality, thus size is larger, can not meet the requirement of focal length, miniaturization and high imaging quality simultaneously.
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 above-mentioned at least one disadvantage, for example, telephoto lens.
On the one hand, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to
Sequence includes：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.First thoroughly
Mirror can have positive light coke, and object side can be convex surface；Second lens can have negative power, and image side surface can be concave surface；The
Three lens, the 4th lens, the 5th lens and the 6th lens all have positive light coke or negative power；7th lens can have negative light
Focal power, object side can be concave surface.Total effective focal length f of optical imaging lens and the effective focal length f1 of the first lens can meet f/
f1≥2.0。
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
Foot 2.0≤f/f1≤7.0.
In one embodiment, the maximum angle of half field-of view HFOV of optical imaging lens can meet HFOV≤35 °.
In one embodiment, the first lens to the 7th lens are respectively at the sum of center thickness on optical axis ∑ CT and
The sum of the spacing distance of two lens of arbitrary neighborhood on optical axis ∑ AT can meet ∑ CT/ ∑ AT ＜ in one lens to the 7th lens
2.5。
In one embodiment, the effective focal length f4 and the first lens of the effective focal length f3, the 4th lens of the third lens
Distance TTL of the imaging surface on optical axis of center to optical imaging lens of object side can meet -5.5 ＜ (f3+f4)/TTL
＜ 5.0.
In one embodiment, the curvature of the image side surface of total effective focal length f and the second lens of optical imaging lens half
Diameter R4 can meet 1.0 ＜ f/R4 ＜ 3.5.
In one embodiment, the effective focal length f7 of the 7th lens and the effective focal length f2 of the second lens can meet 0.5
＜ f7/f2 ＜ 2.0.
In one embodiment, the effective focal length f4 and the 5th lens of the effective focal length f3, the 4th lens of the third lens
Effective focal length f5 can meet 0≤f3/ | f4+f5 |≤3.0.
In one embodiment, the radius of curvature R 11 of the object side of the effective focal length f7 of the 7th lens, the 6th lens with
The radius of curvature R 12 of the image side surface of 6th lens can meet -1.5 ＜ f7/ | R11+R12 |.
In one embodiment, the curvature of the image side surface of the radius of curvature R 3 and the second lens of the object side of the second lens
Radius R4 can meet | R3+R4 |/| R3-R4 | ＜ 3.5.
In one embodiment, the curvature of the image side surface of the radius of curvature R 7 and the 6th lens of the object side of the 4th lens
Radius R12 can meet 0 ＜ R7/R12 ＜ 3.0.
In one embodiment, the abbe number V6 and the 7th lens of the abbe number V5 of the 5th lens, the 6th lens
Abbe number V7 can meet 1.0 ＜ (V5+V6)/V7 ＜ 7.0.
On the other hand, present invention also provides such a optical imaging lens, and the camera lens is along optical axis by object side to picture
Side includes sequentially：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.The
One lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, and image side surface can be recessed
Face；The third lens, the 5th lens and the 6th lens all have positive light coke or negative power；4th lens have positive light coke or
Negative power, object side can be concave surface；7th lens can have negative power, and object side can be concave surface.7th lens
The effective focal length f2 of effective focal length f7 and the second lens can meet 0.5 ＜ f7/f2 ＜ 2.0.
On the other hand, present invention also provides such a optical imaging lens, and the camera lens is along optical axis by object side to picture
Side includes sequentially：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.The
One lens can have positive light coke, and object side can be convex surface；Second lens can have negative power, and image side surface can be recessed
Face；The third lens, the 4th lens, the 5th lens and the 6th lens all have positive light coke or negative power；The object of 6th lens
Side can be concave surface, and image side surface can be convex surface；7th lens can have negative power, and object side can be concave surface；Optical imagery
The maximum angle of half field-of view HFOV of camera lens can meet HFOV≤30 °.
The application uses 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 miniaturization, focal length, height
At least one advantageous effect such as image quality.
Description of the drawings
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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 illustrate chromatic curve on the axis of the optical imaging lens of embodiment 9, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 19 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 10；
Figure 20 A to Figure 20 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 10, astigmatism curve,
Distortion curve and ratio chromatism, curve.
Specific implementation mode
Refer to the attached drawing is made more detailed description by the application in order to better understand to the various aspects of the application.It answers
Understand, the description of the only illustrative embodiments to 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.It includes associated institute to state "and/or"
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, and does not indicate that 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 convenience of description, thickness, the size and shape of lens are slightly exaggerated.Specifically, attached drawing
Shown in spherical surface or aspherical shape be illustrated by way of example.That is, spherical surface or aspherical shape are not limited to attached drawing
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.It is known as object side near the surface of object in each lens,
It is known as image side surface near the surface of imaging surface in each lens.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
It indicates there is stated feature, element and/or component when being used in bright book, but does not preclude the presence or addition of one or more
Other feature, component, assembly unit and/or combination thereof.In addition, ought the statement of such as at least one of " ... " appear in institute
When after the list of row 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 the meaning consistent with their meanings 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.
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 third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.This seven lens
Along optical axis by object side to image side sequential.
In the exemplary embodiment, the first lens can have positive light coke, and object side can be convex surface；Second lens can
With negative power, image side surface can be concave surface；The third lens have positive light coke or negative power；4th lens have positive light
Focal power or negative power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power；
And the 7th lens can have negative power, object side can be concave surface.
In the exemplary embodiment, the third lens can have positive light coke.
In the exemplary embodiment, the 4th lens can have negative power, and object side can be concave surface.
In the exemplary embodiment, the object side of the 6th lens can be concave surface, and image side surface can be convex surface.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional HFOV≤35 °, wherein
The maximum angle of half field-of view of HFOV optical imaging lens.More specifically, HFOV can further meet HFOV≤30 °, for example, 23.5 °
≤HFOV≤25.7°.Rationally control HFOV is conducive to the optical property for promoting camera lens.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional f/f1 >=2.0, wherein f is
Total effective focal length of optical imaging lens, f1 are the effective focal length of the first lens.More specifically, f and f1 can further meet 2.0
≤ f/f1≤7.0, for example, 2.0≤f/f1≤3.0, for another example 2.06≤f/f1≤2.52.The rationally light of the first lens of control
Focal power, advantageously reduces the sensibility of camera lens, and ensures that camera lens has good imaging effect；Meanwhile being conducive to maintaining mirror
On the basis of head miniaturization, prominent camera lens takes the photograph remote characteristic.
In the exemplary embodiment, the optical imaging lens of the application can meet -5.5 ＜ of conditional (f3+f4)/TTL
＜ 5.0, wherein f3 is the effective focal length of the third lens, and f4 is the effective focal length of the 4th lens, and TTL is the object side of the first lens
The center in face to optical imaging lens distance of the imaging surface on optical axis.More specifically, f3, f4 and TTL can further meet-
5.09≤(f3+f4)/TTL≤4.48.Meet -5.5 ＜ of conditional (f3+f4)/TTL ＜ 5.0, be conducive to slow down deflection of light,
Improve senior aberration, ensures the miniaturization of camera lens.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.0 ＜ f/R4 ＜ 3.5 of conditional,
In, f is total effective focal length of optical imaging lens, and R4 is the radius of curvature of the image side surface of the second lens.More specifically, f and R4
1.13≤f/R4≤3.08 can further be met.By changing the radius of curvature of the second lens image side surface, and keep it saturating with first
Mirror cooperation reduces the sensibility in central vision region to realize the purpose of balance high-order spherical aberration.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.5 ＜ f7/f2 ＜ 2.0 of conditional,
In, f7 is the effective focal length of the 7th lens, and f2 is the effective focal length of the second lens.More specifically, f7 and f2 can further meet
0.65≤f7/f2≤1.74.By the effective focal length of reasonable distribution the second lens and the 7th lens, come improve camera lens aberration and
Astigmatism.
In the exemplary embodiment, the optical imaging lens of the application can meet 0 ＜ R7/R12 ＜ 3.0 of conditional,
In, R7 is the radius of curvature of the object side of the 4th lens, and R12 is the radius of curvature of the image side surface of the 6th lens.More specifically, R7
It can further meet 0.35≤R7/R12≤2.62 with R12.By the mutual cooperation of the radius of curvature of different minute surfaces, to improve mirror
The coma of the outer field of view of head axis.
In the exemplary embodiment, the optical imaging lens of the application can meet -1.5 ＜ f7/ of conditional | R11+R12
|, wherein f7 is the effective focal length of the 7th lens, and R11 is the radius of curvature of the object side of the 6th lens, and R12 is the 6th lens
The radius of curvature of image side surface.More specifically, f7, R11 and R12 can further meet -1.5 ＜ f7/ | R11+R12 | ＜ 0, for example, -
1.25≤f7/|R11+R12|≤-0.35.Meet -1.5 ＜ f7/ of conditional | R11+R12 |, be conducive to improve camera lens astigmatism,
Distortion is reduced, while being conducive to correct the aberration of the outer field of view of axis.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional ∑ CT/ ∑ AT ＜ 2.5,
In, ∑ CT is the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens difference
In the sum of the center thickness on optical axis, ∑ AT is interval of two lens of arbitrary neighborhood on optical axis in the first lens to the 7th lens
Sum of the distance.More specifically, ∑ CT and ∑ AT can further meet 0.5 ＜ ∑ CT/ ∑ AT ＜ 2.5, for example, 0.74≤∑ CT/
∑AT≤2.11.Airspace between the center thickness of each lens of reasonable distribution, each lens, advantageously ensures that the miniaturization of camera lens
And good processing characteristics.
In the exemplary embodiment, the optical imaging lens of the application can meet 0≤f3/ of conditional | f4+f5 |≤
3.0, wherein f3 is the effective focal length of the third lens, and f4 is the effective focal length of the 4th lens, and f5 is effective coke of the 5th lens
Away from.More specifically, f3, f4 and f5 can further meet 0.00≤f3/ | f4+f5 |≤2.90.Meet 0≤f3/ of conditional | f4+
F5 |≤3.0, be conducive to slow down deflection of light angle, improve senior aberration, while being conducive to compress camera lens overall length, ensures small-sized
Change characteristic.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.0 ＜ of conditional (V5+V6)/V7 ＜
7.0, wherein V5 is the abbe number of the 5th lens, and V6 is the abbe number of the 6th lens, and V7 is the dispersion system of the 7th lens
Number.More specifically, V5, V6 and V7 can further meet 1.0 ＜ (V5+V6)/V7 ＜ 2.0, for example, (V5+V6)/V7=1.43.
The lens of reasonable selection unlike material are conducive to the aberration for correcting the outer field of view of axis.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | R3+R4 |/| R3-R4 | ＜
3.5, wherein R3 is the radius of curvature of the object side of the second lens, and R4 is the radius of curvature of the image side surface of the second lens.More specifically
Ground, R3 and R4 can further meet 0.19≤| R3+R4 |/| R3-R4 |≤3.16.Reasonable distribution the second lens object side and image side
The radius of curvature in face is conducive to balance high-order spherical aberration, reduces the sensibility of camera lens.
In the exemplary embodiment, optical imaging lens may also include at least one diaphragm, to promote the imaging of camera lens
Quality.For example, diaphragm may be provided between object side and the first lens.
Optionally, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting
The protective glass of photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above seven 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 the volume that can effectively reduce camera lens, the machinability for reducing the susceptibility of camera lens and improving camera lens so that optical imaging lens
Head, which is more advantageous to, to be produced and processed and is applicable to portable electronic product.
By the optical imaging lens of above-mentioned configuration, it is also equipped with the small depth of field and big enlargement ratio, it can be apart from identical
In the case of shoot the video of bigger, be applicable to longer-distance object and shot.Meanwhile if making with wide-angle lens collocation
With enlargement ratio, the second best in quality imaging effect can be obtained in the case of auto-focusing.
In presently filed embodiment, at least one of minute surface of each lens is aspherical mirror.Non-spherical lens
The characteristics of be：From lens centre to lens perimeter, curvature is consecutive variations.It is constant with having from lens centre to lens perimeter
The spherical lens of curvature is different, and non-spherical lens has more preferably radius of curvature characteristic, and there is improvement to distort aberration and improve picture
The advantages of dissipating aberration.After non-spherical lens, the aberration occurred when imaging can be eliminated as much as possible, so as to improve
Image quality.
However, it will be understood by those of skill in the art that without departing from this application claims technical solution 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 seven lens as an example in embodiments, 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
Referring to Fig. 1 to Fig. 2 D descriptions according to the optical imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to this
Apply for the 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is convex 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 convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface.The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 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 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 be circular cone coefficient (
It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th ranks.The following table 2 give can be used for it is each aspherical in embodiment 1
The high-order coefficient A of minute surface S1-S144、A6、A8、A10、A12、A14、A16And A18。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 |
| S1 | 9.6370E-03 | -2.1900E-03 | 5.2540E-03 | -2.3952E-03 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | -1.2500E-02 | 1.9682E-02 | -1.6310E-02 | 5.9373E-03 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S3 | 1.9108E-02 | 6.8320E-03 | 1.3534E-02 | -6.7484E-02 | 1.3910E-01 | -1.3265E-01 | 6.2855E-02 | -1.1681E-02 |
| S4 | 3.5701E-02 | -2.4300E-02 | 3.1741E-02 | -1.9076E-01 | 5.1607E-01 | -6.5821E-01 | 4.0993E-01 | -1.0298E-01 |
| S5 | -4.8590E-02 | 9.5652E-02 | -5.4152E-01 | 6.3611E-01 | -3.3743E-01 | 6.5424E-02 | 0.0000E+00 | 0.0000E+00 |
| S6 | -8.5410E-02 | 5.6207E-01 | -6.4177E-01 | -3.9893E-01 | 9.2531E-01 | -3.9151E-01 | 0.0000E+00 | 0.0000E+00 |
| S7 | -1.0720E-02 | 7.2777E-01 | -5.9408E-01 | -5.8071E-01 | 1.0834E+00 | -4.6878E-01 | 0.0000E+00 | 0.0000E+00 |
| S8 | 2.8329E-02 | 2.1236E-01 | -4.7080E-01 | 6.5482E-01 | -3.8546E-01 | 6.4582E-02 | 0.0000E+00 | 0.0000E+00 |
| S9 | -6.1000E-02 | -1.2370E-02 | -5.0390E-02 | -5.0609E-02 | 6.0990E-02 | -1.1700E-02 | 0.0000E+00 | 0.0000E+00 |
| S10 | -1.3470E-02 | -6.9200E-03 | 2.2769E-02 | -1.2962E-01 | 1.7755E-01 | -1.1798E-01 | 4.0754E-02 | -6.0466E-03 |
| S11 | 2.1400E-05 | -2.9990E-02 | 5.1822E-02 | -3.1066E-02 | 9.8170E-03 | -1.7900E-03 | 1.7877E-04 | -7.5087E-06 |
| S12 | 9.7633E-02 | -1.7641E-01 | 1.2849E-01 | -4.8242E-02 | 1.0252E-02 | -1.2200E-03 | 7.1922E-05 | -1.3128E-06 |
| S13 | 5.0985E-02 | -1.2040E-01 | 9.0341E-02 | -3.7257E-02 | 9.2130E-03 | -1.3500E-03 | 1.0702E-04 | -3.5644E-06 |
| S14 | -7.1080E-02 | 6.8259E-02 | -4.0280E-02 | 1.3878E-02 | -2.9600E-03 | 3.8800E-04 | -2.8532E-05 | 8.9474E-07 |
Table 2
Table 3 provides total effective focal length f, the optics of the effective focal length f1 to f7 of each lens in embodiment 1, optical imaging lens
Total length TTL (that is, distance from the center of the object side S1 of the first lens E1 to imaging surface S17 on optical axis) and maximum half
Field angle HFOV.
| f1(mm) | 2.86 | f6(mm) | 26.31 |
| f2(mm) | -5.67 | f7(mm) | -6.73 |
| f3(mm) | 16.99 | f(mm) | 7.19 |
| f4(mm) | -7.06 | TTL(mm) | 6.33 |
| f5(mm) | -28.53 | HFOV(°) | 23.5 |
Table 3
Optical imaging lens in embodiment 1 meet：
F/f1=2.51, wherein f is total effective focal length of optical imaging lens, and f1 is the effective focal length of the first lens E1；
(f3+f4)/TTL=1.57, wherein f3 is the effective focal length of the third lens E3, and f4 is the effective of the 4th lens E4
Focal length, TTL are distance of the center of the object side S1 of the first lens E1 to imaging surface S17 on optical axis；
F/R4=1.13, wherein f is total effective focal length of optical imaging lens, and R4 is the image side surface S4 of the second lens E2
Radius of curvature；
F7/f2=1.19, wherein f7 is the effective focal length of the 7th lens E7, and f2 is the effective focal length of the second lens E2；
R7/R12=1.45, wherein R7 is the radius of curvature of the object side S7 of the 4th lens E4, and R12 is the 6th lens E6
Image side surface S12 radius of curvature；
F7/ | R11+R12 |=- 0.82, wherein f7 is the effective focal length of the 7th lens E7, and R11 is the object of the 6th lens E6
The radius of curvature of side S11, R12 are the radius of curvature of the image side surface S12 of the 6th lens E6；
∑ CT/ ∑s AT=1.58, wherein ∑ CT is the first lens E1 to the 7th lens E7 thick respectively at the center on optical axis
The sum of degree, ∑ AT are spacing distance the sum of of two lens of arbitrary neighborhood on optical axis in the first lens E1 to the 7th lens E7；
F3/ | f4+f5 |=0.48, wherein f3 is the effective focal length of the third lens E3, and f4 is effective coke of the 4th lens E4
Away from f5 is the effective focal length of the 5th lens E5；
(V5+V6)/V7=1.43, wherein V5 is the abbe number of the 5th lens E5, and V6 is the dispersion system of the 6th lens E6
Number, V7 are the abbe number of the 7th lens E7；
| R3+R4 |/| R3-R4 |=0.19, wherein R3 is the radius of curvature of the object side S3 of the second lens E2, R4 the
The radius of curvature of the image side surface S4 of two lens E2.
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 camera lens.Fig. 2 B show the astigmatism curve of the optical imaging lens of embodiment 1, indicate meridian picture
Face is bent and sagittal image surface bending.Fig. 2 C show the distortion curve of the optical imaging lens of embodiment 1, indicate different visual angles
In the case of distortion sizes values.Fig. 2 D show the ratio chromatism, curve of the optical imaging lens of embodiment 1, indicate light warp
By the deviation of the different image heights after camera lens on imaging surface.According to fig. 2 A to Fig. 2 D it is found that optics given by embodiment 1 at
As camera lens can realize good image quality.
Embodiment 2
Referring to Fig. 3 to Fig. 4 D descriptions according to the optical imaging lens of the embodiment of the present application 2.In the present embodiment and following
In embodiment, for brevity, by clipped description similar to Example 1.Fig. 3 is shown according to the embodiment of the present application 2
Optical imaging lens 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is convex 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 convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface.The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is concave surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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 provides total effective focal length f, the optics of the effective focal length f1 to f7 of each lens in embodiment 2, optical imaging lens
Total length TTL and maximum angle of half field-of view HFOV.
| f1(mm) | 2.87 | f6(mm) | 26.14 |
| f2(mm) | -5.43 | f7(mm) | -6.77 |
| f3(mm) | 13.75 | f(mm) | 7.07 |
| f4(mm) | -6.00 | TTL(mm) | 6.33 |
| f5(mm) | -256.03 | HFOV(°) | 24.2 |
Table 6
Fig. 4 A show chromatic curve on the axis of the optical imaging lens of embodiment 2, indicate 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, indicate 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, indicate 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, indicate light warp
By the deviation of the different image heights after camera lens on imaging surface.According to Fig. 4 A to Fig. 4 D it is found that optics given by embodiment 2 at
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 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is convex 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 convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface.The
It is concave surface that five lens E5, which have positive light coke, object side S9, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is concave surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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 |
| S1 | 7.8387E-03 | 1.8000E-05 | 1.5590E-03 | -6.7928E-04 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S2 | -4.0811E-03 | 1.1059E-02 | -6.4800E-03 | 1.5759E-03 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 | 0.0000E+00 |
| S3 | 1.1437E-02 | 9.3780E-03 | 2.0972E-02 | -3.6140E-02 | 3.3791E-02 | -1.8470E-02 | 5.8522E-03 | -8.4916E-04 |
| S4 | 1.7980E-02 | -3.3690E-02 | 9.8389E-02 | -1.6644E-01 | 2.2589E-01 | -2.0683E-01 | 1.1172E-01 | -2.8524E-02 |
| S5 | -4.1215E-02 | -9.8470E-02 | 1.8359E-02 | 4.0431E-02 | 1.5432E-03 | -2.0640E-02 | 0.0000E+00 | 0.0000E+00 |
| S6 | 1.9334E-02 | -3.0440E-02 | -9.5470E-02 | 2.6392E-01 | -2.1764E-01 | 6.0721E-02 | 0.0000E+00 | 0.0000E+00 |
| S7 | 8.0431E-02 | 1.2442E-01 | -1.9993E-01 | 2.4188E-01 | -1.7822E-01 | 5.3680E-02 | 0.0000E+00 | 0.0000E+00 |
| S8 | 2.0722E-03 | 1.0026E-01 | -1.0388E-01 | 4.4957E-02 | -5.9288E-03 | -9.9000E-04 | 0.0000E+00 | 0.0000E+00 |
| S9 | -8.5519E-02 | 4.0970E-03 | 1.7155E-02 | -3.7234E-02 | 2.1683E-02 | -6.7300E-03 | 0.0000E+00 | 0.0000E+00 |
| S10 | -5.6728E-02 | -1.0510E-02 | 3.7433E-02 | -4.5681E-02 | 3.0255E-02 | -1.2650E-02 | 3.0275E-03 | -3.2514E-04 |
| S11 | 4.5113E-03 | -4.3400E-02 | 5.4813E-02 | -3.0900E-02 | 9.9570E-03 | -1.9400E-03 | 2.1629E-04 | -1.0321E-05 |
| S12 | 7.0776E-02 | -1.0659E-01 | 7.1134E-02 | -2.5688E-02 | 5.5490E-03 | -7.2000E-04 | 5.1041E-05 | -1.4539E-06 |
| S13 | 1.1531E-02 | -5.6090E-02 | 3.3293E-02 | -1.0755E-02 | 2.3300E-03 | -3.4000E-04 | 3.0721E-05 | -1.2230E-06 |
| S14 | -7.1563E-02 | 3.6363E-02 | -1.6650E-02 | 4.9130E-03 | -9.1000E-04 | 1.0200E-04 | -6.3665E-06 | 1.6979E-07 |
Table 8
Table 9 provides total effective focal length f, the optics of the effective focal length f1 to f7 of each lens in embodiment 3, optical imaging lens
Total length TTL and maximum angle of half field-of view HFOV.
| f1(mm) | 3.14 | f6(mm) | 26.55 |
| f2(mm) | -4.92 | f7(mm) | -6.39 |
| f3(mm) | 8.81 | f(mm) | 7.10 |
| f4(mm) | -5.72 | TTL(mm) | 7.00 |
| f5(mm) | 17.89 | HFOV(°) | 25.0 |
Table 9
Fig. 6 A show chromatic curve on the axis of the optical imaging lens of embodiment 3, indicate 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, indicate 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, indicate 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, indicate light warp
By the deviation of the different image heights after camera lens on imaging surface.According to Fig. 6 A to Fig. 6 D it is found that optics given by embodiment 3 at
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 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, 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
Concave surface, image side surface S6 are convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface.The
It is convex surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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 |
| S1 | 1.4277E-03 | -2.8000E-04 | -2.5000E-04 | 1.1612E-04 | -7.3217E-05 | -3.0000E-04 |
| S2 | -1.6669E-03 | -3.3000E-04 | -9.3000E-05 | -3.6174E-05 | -3.6800E-05 | -5.4000E-05 |
| S3 | -1.5874E-04 | 1.5860E-03 | 2.8110E-03 | 2.9427E-03 | 1.3642E-03 | -1.1500E-03 |
| S4 | 1.1742E-02 | 6.2680E-03 | 7.1230E-03 | 8.3191E-03 | 4.7823E-03 | 4.9620E-03 |
| S5 | 3.8656E-02 | -4.1000E-03 | 1.7890E-03 | 6.5749E-04 | 1.0313E-03 | 3.2220E-03 |
| S6 | 3.7601E-03 | 1.8460E-03 | 1.4690E-03 | 1.2978E-03 | 6.4312E-04 | -2.2000E-04 |
| S7 | -1.9202E-02 | 2.1832E-02 | 3.4850E-03 | 1.6864E-03 | 3.9375E-04 | -2.8000E-04 |
| S8 | 1.3275E-04 | 1.9880E-03 | 7.7200E-04 | 5.5041E-05 | -1.5111E-06 | 4.2100E-04 |
| S9 | -1.2454E-02 | -1.4270E-02 | -1.5000E-03 | 6.1890E-06 | -6.5446E-05 | -2.9000E-04 |
| S10 | -6.4962E-04 | 2.3700E-05 | -1.7000E-04 | -2.0167E-04 | -3.0273E-05 | 7.9200E-06 |
| S11 | -1.2886E-03 | 2.1250E-03 | 1.6800E-04 | 1.9049E-05 | -1.5616E-05 | -1.9000E-06 |
| S12 | 2.3036E-02 | -7.1000E-04 | 7.9000E-04 | -1.2166E-04 | -4.3878E-06 | -6.2000E-08 |
| S13 | -1.2350E-02 | 2.2320E-03 | 1.7000E-04 | -3.5536E-05 | 3.9347E-07 | 1.7500E-08 |
| S14 | -1.3219E-02 | 6.0300E-04 | -2.6000E-04 | 9.7890E-06 | 6.0415E-07 | 4.2700E-08 |
Table 11
Table 12 provides total effective focal length f, the light of the effective focal length f1 to f7 of each lens in embodiment 4, optical imaging lens
Learn total length TTL and maximum angle of half field-of view HFOV.
| f1(mm) | 3.12 | f6(mm) | 17.35 |
| f2(mm) | -5.51 | f7(mm) | -5.07 |
| f3(mm) | 19.13 | f(mm) | 7.19 |
| f4(mm) | -51.01 | TTL(mm) | 6.26 |
| f5(mm) | -11.66 | HFOV(°) | 24.7 |
Table 12
Fig. 8 A show chromatic curve on the axis of the optical imaging lens of embodiment 4, indicate 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, indicate 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, indicate 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, indicate light warp
By the deviation of the different image heights after camera lens on imaging surface.According to Fig. 8 A to Fig. 8 D it is found that optics given by embodiment 4 at
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 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is convex surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface.The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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 |
| S1 | -5.4174E-05 | -2.0590E-03 | 7.4980E-04 | 6.5877E-05 | -1.3847E-03 | 0.0000E+00 |
| S2 | 3.4421E-03 | -6.7600E-04 | -5.0000E-04 | 2.5007E-04 | 3.0584E-04 | -9.3768E-05 |
| S3 | 1.6940E-03 | 4.9319E-03 | 4.1844E-03 | 1.7673E-03 | 4.0174E-05 | 0.0000E+00 |
| S4 | 5.3185E-03 | 1.0915E-02 | 6.5794E-03 | 6.1565E-03 | 6.2311E-03 | 0.0000E+00 |
| S5 | -2.7401E-03 | 5.4339E-03 | 3.4509E-03 | 4.7565E-03 | 7.3063E-03 | 0.0000E+00 |
| S6 | -2.3215E-02 | -1.2576E-02 | -2.2420E-03 | 5.6881E-04 | 1.7216E-03 | 0.0000E+00 |
| S7 | 1.7642E-02 | -3.8522E-02 | 6.1014E-03 | 9.4772E-03 | -1.9214E-02 | 0.0000E+00 |
| S8 | 2.4104E-02 | 7.5953E-03 | 1.6126E-03 | -1.5292E-04 | -8.4603E-04 | 0.0000E+00 |
| S9 | -2.9735E-02 | 2.3258E-03 | 5.1710E-04 | 5.4632E-05 | -8.9734E-06 | 0.0000E+00 |
| S10 | -1.0265E-02 | -2.7580E-03 | 2.9820E-04 | 8.9328E-06 | -3.5188E-05 | 0.0000E+00 |
| S11 | 3.7115E-03 | -1.2500E-04 | -9.9900E-05 | 4.5423E-05 | -6.2004E-06 | 0.0000E+00 |
| S12 | 1.1612E-02 | -5.5370E-03 | 1.4058E-03 | -1.2717E-04 | 2.6762E-06 | 0.0000E+00 |
| S13 | -9.6305E-03 | 4.4240E-04 | 3.5370E-04 | -3.5823E-05 | 4.3486E-07 | 0.0000E+00 |
| S14 | -1.4433E-02 | 4.1430E-04 | 4.3530E-05 | -9.4622E-06 | 1.3843E-06 | 0.0000E+00 |
Table 14
Table 15 provides total effective focal length f, the light of the effective focal length f1 to f7 of each lens in embodiment 5, optical imaging lens
Learn total length TTL and maximum angle of half field-of view HFOV.
Table 15
Figure 10 A show chromatic curve on the axis of the optical imaging lens of embodiment 5, indicate 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, indicate 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, indicate 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, indicate
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 10 A to Figure 10 D it is found that given by embodiment 5
Optical imaging lens can realize good image quality.
Embodiment 6
The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.Figure 11 shows root
According to the 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, 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
Concave surface, image side surface S6 are convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface.The
It is convex surface that five lens E5, which have positive light coke, object side S9, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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.
Table 17
Table 18 provides total effective focal length f, the light of the effective focal length f1 to f7 of each lens in embodiment 6, optical imaging lens
Learn total length TTL and maximum angle of half field-of view HFOV.
| f1(mm) | 3.49 | f6(mm) | 23.14 |
| f2(mm) | -8.36 | f7(mm) | -5.40 |
| f3(mm) | 30.91 | f(mm) | 7.20 |
| f4(mm) | -7.14 | TTL(mm) | 6.43 |
| f5(mm) | 17.80 | HFOV(°) | 25.3 |
Table 18
Figure 12 A show chromatic curve on the axis of the optical imaging lens of embodiment 6, indicate 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, indicate 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, indicate 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, indicate
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 12 A to Figure 12 D it is found that given by embodiment 6
Optical imaging lens can realize good image quality.
Embodiment 7
The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.Figure 13 shows root
According to the 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, 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 convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface.The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is concave surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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.
| Face number | A4 | A6 | A8 | A10 | A12 |
| S1 | -8.7604E-04 | -1.9000E-03 | 6.4160E-05 | -1.1324E-05 | -9.8222E-04 |
| S2 | -8.0133E-03 | 1.8929E-03 | 1.4140E-03 | -3.1357E-05 | -2.6385E-04 |
| S3 | 1.5470E-02 | 8.4085E-03 | 6.3782E-03 | 3.7662E-03 | -1.4588E-03 |
| S4 | 3.5642E-03 | 1.2206E-02 | 9.3122E-03 | 5.2251E-03 | 8.6819E-03 |
| S5 | -3.3078E-02 | -4.5570E-03 | 1.2006E-02 | 4.9977E-03 | -6.4339E-03 |
| S6 | 2.2222E-02 | 1.8308E-02 | 1.7022E-03 | -7.3911E-03 | -2.0316E-02 |
| S7 | 8.1376E-02 | 9.6114E-03 | 1.9480E-03 | -4.0087E-03 | -5.4033E-03 |
| S8 | -3.1814E-02 | -1.2474E-02 | -6.4100E-03 | 2.1530E-03 | 7.3537E-03 |
| S9 | -1.1615E-01 | -2.4073E-02 | -1.5757E-02 | -5.1996E-03 | -9.0416E-03 |
| S10 | -5.8935E-03 | -2.5590E-03 | 7.4720E-04 | 5.2460E-04 | -3.1808E-06 |
| S11 | 2.5192E-02 | -4.4710E-03 | -2.1400E-04 | 1.5361E-04 | -2.6984E-05 |
| S12 | 3.9161E-02 | -9.1920E-03 | 9.8660E-04 | -1.3976E-05 | -1.1882E-05 |
| S13 | 5.5931E-03 | -1.6790E-03 | 4.3550E-04 | -2.8666E-05 | -1.1076E-06 |
| S14 | 8.6814E-03 | -3.0380E-03 | 3.4080E-04 | 1.7498E-06 | -8.3533E-07 |
Table 20
Table 21 provides total effective focal length f, the light of the effective focal length f1 to f7 of each lens in embodiment 7, optical imaging lens
Learn total length TTL and maximum angle of half field-of view HFOV.
| f1(mm) | 3.02 | f6(mm) | 20.94 |
| f2(mm) | -4.83 | f7(mm) | -6.91 |
| f3(mm) | 7.47 | f(mm) | 7.50 |
| f4(mm) | -5.97 | TTL(mm) | 6.43 |
| f5(mm) | -29.82 | HFOV(°) | 24.4 |
Table 21
Figure 14 A show chromatic curve on the axis of the optical imaging lens of embodiment 7, indicate 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, indicate 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, indicate 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, indicate
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 14 A to Figure 14 D it is found that given by embodiment 7
Optical imaging lens can realize good image quality.
Embodiment 8
The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.Figure 15 shows root
According to the 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is convex 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
Concave surface, image side surface S6 are convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface.The
It is concave surface that five lens E5, which have negative power, object side S9, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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 |
| S1 | -1.0342E-03 | -6.6800E-04 | -1.0700E-03 | 8.6413E-04 | -5.2934E-04 |
| S2 | 1.8735E-03 | 1.6047E-03 | -6.7100E-04 | -6.7983E-04 | 2.8628E-04 |
| S3 | 1.6664E-02 | 8.3272E-03 | -1.8770E-03 | 3.4113E-04 | 8.8339E-04 |
| S4 | 1.1410E-02 | 4.8633E-03 | 3.0587E-03 | -2.7835E-03 | 2.6835E-03 |
| S5 | -4.4190E-02 | -3.2431E-02 | -8.0610E-03 | -1.2837E-02 | 4.5682E-03 |
| S6 | -1.0866E-02 | -1.7633E-02 | -1.5778E-02 | 2.4465E-04 | 1.7129E-03 |
| S7 | 4.2638E-02 | 1.8684E-02 | -3.2810E-03 | -1.1031E-03 | 2.0125E-03 |
| S8 | -2.1180E-02 | 6.5970E-04 | -3.0580E-03 | -1.6391E-03 | -3.4133E-04 |
| S9 | -9.3868E-02 | -2.3423E-02 | -6.0590E-03 | -5.5233E-03 | 6.3734E-04 |
| S10 | -3.7199E-02 | -6.3250E-03 | 9.0810E-04 | 8.0837E-04 | 3.4748E-04 |
| S11 | 5.2947E-03 | -1.1703E-02 | -3.2080E-03 | 1.0770E-03 | -2.0716E-04 |
| S12 | 1.3741E-02 | -1.0370E-02 | -1.1760E-03 | 9.0900E-04 | -4.5204E-05 |
| S13 | 8.1915E-03 | -6.2400E-04 | 2.0940E-04 | -2.7469E-05 | -9.3849E-07 |
| S14 | 4.1361E-03 | -4.2200E-04 | 9.4120E-05 | 8.8833E-06 | -1.7981E-06 |
Table 23
Table 24 provides total effective focal length f, the light of the effective focal length f1 to f7 of each lens in embodiment 8, optical imaging lens
Learn total length TTL and maximum angle of half field-of view HFOV.
| f1(mm) | 3.11 | f6(mm) | 202.17 |
| f2(mm) | -4.36 | f7(mm) | -7.57 |
| f3(mm) | 5.73 | f(mm) | 7.08 |
| f4(mm) | -8.94 | TTL(mm) | 6.43 |
| f5(mm) | -22.21 | HFOV(°) | 25.7 |
Table 24
Figure 16 A show chromatic curve on the axis of the optical imaging lens of embodiment 8, indicate 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, indicate 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, indicate 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, indicate
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 16 A to Figure 16 D it is found that given by embodiment 8
Optical imaging lens can realize good image quality.
Embodiment 9
The optical imaging lens according to the embodiment of the present application 9 are described referring to Figure 17 to Figure 18 D.Figure 17 shows roots
According to the 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 includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, and image side surface S2 is convex 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
Concave surface, image side surface S6 are convex surface.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is concave surface.The
It is concave surface that five lens E5, which have positive light coke, object side S9, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 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 in the first lens E1 to the 7th lens E7
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 |
| S1 | 1.1359E-03 | -1.4350E-03 | 2.1848E-03 | -2.1564E-03 |
| S2 | -3.5738E-03 | 3.5121E-03 | -1.7580E-03 | 8.8933E-04 |
| S3 | 1.1652E-02 | 6.9666E-03 | 6.9492E-03 | 3.0423E-04 |
| S4 | 1.3964E-02 | 9.7227E-03 | 5.9964E-03 | 8.0571E-03 |
| S5 | -3.3967E-02 | 2.3605E-02 | 1.4355E-03 | -1.5550E-02 |
| S6 | 8.0502E-03 | -1.0353E-02 | -1.2342E-02 | -9.1960E-03 |
| S7 | 8.3910E-02 | -2.7834E-02 | 5.0557E-03 | 2.4762E-04 |
| S8 | -1.8414E-02 | 6.1896E-03 | 6.0170E-03 | 1.0423E-03 |
| S9 | -8.8863E-02 | -2.4416E-02 | -8.9900E-04 | -8.0996E-03 |
| S10 | -2.0235E-02 | -2.4080E-03 | 3.9780E-04 | 6.1930E-04 |
| S11 | 6.8593E-03 | -1.7900E-04 | -6.0300E-05 | -2.5670E-05 |
| S12 | 1.7051E-02 | -7.2150E-03 | 1.5600E-03 | -1.2771E-04 |
| S13 | -1.3578E-02 | 7.1160E-04 | 2.9500E-04 | -2.7374E-05 |
| S14 | -1.4207E-02 | -1.0630E-03 | 3.3410E-04 | -2.6684E-05 |
Table 26
Table 27 provides total effective focal length f, the light of the effective focal length f1 to f7 of each lens in embodiment 9, optical imaging lens
Learn total length TTL and maximum angle of half field-of view HFOV.
Table 27
Figure 18 A show chromatic curve on the axis of the optical imaging lens of embodiment 9, indicate 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, indicate 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, indicate 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, indicate
Light via the different image heights after camera lens on imaging surface deviation.According to Figure 18 A to Figure 18 D it is found that given by embodiment 9
Optical imaging lens can realize good image quality.
Embodiment 10
The optical imaging lens according to the embodiment of the present application 10 are described referring to Figure 19 to Figure 20 D.Figure 19 is shown
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 10.
As shown in figure 19, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence includes：Diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th are thoroughly
Mirror E6, the 7th lens E7, optical filter E8 and imaging surface S17.
It is convex surface that first lens E1, which has positive light coke, object side S1, 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.It is concave surface that 4th lens E4, which has negative power, object side S7, and image side surface S8 is convex surface.The
It is concave surface that five lens E5, which have positive light coke, object side S9, and image side surface S10 is convex surface.6th lens E6 has positive light coke,
Its object side S11 is concave surface, and image side surface S12 is convex surface.It is concave surface that 7th lens E7, which has negative power, object side S13, as
Side S14 is convex surface.Optical filter E8 has object 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 28 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 10
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 28
As shown in Table 28, in embodiment 10, the object side of any one lens in the first lens E1 to the 7th lens E7
Face and image side surface are aspherical.Table 29 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 10, wherein
Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 29
Table 30 provides total effective focal length f, the light of the effective focal length f1 to f7 of each lens in embodiment 10, optical imaging lens
Learn total length TTL and maximum angle of half field-of view HFOV.
| f1(mm) | 3.27 | f6(mm) | 36.52 |
| f2(mm) | -5.91 | f7(mm) | -6.50 |
| f3(mm) | 18.43 | f(mm) | 7.20 |
| f4(mm) | -10.99 | TTL(mm) | 6.43 |
| f5(mm) | 59.30 | HFOV(°) | 25.3 |
Table 30
Figure 20 A show chromatic curve on the axis of the optical imaging lens of embodiment 10, indicate the light of different wave length
Deviate via the converging focal point after camera lens.Figure 20 B show the astigmatism curve of the optical imaging lens of embodiment 10, indicate son
Noon curvature of the image and sagittal image surface bending.Figure 20 C show the distortion curve of the optical imaging lens of embodiment 10, indicate not
With the distortion sizes values in the case of visual angle.Figure 20 D show the ratio chromatism, curve of the optical imaging lens of embodiment 10, table
Show deviation of the light via the different image heights after camera lens on imaging surface.0A to Figure 20 D is it is found that 10 institute of embodiment according to fig. 2
The optical imaging lens provided can realize good image quality.
To sum up, embodiment 1 to embodiment 10 meets relationship shown in table 31 respectively.
Table 31
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, can also be
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 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
Other technical solutions of arbitrary combination and formation.Such as features described above has similar work(with (but not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (36)
1. optical imaging lens include sequentially by object side to image side along optical axis：First lens, the second lens, the third lens,
Four lens, the 5th lens, the 6th lens and the 7th lens,
It is characterized in that,
It is convex surface that first lens, which have positive light coke, object side,；
It is concave surface that second lens, which have negative power, image side surface,；
The third lens, the 4th lens, the 5th lens and the 6th lens all have positive light coke or negative light
Focal power；
It is concave surface that 7th lens, which have negative power, object side,；Total effective focal length f of the optical imaging lens and institute
The effective focal length f1 for stating the first lens meets f/f1 >=2.0.
2. 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 meet 2.0≤f/f1≤7.0.
3. optical imaging lens according to claim 1, which is characterized in that the maximum half field-of-view of the optical imaging lens
Angle HFOV meets HFOV≤35 °.
4. optical imaging lens according to claim 1, which is characterized in that first lens to the 7th lens point
Not in the sum of center thickness on optical axis ∑ CT and two lens of arbitrary neighborhood in first lens to the 7th lens
The sum of spacing distance on optical axis ∑ AT meets ∑ CT/ ∑ AT ＜ 2.5.
5. optical imaging lens according to claim 1, which is characterized in that the effective focal length f3 of the third lens, institute
The center of the effective focal length f4 of the 4th lens and the object side of first lens is stated to the imaging surface of the optical imaging lens
Distance TTL on the optical axis meets -5.5 ＜ (f3+f4)/TTL ＜ 5.0.
6. 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 4 of f and the image side surface of second lens meet 1.0 ＜ f/R4 ＜ 3.5.
7. optical imaging lens according to any one of claim 1 to 6, which is characterized in that the 7th lens have
It imitates focal length f7 and the effective focal length f2 of second lens meets 0.5 ＜ f7/f2 ＜ 2.0.
8. optical imaging lens according to any one of claim 1 to 6, which is characterized in that the third lens have
Imitate focal length f3, the effective focal length f4 of the 4th lens and the effective focal length f5 of the 5th lens and meet 0≤f3/ | f4+f5 |
≤3.0。
9. optical imaging lens according to any one of claim 1 to 6, which is characterized in that the 7th lens have
Imitate the radius of curvature R 12 of the radius of curvature R 11 of the object side of focal length f7, the 6th lens and the image side surface of the 6th lens
Meet -1.5 ＜ f7/ | R11+R12 |.
10. optical imaging lens according to any one of claim 1 to 6, which is characterized in that the object of second lens
The radius of curvature R 3 of side and the radius of curvature R 4 of the image side surface of second lens meet | R3+R4 |/| R3-R4 | ＜ 3.5.
11. optical imaging lens according to any one of claim 1 to 6, which is characterized in that the object of the 4th lens
The radius of curvature R 7 of side and the radius of curvature R 12 of the image side surface of the 6th lens meet 0 ＜ R7/R12 ＜ 3.0.
12. optical imaging lens according to any one of claim 1 to 6, which is characterized in that the color of the 5th lens
Abbe number V7 1.0 ＜ of satisfaction (V5+V6) of scattered coefficient V5, the abbe number V6 of the 6th lens and the 7th lens/
V7 ＜ 7.0.
13. optical imaging lens include sequentially by object side to image side along optical axis：First lens, the second lens, the third lens,
4th lens, the 5th lens, the 6th lens and the 7th lens,
It is characterized in that,
It is convex surface that first lens, which have positive light coke, object side,；
It is concave surface that second lens, which have negative power, image side surface,；
The third lens, the 5th lens and the 6th lens all have positive light coke or negative power；
It is concave surface that 4th lens, which have positive light coke or negative power, object side,；
It is concave surface that 7th lens, which have negative power, object side,；
The effective focal length f7 of 7th lens and the effective focal length f2 of second lens meet 0.5 ＜ f7/f2 ＜ 2.0.
14. optical imaging lens according to claim 13, which is characterized in that total effective coke of the optical imaging lens
Effective focal length f1 away from f and first lens meets f/f1 >=2.0.
15. 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 2.0≤f/f1≤7.0.
16. optical imaging lens according to claim 13, which is characterized in that the effective focal length f3 of the third lens,
The effective focal length f4 of 4th lens and the effective focal length f5 of the 5th lens meet 0≤f3/ | f4+f5 |≤3.0.
17. optical imaging lens according to claim 16, which is characterized in that the effective focal length f3 of the third lens,
The center of the effective focal length f4 of 4th lens and the object side of first lens to the optical imaging lens imaging
Distance TTL of the face on the optical axis meets -5.5 ＜ (f3+f4)/TTL ＜ 5.0.
18. optical imaging lens according to claim 13, which is characterized in that maximum half of the optical imaging lens regards
Rink corner HFOV meets HFOV≤35 °.
19. optical imaging lens according to claim 18, which is characterized in that the effective focal length f7 of the 7th lens,
The radius of curvature R 11 of the object side of 6th lens and the radius of curvature R 12 of the image side surface of the 6th lens meet -1.5
＜ f7/ | R11+R12 |.
20. optical imaging lens according to claim 13, which is characterized in that the curvature of the object side of second lens
Radius R3 and the radius of curvature R 4 of the image side surface of second lens meet | R3+R4 |/| R3-R4 | ＜ 3.5.
21. optical imaging lens according to claim 20, which is characterized in that total effective coke of the optical imaging lens
Radius of curvature R 4 away from f and the image side surface of second lens meets 1.0 ＜ f/R4 ＜ 3.5.
22. optical imaging lens according to claim 13, which is characterized in that the curvature of the object side of the 4th lens
Radius R7 and the radius of curvature R 12 of the image side surface of the 6th lens meet 0 ＜ R7/R12 ＜ 3.0.
23. optical imaging lens according to claim 13, which is characterized in that the abbe number V5 of the 5th lens,
The abbe number V6 of 6th lens and the abbe number V7 of the 7th lens meet 1.0 ＜ (V5+V6)/V7 ＜ 7.0.
24. the optical imaging lens according to any one of claim 13 to 23, which is characterized in that first lens are extremely
7th lens respectively at the sum of center thickness on optical axis ∑ CT in first lens to the 7th lens
The sum of spacing distance of two lens of arbitrary neighborhood on optical axis ∑ AT meets ∑ CT/ ∑ AT ＜ 2.5.
25. optical imaging lens include sequentially by object side to image side along optical axis：First lens, the second lens, the third lens,
4th lens, the 5th lens, the 6th lens and the 7th lens,
It is characterized in that,
It is convex surface that first lens, which have positive light coke, object side,；
It is concave surface that second lens, which have negative power, image side surface,；
The third lens, the 4th lens, the 5th lens and the 6th lens all have positive light coke or negative light
Focal power；
The object side of 6th lens is concave surface, and image side surface is convex surface；
It is concave surface that 7th lens, which have negative power, object side,；
The maximum angle of half field-of view HFOV of the optical imaging lens meets HFOV≤30 °.
26. optical imaging lens according to claim 25, which is characterized in that total effective coke of the optical imaging lens
Effective focal length f1 away from f and first lens meets f/f1 >=2.0.
27. optical imaging lens according to claim 26, which is characterized in that total effective coke of the optical imaging lens
Effective focal length f1 away from f and first lens meets 2.0≤f/f1≤7.0.
28. optical imaging lens according to claim 25, which is characterized in that the effective focal length f3 of the third lens,
The effective focal length f4 of 4th lens and the effective focal length f5 of the 5th lens meet 0≤f3/ | f4+f5 |≤3.0.
29. optical imaging lens according to claim 25, which is characterized in that the effective focal length f3 of the third lens,
The center of the effective focal length f4 of 4th lens and the object side of first lens to the optical imaging lens imaging
Distance TTL of the face on the optical axis meets -5.5 ＜ (f3+f4)/TTL ＜ 5.0.
30. optical imaging lens according to claim 25, which is characterized in that the effective focal length f7 of the 7th lens with
The effective focal length f2 of second lens meets 0.5 ＜ f7/f2 ＜ 2.0.
31. optical imaging lens according to claim 25, which is characterized in that the effective focal length f7 of the 7th lens,
The radius of curvature R 11 of the object side of 6th lens and the radius of curvature R 12 of the image side surface of the 6th lens meet -1.5
＜ f7/ | R11+R12 |.
32. optical imaging lens according to claim 25, which is characterized in that the curvature of the object side of second lens
Radius R3 and the radius of curvature R 4 of the image side surface of second lens meet | R3+R4 |/| R3-R4 | ＜ 3.5.
33. optical imaging lens according to claim 25, which is characterized in that total effective coke of the optical imaging lens
Radius of curvature R 4 away from f and the image side surface of second lens meets 1.0 ＜ f/R4 ＜ 3.5.
34. optical imaging lens according to claim 25, which is characterized in that the curvature of the object side of the 4th lens
Radius R7 and the radius of curvature R 12 of the image side surface of the 6th lens meet 0 ＜ R7/R12 ＜ 3.0.
35. optical imaging lens according to claim 25, which is characterized in that the abbe number V5 of the 5th lens,
The abbe number V6 of 6th lens and the abbe number V7 of the 7th lens meet 1.0 ＜ (V5+V6)/V7 ＜ 7.0.
36. the optical imaging lens according to any one of claim 25 to 35, which is characterized in that first lens are extremely
7th lens respectively at the sum of center thickness on optical axis ∑ CT in first lens to the 7th lens
The sum of spacing distance of two lens of arbitrary neighborhood on optical axis ∑ AT meets ∑ CT/ ∑ AT ＜ 2.5.
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