CN209297015U - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
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- CN209297015U CN209297015U CN201822091542.0U CN201822091542U CN209297015U CN 209297015 U CN209297015 U CN 209297015U CN 201822091542 U CN201822091542 U CN 201822091542U CN 209297015 U CN209297015 U CN 209297015U
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Abstract
This application discloses a kind of optical imaging lens, which sequentially includes: the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power by object side to image side along optical axis.Wherein, the object side of the first lens is convex surface, and image side surface is concave surface；The image side surface of second lens is concave surface；The object side of 6th lens is convex surface.The effective focal length f1 of first lens and the effective focal length f5 of the 5th lens meet 1≤f5/f1≤3.5；And first lens object side to the imaging surface of distance TTL and optical imaging lens of the imaging surface on optical axis of optical imaging lens on the half ImgH of effective pixel area diagonal line length meet TTL/ImgH≤1.3.
Description
Technical field
This application involves a kind of optical imaging lens, more particularly, to a kind of optical imaging lens including six-element lens
Head.
Background technique
With the development of science and technology, portable electronic product gradually rises, and the portable electronic with camera function produces
Product, which obtain people, more to be favored, therefore demand of the market to the imaging lens of portable electronic product are suitable for is gradually increased.
On the one hand, since the portable electronic products such as such as smart phone tend to minimize, the overall length of camera lens is limited, to increase
The design difficulty of camera lens.On the other hand, with for example photosensitive coupling element (CCD) or Complimentary Metal-Oxide semiconductor element
(CMOS) raising of common photosensitive element performance and the reduction of size, so that the pixel number of photosensitive element increases and pixel dimension such as
Reduce, so that more stringent requirements are proposed for the high image quality and miniaturization to the imaging lens to match.
In order to meet the requirement of miniaturization, the F-number (F number) that existing camera lens usually configures 2.0 or 2.0 or more, with
Take into account miniaturization and good optical property.But with the continuous development of the portable electronic products such as smart phone, to mating
More stringent requirements are proposed for the F-number of the pick-up lens used, especially in insufficient light (such as rainy days, dusk), hand shaking
When, need camera lens that there is smaller F-number.
Utility model content
This application provides be applicable to portable electronic product, can at least solve or part solve it is in the prior art
The optical imaging lens of at least one above-mentioned disadvantage.
On the one hand, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side sequentially
It include: the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power.Wherein,
The object side of first lens can be convex surface, and image side surface can be concave surface；The image side surface of second lens can be concave surface；The object of 6th lens
Side can be convex surface.Wherein, the effective focal length f1 of the first lens and effective focal length f5 of the 5th lens can meet 1≤f5/f1≤
3.5；And first lens object side to optical imaging lens distance TTL and optical imaging lens of the imaging surface on optical axis
Imaging surface on the half ImgH of effective pixel area diagonal line length can meet TTL/ImgH≤1.3.
In one embodiment, the radius of curvature R 2, the curvature of the object side of the first lens of the image side surface of the first lens
Total effective focal length f of radius R1 and optical imaging lens can meet 0.6 < (R2-R1)/f < 1.1.
In one embodiment, the radius of curvature R 4 of the image side surface of the second lens and the effective focal length f2 of the second lens can
Meet -2.2 < R4/f2 < -0.3.
In one embodiment, center thickness CT5 of the effective focal length f6, the 5th lens of the 6th lens on optical axis,
The center thickness CT6 of spacing distance T56 and the 6th lens on optical axis of 5th lens and the 6th lens on optical axis can expire
1.4 < of foot | f6 |/(CT5+T56+CT6) < 2.4.
In one embodiment, center thickness CT1, second lens center on optical axis of first lens on optical axis
The spacing distance T23 of thickness CT2 and the second lens and the third lens on optical axis can meet 0.8 < CT1/ (CT2+T23) <
1.8。
In one embodiment, the image side surface of maximum the effective radius DT32 and the first lens of the image side surface of the third lens
Maximum effective radius DT12 can meet 0.8 < DT32/DT12 < 1.3.
In one embodiment, the object side of the maximum effective radius DT11, the 6th lens of the object side of the first lens
Maximum effective radius DT61 and optical imaging lens imaging surface on the half ImgH of effective pixel area diagonal line length can expire
0.8 < of foot (DT11+DT61)/ImgH < 1.2.
In one embodiment, total effective focal length f of optical imaging lens, the third lens effective focal length f3 and the 4th
The effective focal length f4 of lens can meet 0 < f/ | f3+f4 | < 0.5.
In one embodiment, the song of the image side surface of the radius of curvature R 11 and the 6th lens of the object side of the 6th lens
Rate radius R12 can meet 0.9 < (R11+R12)/(R11-R12) < 1.4.
In one embodiment, the edge thickness ET5 of center thickness CT5 and fiveth lens of the 5th lens on optical axis
1.1 < CT5/ET5 < 2.3 can be met.
In one embodiment, the curvature of the object side of the radius of curvature R 7 and the 5th lens of the object side of the 4th lens
Radius R9 can meet 0 < (R7+R9)/(R7-R9) < 1.
In one embodiment, on the imaging surface of optical imaging lens effective pixel area diagonal line length half ImgH
0.7 < ImgH/f < 1.1 can be met with total effective focal length f of optical imaging lens.
On the other 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: the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power.Its
In, the object side of the first lens can be convex surface, and image side surface can be concave surface；The image side surface of second lens can be concave surface；6th lens
Object side can be convex surface.Wherein, the radius of curvature R 2, the radius of curvature of the object side of the first lens of the image side surface of the first lens
Total effective focal length f of R1 and optical imaging lens can meet 0.6 < (R2-R1)/f < 1.1.
In another aspect, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to
Sequence includes: the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power.Its
In, the object side of the first lens can be convex surface, and image side surface can be concave surface；The image side surface of second lens can be concave surface；6th lens
Object side can be convex surface.Wherein, the image side surface of the maximum effective radius DT32 and the first lens of the image side surface of the third lens
Maximum effective radius DT12 can meet 0.8 < DT32/DT12 < 1.3.
In another aspect, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to
Sequence includes: the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power.Its
In, the object side of the first lens can be convex surface, and image side surface can be concave surface；The image side surface of second lens can be concave surface；6th lens
Object side can be convex surface.Wherein, the object side of the maximum effective radius DT11, the 6th lens of the object side of the first lens is most
The half ImgH of effective pixel area diagonal line length can meet 0.8 on the imaging surface of big effective radius DT61 and optical imaging lens
< (DT11+DT61)/ImgH < 1.2.
In another aspect, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to
Sequence includes: the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power.Its
In, the object side of the first lens can be convex surface, and image side surface can be concave surface；The image side surface of second lens can be concave surface；6th lens
Object side can be convex surface.Wherein, the curvature of the image side surface of the radius of curvature R 11 and the 6th lens of the object side of the 6th lens half
Diameter R12 can meet 0.9 < (R11+R12)/(R11-R12) < 1.4.
In another aspect, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to
Sequence includes: the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power.Its
In, the object side of the first lens can be convex surface, and image side surface can be concave surface；The image side surface of second lens can be concave surface；6th lens
Object side can be convex surface.Wherein, the edge thickness ET5 of center thickness CT5 and fiveth lens of the 5th lens on optical axis can
Meet 1.1 < CT5/ET5 < 2.3.
The application use six-element lens, by each power of lens of reasonable distribution, face type, each lens center thickness
And spacing etc. on the axis between each lens, so that above-mentioned optical lens group has miniaturization, ultra-thin, large aperture, height at image quality
At least one beneficial effect such as amount, big image planes.
Detailed description of the invention
In conjunction with attached drawing, by the detailed description of following non-limiting embodiment, other features of the application, purpose and excellent
Point will be apparent.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 1；
Fig. 2A to Fig. 2 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 1, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 3 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 2, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 5 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 3, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 7 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 4, astigmatism curve, distortion
Curve and ratio chromatism, curve；
Fig. 9 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 5, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 11 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 6, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 13 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 7, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 15 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 8, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve；
Figure 17 shows the structural schematic diagrams according to the optical imaging lens of the embodiment of the present application 9；
Figure 18 A to Figure 18 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 9, astigmatism curve, abnormal
Varied curve and ratio chromatism, curve.
Specific embodiment
Various aspects of the reference attached drawing to the application are made more detailed description by the application in order to better understand.It answers
Understand, the only description to the illustrative embodiments of the application is described in detail in these, rather than limits the application in any way
Range.In the specification, the identical element of identical reference numbers.Stating "and/or" includes associated institute
Any and all combinations of one or more of list of items.
It should be noted that in the present specification, first, second, third, etc. statement is only used for a feature and another spy
Sign distinguishes, without indicating any restrictions to feature.Therefore, without departing substantially from teachings of the present application, hereinafter
The first lens discussed are also known as the second lens or the third lens.
In the accompanying drawings, for ease of description, thickness, the size and shape of lens are slightly exaggerated.Specifically, attached drawing
Shown in spherical surface or aspherical shape be illustrated by way of example.That is, spherical surface or aspherical shape are not limited to attached drawing
Shown in spherical surface or aspherical shape.Attached drawing is merely illustrative and and non-critical drawn to scale.
Herein, near axis area refers to the region near optical axis.If lens surface is convex surface and does not define convex surface position
When setting, then it represents that the lens surface is convex surface near axis area is less than；If lens surface is concave surface and does not define the concave surface position
When, then it represents that the lens surface is concave surface near axis area is less than.Each lens are known as this thoroughly near the surface of subject
The object side of mirror, each lens are known as the image side surface of the lens near the surface of imaging surface.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
It indicates there is stated feature, element and/or component when using in bright book, but does not preclude the presence or addition of one or more
Other feature, component, assembly unit and/or their combination.In addition, ought the statement of such as at least one of " ... " appear in institute
When after the list of column feature, entire listed feature is modified, rather than modifies the individual component in list.In addition, when describing this
When the embodiment of application, " one or more embodiments of the application " are indicated using "available".Also, term " illustrative "
It is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein all have with
The application one skilled in the art's is generally understood identical meaning.It will also be appreciated that term (such as in everyday words
Term defined in allusion quotation) it should be interpreted as having and their consistent meanings of meaning in the context of the relevant technologies, and
It will not be explained with idealization or excessively formal sense, unless clear herein so limit.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The feature of the application, principle and other aspects are described in detail below.
Optical imaging lens according to the application illustrative embodiments may include such as six lens with focal power,
That is, the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens.This six-element lens is along optical axis
By object side to image side sequential.Can have between air in the first lens into the 6th lens, between two lens of arbitrary neighborhood
Every.
In the exemplary embodiment, the object side of the first lens can be convex surface, and image side surface can be concave surface；Second lens
Image side surface can be concave surface；The object side of 6th lens can be convex surface.
In the exemplary embodiment, conditional TTL/ImgH≤1.3 can be met according to the optical imaging lens of the application,
Wherein, TTL is the object side of the first lens to distance of the imaging surface on optical axis of optical imaging lens, and ImgH is optical imagery
The half of effective pixel area diagonal line length on the imaging surface of camera lens.More specifically, TTL and ImgH can further meet 1.14≤
TTL/ImgH≤1.24.Meet conditional TTL/ImgH≤1.3, can effectively compressibility size, guarantee the compact ruler of camera lens
Very little characteristic, while can reasonably increase image planes size, guarantee preferable image quality in the case where taking into account ultra-thin and big image planes.
In the exemplary embodiment, conditional 1≤f5/f1≤3.5 can be met according to the optical imaging lens of the application,
Wherein, f5 is the effective focal length of the 5th lens, and f1 is the effective focal length of the first lens.More specifically, f5 and f1 can further expire
Foot 1.04≤f5/f1≤3.50.The effective focal length of the first lens of reasonable distribution and the 5th lens can reduce the deflection angle of light
Degree reduces the tolerance sensitivity of the first lens, improves the image quality of optical system.Optionally, the first lens have positive light focus
Degree, the 5th lens have positive light coke.
In the exemplary embodiment, 0.6 < of conditional (R2-R1)/f can be met according to the optical imaging lens of the application
< 1.1, wherein R2 is the radius of curvature of the image side surface of the first lens, and R1 is the radius of curvature of the object side of the first lens, and f is
Total effective focal length of optical imaging lens.More specifically, R2, R1 and f can further meet 0.71≤(R2-R1)/f≤1.02.
The Ratio control of the effective focal length of the difference and system of the radius of curvature of first lens image side surface and the radius of curvature of object side is existed
In a certain range, the radius of curvature of the first lens can be controlled in the reasonable scope, reduce the sensibility of the first lens.
In the exemplary embodiment, -2.2 < R4/f2 < of conditional-can be met according to the optical imaging lens of the application
0.3, wherein R4 is the radius of curvature of the image side surface of the second lens, and f2 is the effective focal length of the second lens.More specifically, R4 and
F2 can further meet -2.15≤R4/f2≤- 0.35.By rationally controlling the second lens effective focal length and its image side face curvature
The ratio of radius can control peripheral field in the deflection angle of the second lens, can effectively reduce the sensibility of system, together
When the image side surface edge face inclination angle of the second lens is reduced, eliminate herein ghost image generate risk.Optionally, the second lens
With negative power.
In the exemplary embodiment, 1.4 < of conditional can be met according to the optical imaging lens of the application | f6 |/(CT5
+ T56+CT6) < 2.4, wherein f6 is the effective focal length of the 6th lens, and CT5 is center thickness of the 5th lens on optical axis,
T56 is the spacing distance of the 5th lens and the 6th lens on optical axis, and CT6 is center thickness of the 6th lens on optical axis.More
Specifically, f6, CT5, T56 and CT6 can further meet 1.64≤| f6 |/(CT5+T56+CT6)≤2.23.Meet conditional
1.4 < | f6 |/(CT5+T56+CT6) < 2.4 can have the basis of Rational structure guaranteeing the 5th lens and the 6th lens
On, the curvature of field and astigmatism of system are corrected by this two panels lens.Optionally, the 6th lens have negative power.
In the exemplary embodiment, 0.7 < ImgH/f < of conditional can be met according to the optical imaging lens of the application
1.1, wherein ImgH is the half of effective pixel area diagonal line length on the imaging surface of optical imaging lens, and f is optical imaging lens
Total effective focal length of head.More specifically, ImgH and f can further meet 0.89≤ImgH/f≤0.99.Meet 0.7 < of conditional
ImgH/f < 1.1 can be effectively compressed the size of system, guarantee the ultra-slim features of camera lens.
In the exemplary embodiment, 0.8 < CT1/ (CT2+ of conditional can be met according to the optical imaging lens of the application
T23) 1.8 <, wherein CT1 is center thickness of first lens on optical axis, and CT2 is that center of second lens on optical axis is thick
Degree, T23 are the spacing distance of the second lens and the third lens on optical axis.More specifically, CT1, CT2 and T23 can further expire
0.98≤CT1/ of foot (CT2+T23)≤1.62.Reasonably it is distributed the first lens, the center thickness of the second lens and the second lens
With the airspace of the third lens, the ability that can make camera lens that there is preferably balance aberration while guaranteeing good workability.
In the exemplary embodiment, 0.8 < DT32/DT12 of conditional can be met according to the optical imaging lens of the application
< 1.3, wherein DT32 is the maximum effective radius of the image side surface of the third lens, and DT12 is the maximum of the image side surface of the first lens
Effective radius.More specifically, DT32 and DT12 can further meet 1.04≤DT32/DT12≤1.20.Rationally control first is thoroughly
Mirror and the maximum effective radius of the third lens can reduce the volume on camera lens head, accomplish the effect on small head.When by the imaging
Camera lens is as the proactive camera lens of mobile phone in use, being conducive to improve the screen accounting of mobile phone.
In the exemplary embodiment, 0.8 < (DT11+ of conditional can be met according to the optical imaging lens of the application
DT61)/ImgH < 1.2, wherein DT11 is the maximum effective radius of the object side of the first lens, and DT61 is the object of the 6th lens
The maximum effective radius of side, ImgH are the half of effective pixel area diagonal line length on the imaging surface of optical imaging lens.More
Specifically, DT11, DT61 and ImgH can further meet 0.98≤(DT11+DT61)/ImgH≤1.04.Rationally control first is thoroughly
The maximum effective radius of mirror and the 6th lens reduces camera lens volume while guaranteeing the characteristic of big image planes of optical system.
In the exemplary embodiment, 0 < f/ of conditional can be met according to the optical imaging lens of the application | f3+f4 | <
0.5, wherein f is total effective focal length of optical imaging lens, and f3 is the effective focal length of the third lens, and f4 is having for the 4th lens
Imitate focal length.More specifically, f, f3 and f4 can further meet 0.01≤f/ | f3+f4 |≤0.32.Reasonable distribution the third lens and
4th power of lens is capable of the aberration of balance system, so that optical system has the ability of the preferable balance curvature of field.
In the exemplary embodiment, 0.9 < (R11+ of conditional can be met according to the optical imaging lens of the application
R12)/(R11-R12) < 1.4, wherein R11 is the radius of curvature of the object side of the 6th lens, and R12 is the image side of the 6th lens
The radius of curvature in face.More specifically, R11 and R12 can further meet 1.07≤(R11+R12)/(R11-R12)≤1.27.It closes
The radius of curvature of reason the 6th lens of setting, can improve the image quality of system with the aberration of balance system.Optionally, the 6th thoroughly
The object side of mirror is convex surface, and image side surface is concave surface.
In the exemplary embodiment, 1.1 < CT5/ET5 < of conditional can be met according to the optical imaging lens of the application
2.3, wherein CT5 is center thickness of the 5th lens on optical axis, and ET5 is the edge thickness of the 5th lens.More specifically, CT5
1.15≤CT5/ET5≤2.20 can further be met with ET5.The center thickness of the 5th lens of proper restraint and the ratio of edge thickness
Value, it is ensured that optical element has good processable characteristic, and system overall length TTL can be guaranteed in certain suitable range
It is interior.
In the exemplary embodiment, according to the optical imaging lens of the application can meet 0 < of conditional (R7+R9)/
(R7-R9) 1 <, wherein R7 is the radius of curvature of the object side of the 4th lens, and R9 is the curvature half of the object side of the 5th lens
Diameter.More specifically, R7 and R9 can further meet 0.10≤(R7+R9)/(R7-R9)≤0.95.Rationally setting the 4th lens and
The radius of curvature ratio of 5th lens can reduce the deflection angle of light, can be easier to the aberration of balance system, improve system
Image quality.Optionally, the object side of the 4th lens is concave surface, and the object side of the 5th lens is convex surface.
In the exemplary embodiment, above-mentioned optical imaging lens may also include diaphragm, with promoted lens group at image quality
Amount.Diaphragm may be provided between object side and the first lens.
Optionally, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting
The protection glass of photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above six 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.Optical lens group through the above configuration can also have
The beneficial effects such as ultra-thin, large aperture, high imaging quality, big image planes.
In presently filed embodiment, at least one of mirror surface of each lens is aspherical mirror, that is, first thoroughly
Mirror, the second lens, the third lens, the 4th lens, the 5th lens and each lens in the 6th lens object side and image side surface
At least one of be aspherical mirror.The characteristics of non-spherical lens is: from lens centre to lens perimeter, curvature is continuously to become
Change.Have the spherical lens of constant curvature different from from lens centre to lens perimeter, non-spherical lens has more preferably bent
Rate radius characteristic has the advantages that improve and distorts aberration and improvement astigmatic image error.It, can be as much as possible after non-spherical lens
The aberration occurred when imaging is eliminated, so as to improve image quality.Optionally, the first lens, the second lens, third are saturating
Mirror, the 4th lens, the object side of the 5th lens and each lens in the 6th lens and image side surface are aspherical mirror.
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 six lens as an example in embodiments, which is not limited to include six
Lens.If desired, the optical imaging lens may also include the lens of other quantity.
The specific embodiment for being applicable to the optical imaging lens of above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 to Fig. 2 D description according to the optical imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to this
Apply for the structural schematic diagram of the optical imaging lens of embodiment 1.
As shown in Figure 1, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 1 show the surface types of each lens of the optical imaging lens of embodiment 1, radius of curvature, thickness, material and
Circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 1
As shown in Table 1, the object side of any one lens of the first lens E1 into the 6th lens E6 and image side surface are
It is aspherical.In the present embodiment, the face type x of each non-spherical lens is available but is not limited to following aspherical formula and is defined:
Wherein, x be it is aspherical along optical axis direction when being highly the position of h, away from aspheric vertex of surface apart from rise；C is
Aspherical paraxial curvature, c=1/R (that is, inverse that paraxial curvature c is upper 1 mean curvature radius R of table)；K be circular cone coefficient (
It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th rank.The following table 2 give can be used for it is each aspherical in embodiment 1
The high-order coefficient A of mirror surface S1-S124、A6、A8、A10、A12、A14、A16、A18And A20。
Table 2
Table 3 gives the effective focal length f1 to f6 of each lens in embodiment 1, total effective focal length f of optical imaging lens,
The object side S1 to imaging surface S15 of one lens E1 on the distance TTL and imaging surface S15 on optical axis effective pixel area it is diagonal
The half ImgH of wire length.
| f1(mm) | 3.15 | f6(mm) | -2.35 |
| f2(mm) | -9.21 | f(mm) | 3.35 |
| f3(mm) | 20.61 | TTL(mm) | 4.00 |
| f4(mm) | -9.81 | ImgH(mm) | 3.26 |
| f5(mm) | 3.28 |
Table 3
Optical imaging lens in embodiment 1 meet:
TTL/ImgH=1.23, wherein TTL be the first lens E1 object side S1 to imaging surface S15 on optical axis away from
From ImgH is the half of effective pixel area diagonal line length on imaging surface S15；
F5/f1=1.04, wherein f5 is the effective focal length of the 5th lens E5, and f1 is the effective focal length of the first lens E1；
(R2-R1)/f=1.01, wherein R2 is the radius of curvature of the image side surface S2 of the first lens E1, and R1 is the first lens
The radius of curvature of the object side S1 of E1, f are total effective focal length of optical imaging lens；
R4/f2=-0.35, wherein R4 is the radius of curvature of the image side surface S4 of the second lens E2, and f2 is the second lens E2's
Effective focal length；
| f6 |/(CT5+T56+CT6)=1.74, wherein f6 is the effective focal length of the 6th lens E6, and CT5 is the 5th lens
Center thickness of the E5 on optical axis, T56 are spacing distance of the 5th lens E5 and the 6th lens E6 on optical axis, and CT6 is the 6th
Center thickness of the lens E6 on optical axis；
ImgH/f=0.97, wherein ImgH is the half of effective pixel area diagonal line length on imaging surface S15, and f is optics
Total effective focal length of imaging lens；
CT1/ (CT2+T23)=0.98, wherein CT1 is center thickness of the first lens E1 on optical axis, CT2 second
Center thickness of the lens E2 on optical axis, T23 are spacing distance of the second lens E2 and the third lens E3 on optical axis；
DT32/DT12=1.20, wherein DT32 is the maximum effective radius of the image side surface S6 of the third lens E3, and DT12 is
The maximum effective radius of the image side surface S2 of first lens E1；
(DT11+DT61)/ImgH=1.04, wherein DT11 is the maximum effective radius of the object side S1 of the first lens E1,
DT61 is the maximum effective radius of the object side S12 of the 6th lens E6, and ImgH is effective pixel area diagonal line on imaging surface S15
Long half；
F/ | f3+f4 |=0.31, wherein f is total effective focal length of optical imaging lens, and f3 is the effective of the third lens E3
Focal length, f4 are the effective focal length of the 4th lens E4；
(R11+R12)/(R11-R12)=1.08, wherein R11 is the radius of curvature of the object side S11 of the 6th lens E6,
R12 is the radius of curvature of the image side surface S12 of the 6th lens E6；
CT5/ET5=2.00, wherein CT5 is center thickness of the 5th lens E5 on optical axis, and ET5 is the 5th lens E5
Edge thickness；
(R7+R9)/(R7-R9)=0.57, wherein R7 is the radius of curvature of the object side S7 of the 4th lens E4, R9 the
The radius of curvature of the object side S9 of five lens E5.
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 shows the astigmatism curve of the optical imaging lens of embodiment 1, indicates meridian picture
Face bending and sagittal image surface bending.Fig. 2 C shows the distortion curve of the optical imaging lens of embodiment 1, indicates different image heights
Corresponding distortion sizes values.Fig. 2 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 1, indicates 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 be realized good image quality.
Embodiment 2
Referring to Fig. 3 to Fig. 4 D description according to the optical imaging lens of the embodiment of the present application 2.In the present embodiment and following
In embodiment, for brevity, by clipped description similar to Example 1.Fig. 3 is shown according to the embodiment of the present application 2
Optical imaging lens structural schematic diagram.
As shown in figure 3, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 4 show the surface types of each lens of the optical imaging lens of embodiment 2, radius of curvature, thickness, material and
Circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 4
As shown in Table 4, in example 2, the object side of any one lens of the first lens E1 into the 6th lens E6
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 gives the effective focal length f1 to f6 of each lens in embodiment 2, total effective focal length f of optical imaging lens,
The object side S1 to imaging surface S15 of one lens E1 on the distance TTL and imaging surface S15 on optical axis effective pixel area it is diagonal
The half ImgH of wire length.
Table 6
Fig. 4 A shows chromatic curve on the axis of the optical imaging lens of embodiment 2, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 4 B shows the astigmatism curve of the optical imaging lens of embodiment 2, indicates meridian picture
Face bending and sagittal image surface bending.Fig. 4 C shows the distortion curve of the optical imaging lens of embodiment 2, indicates different image heights
Corresponding distortion sizes values.Fig. 4 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 2, indicates 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 be realized good image quality.
Embodiment 3
The optical imaging lens according to the embodiment of the present application 3 are described referring to Fig. 5 to Fig. 6 D.Fig. 5 shows basis
The structural schematic diagram of the optical imaging lens of the embodiment of the present application 3.
As shown in figure 5, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 7 show the surface types of each lens of the optical imaging lens of embodiment 3, radius of curvature, thickness, material and
Circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 7
As shown in Table 7, in embodiment 3, the object side of any one lens of the first lens E1 into the 6th lens E6
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.
Table 8
Table 9 gives the effective focal length f1 to f6 of each lens in embodiment 3, total effective focal length f of optical imaging lens,
The object side S1 to imaging surface S15 of one lens E1 on the distance TTL and imaging surface S15 on optical axis effective pixel area it is diagonal
The half ImgH of wire length.
| f1(mm) | 2.94 | f6(mm) | -2.52 |
| f2(mm) | -8.75 | f(mm) | 3.50 |
| f3(mm) | 107.35 | TTL(mm) | 4.00 |
| f4(mm) | -85.56 | ImgH(mm) | 3.32 |
| f5(mm) | 4.80 |
Table 9
Fig. 6 A shows chromatic curve on the axis of the optical imaging lens of embodiment 3, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 6 B shows the astigmatism curve of the optical imaging lens of embodiment 3, indicates meridian picture
Face bending and sagittal image surface bending.Fig. 6 C shows the distortion curve of the optical imaging lens of embodiment 3, indicates different image heights
In the case of distortion sizes values.Fig. 6 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 3, indicates 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 be realized good image quality.
Embodiment 4
The optical imaging lens according to the embodiment of the present application 4 are described referring to Fig. 7 to Fig. 8 D.Fig. 7 shows basis
The structural schematic diagram of the optical imaging lens of the embodiment of the present application 4.
As shown in fig. 7, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has negative power, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 10 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 4
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 10
As shown in Table 10, in example 4, the object side of any one lens of the first lens E1 into the 6th lens E6
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.
Table 11
Table 12 give the effective focal length f1 to f6 of each lens in embodiment 4, optical imaging lens total effective focal length f,
The object side S1 to imaging surface S15 of first lens E1 effective pixel area pair on the distance TTL and imaging surface S15 on optical axis
The long half ImgH of linea angulata.
| f1(mm) | 3.05 | f6(mm) | -2.81 |
| f2(mm) | -11.95 | f(mm) | 3.52 |
| f3(mm) | -389.68 | TTL(mm) | 4.00 |
| f4(mm) | -68.53 | ImgH(mm) | 3.30 |
| f5(mm) | 5.30 |
Table 12
Fig. 8 A shows chromatic curve on the axis of the optical imaging lens of embodiment 4, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Fig. 8 B shows the astigmatism curve of the optical imaging lens of embodiment 4, indicates meridian picture
Face bending and sagittal image surface bending.Fig. 8 C shows the distortion curve of the optical imaging lens of embodiment 4, indicates different image heights
Corresponding distortion sizes values.Fig. 8 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 4, indicates 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 be realized good image quality.
Embodiment 5
The optical imaging lens according to the embodiment of the present application 5 are described referring to Fig. 9 to Figure 10 D.Fig. 9 shows basis
The structural schematic diagram of the optical imaging lens of the embodiment of the present application 5.
As shown in figure 9, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is concave surface.The third lens E3 has negative power, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 13 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 5
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 13
As shown in Table 13, in embodiment 5, the object side of any one lens of the first lens E1 into the 6th lens E6
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.
Table 14
Table 15 give the effective focal length f1 to f6 of each lens in embodiment 5, optical imaging lens total effective focal length f,
The object side S1 to imaging surface S15 of first lens E1 effective pixel area pair on the distance TTL and imaging surface S15 on optical axis
The long half ImgH of linea angulata.
| f1(mm) | 2.98 | f6(mm) | -2.17 |
| f2(mm) | -11.72 | f(mm) | 3.63 |
| f3(mm) | -37.55 | TTL(mm) | 3.85 |
| f4(mm) | 18.03 | ImgH(mm) | 3.36 |
| f5(mm) | 10.42 |
Table 15
Figure 10 A shows chromatic curve on the axis of the optical imaging lens of embodiment 5, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 10 B shows the astigmatism curve of the optical imaging lens of embodiment 5, indicates meridian
Curvature of the image and sagittal image surface bending.Figure 10 C shows the distortion curve of the optical imaging lens of embodiment 5, indicates different
Distortion sizes values corresponding to visual field.Figure 10 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 5, indicates
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 be realized good image quality.
Embodiment 6
The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.Figure 11 shows root
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 6.
As shown in figure 11, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is concave surface.The third lens E3 has negative power, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 16 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 6
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 16
As shown in Table 16, in embodiment 6, the object side of any one lens of the first lens E1 into the 6th lens E6
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 give the effective focal length f1 to f6 of each lens in embodiment 6, optical imaging lens total effective focal length f,
The object side S1 to imaging surface S15 of first lens E1 effective pixel area pair on the distance TTL and imaging surface S15 on optical axis
The long half ImgH of linea angulata.
| f1(mm) | 2.98 | f6(mm) | -2.16 |
| f2(mm) | -8.86 | f(mm) | 3.73 |
| f3(mm) | -154.48 | TTL(mm) | 3.95 |
| f4(mm) | 23.88 | ImgH(mm) | 3.32 |
| f5(mm) | 9.41 |
Table 18
Figure 12 A shows chromatic curve on the axis of the optical imaging lens of embodiment 6, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 12 B shows the astigmatism curve of the optical imaging lens of embodiment 6, indicates meridian
Curvature of the image and sagittal image surface bending.Figure 12 C shows the distortion curve of the optical imaging lens of embodiment 6, indicates different
Distortion sizes values corresponding to image height.Figure 12 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 6, indicates
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 be realized good image quality.
Embodiment 7
The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.Figure 13 shows root
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 7.
As shown in figure 13, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has negative power, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 19 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 7
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 19
As shown in Table 19, in embodiment 7, the object side of any one lens of the first lens E1 into the 6th lens E6
It is aspherical with image side surface.Table 20 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 7, wherein each
Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 20
Table 21 give the effective focal length f1 to f6 of each lens in embodiment 7, optical imaging lens total effective focal length f,
The object side S1 to imaging surface S15 of first lens E1 effective pixel area pair on the distance TTL and imaging surface S15 on optical axis
The long half ImgH of linea angulata.
| f1(mm) | 3.21 | f6(mm) | -2.28 |
| f2(mm) | -10.48 | f(mm) | 3.27 |
| f3(mm) | 15.78 | TTL(mm) | 3.99 |
| f4(mm) | -25.90 | ImgH(mm) | 3.23 |
| f5(mm) | 4.24 |
Table 21
Figure 14 A shows chromatic curve on the axis of the optical imaging lens of embodiment 7, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 14 B shows the astigmatism curve of the optical imaging lens of embodiment 7, indicates meridian
Curvature of the image and sagittal image surface bending.Figure 14 C shows the distortion curve of the optical imaging lens of embodiment 7, indicates different
Distortion sizes values corresponding to image height.Figure 14 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 7, indicates
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 be realized good image quality.
Embodiment 8
The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.Figure 15 shows root
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 8.
As shown in figure 15, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is convex surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 22 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 8
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 22
As shown in Table 22, in embodiment 8, the object side of any one lens of the first lens E1 into the 6th lens E6
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.
Table 23
Table 24 give the effective focal length f1 to f6 of each lens in embodiment 8, optical imaging lens total effective focal length f,
The object side S1 to imaging surface S15 of first lens E1 effective pixel area pair on the distance TTL and imaging surface S15 on optical axis
The long half ImgH of linea angulata.
| f1(mm) | 2.98 | f6(mm) | -2.13 |
| f2(mm) | -7.81 | f(mm) | 3.63 |
| f3(mm) | 45.58 | TTL(mm) | 3.95 |
| f4(mm) | 74.41 | ImgH(mm) | 3.39 |
| f5(mm) | 6.78 |
Table 24
Figure 16 A shows chromatic curve on the axis of the optical imaging lens of embodiment 8, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 16 B shows the astigmatism curve of the optical imaging lens of embodiment 8, indicates meridian
Curvature of the image and sagittal image surface bending.Figure 16 C shows the distortion curve of the optical imaging lens of embodiment 8, indicates different
Distortion sizes values corresponding to image height.Figure 16 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 8, indicates
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 be realized good image quality.
Embodiment 9
The optical imaging lens according to the embodiment of the present application 9 are described referring to Figure 17 to Figure 18 D.Figure 17 shows roots
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 9.
As shown in figure 17, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to
Sequence include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th thoroughly
Mirror E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are concave surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 25 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 9
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 25
As shown in Table 25, in embodiment 9, the object side of any one lens of the first lens E1 into the 6th lens E6
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.
Table 26
Table 27 give the effective focal length f1 to f6 of each lens in embodiment 9, optical imaging lens total effective focal length f,
The object side S1 to imaging surface S15 of first lens E1 effective pixel area pair on the distance TTL and imaging surface S15 on optical axis
The long half ImgH of linea angulata.
| f1(mm) | 2.90 | f6(mm) | -2.23 |
| f2(mm) | -7.64 | f(mm) | 3.73 |
| f3(mm) | 83.59 | TTL(mm) | 3.95 |
| f4(mm) | 68.09 | ImgH(mm) | 3.40 |
| f5(mm) | 8.21 |
Table 27
Figure 18 A shows chromatic curve on the axis of the optical imaging lens of embodiment 9, indicates the light warp of different wave length
Deviateed by the converging focal point after camera lens.Figure 18 B shows the astigmatism curve of the optical imaging lens of embodiment 9, indicates meridian
Curvature of the image and sagittal image surface bending.Figure 18 C shows the distortion curve of the optical imaging lens of embodiment 9, indicates different
Distortion sizes values corresponding to image height.Figure 18 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 9, indicates
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 be realized good image quality.
To sum up, embodiment 1 to embodiment 9 meets relationship shown in table 28 respectively.
| Conditional/example | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| TTL/ImgH | 1.23 | 1.22 | 1.20 | 1.21 | 1.14 | 1.19 | 1.24 | 1.17 | 1.16 |
| f5/f1 | 1.04 | 1.59 | 1.64 | 1.74 | 3.50 | 3.16 | 1.32 | 2.27 | 2.83 |
| (R2-R1)/f | 1.01 | 1.02 | 0.98 | 0.76 | 0.71 | 0.81 | 0.80 | 0.90 | 0.81 |
| R4/f2 | -0.35 | -0.86 | -0.67 | -0.67 | -0.79 | -1.02 | -2.15 | -1.52 | -1.47 |
| |f6|/(CT5+T56+CT6) | 1.74 | 1.78 | 2.01 | 2.23 | 1.78 | 1.69 | 1.64 | 1.64 | 1.69 |
| ImgH/f | 0.97 | 0.93 | 0.95 | 0.94 | 0.93 | 0.89 | 0.99 | 0.93 | 0.91 |
| CT1/(CT2+T23) | 0.98 | 1.31 | 1.30 | 1.31 | 1.52 | 1.56 | 1.48 | 1.62 | 1.51 |
| DT32/DT12 | 1.20 | 1.11 | 1.11 | 1.14 | 1.05 | 1.04 | 1.15 | 1.06 | 1.11 |
| (DT11+DT61)/ImgH | 1.04 | 1.02 | 0.98 | 0.99 | 0.99 | 1.01 | 1.04 | 1.01 | 0.98 |
| f/|f3+f4| | 0.31 | 0.09 | 0.16 | 0.01 | 0.19 | 0.03 | 0.32 | 0.03 | 0.02 |
| (R11+R12)/(R11-R12) | 1.08 | 1.07 | 1.12 | 1.25 | 1.27 | 1.23 | 1.18 | 1.20 | 1.23 |
| CT5/ET5 | 2.00 | 1.73 | 1.74 | 1.72 | 1.21 | 1.15 | 2.20 | 1.38 | 1.15 |
| (R7+R9)/(R7-R9) | 0.57 | 0.95 | 0.76 | 0.78 | 0.90 | 0.80 | 0.10 | 0.79 | 0.82 |
Table 28
The application also provides a kind of imaging device, and electronics photosensitive element can be photosensitive coupling element (CCD) or complementation
Property matal-oxide semiconductor element (CMOS).Imaging device can be the independent imaging equipment of such as digital camera, be also possible to
The image-forming module being integrated on the mobile electronic devices such as mobile phone.The imaging device is equipped with optical imaging lens described above
Head.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (25)
1. optical imaging lens, along optical axis by object side to image side sequentially include: the first lens with focal power, the second lens,
The third lens, the 4th lens, the 5th lens and the 6th lens,
It is characterized in that,
The object side of first lens is convex surface, and image side surface is concave surface；
The image side surface of second lens is concave surface；
The object side of 6th lens is convex surface；
The effective focal length f5 of the effective focal length f1 of first lens and the 5th lens meets 1≤f5/f1≤3.5；And
The object side of first lens to the optical imaging lens distance TTL of the imaging surface on the optical axis with it is described
The half ImgH of effective pixel area diagonal line length meets TTL/ImgH≤1.3 on the imaging surface of optical imaging lens.
2. optical imaging lens according to claim 1, which is characterized in that the curvature of the image side surface of first lens half
The radius of curvature R 1 of the object side of diameter R2, first lens and total effective focal length f of the optical imaging lens meet 0.6 <
(R2-R1)/f < 1.1.
3. optical imaging lens according to claim 1, which is characterized in that the curvature of the image side surface of second lens half
The effective focal length f2 of diameter R4 and second lens meets -2.2 < R4/f2 < -0.3.
4. optical imaging lens according to claim 1, which is characterized in that the effective focal length f6 of the 6th lens, institute
Center thickness CT5, fiveth lens and sixth lens of the 5th lens on the optical axis are stated on the optical axis
The center thickness CT6 of spacing distance T56 and the 6th lens on the optical axis meets 1.4 < | f6 |/(CT5+T56+
CT6) 2.4 <.
5. optical imaging lens according to claim 1, which is characterized in that first lens on the optical axis in
Heart thickness CT1, center thickness CT2 of second lens on the optical axis exist with second lens and the third lens
Spacing distance T23 on the optical axis meets 0.8 < CT1/ (CT2+T23) < 1.8.
6. optical imaging lens according to claim 1, which is characterized in that the maximum of the image side surface of the third lens has
The maximum effective radius DT12 for imitating the image side surface of radius DT32 and first lens meets 0.8 < DT32/DT12 < 1.3.
7. optical imaging lens according to claim 1, which is characterized in that the maximum of the object side of first lens has
On the maximum effective radius DT61 of object side and the imaging surface of the optical imaging lens for imitating radius DT11, the 6th lens
The half ImgH of effective pixel area diagonal line length meets 0.8 < (DT11+DT61)/ImgH < 1.2.
8. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens
F, the effective focal length f4 of the effective focal length f3 of the third lens and the 4th lens meets 0 < f/ | f3+f4 | < 0.5.
9. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 6th lens half
The radius of curvature R 12 of the image side surface of diameter R11 and the 6th lens meets 0.9 < (R11+R12)/(R11-R12) < 1.4.
10. optical imaging lens according to claim 1, which is characterized in that the 5th lens are on the optical axis
The edge thickness ET5 of center thickness CT5 and the 5th lens meets 1.1 < CT5/ET5 < 2.3.
11. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 4th lens
The radius of curvature R 9 of the object side of radius R7 and the 5th lens meets 0 < (R7+R9)/(R7-R9) < 1.
12. optical imaging lens according to any one of claim 1 to 11, which is characterized in that the optical imaging lens
Total effective focal length f of the half ImgH of effective pixel area diagonal line length and the optical imaging lens meets on the imaging surface of head
0.7 < ImgH/f < 1.1.
13. optical imaging lens, along optical axis by object side to image side sequentially include: the first lens with focal power, the second lens,
The third lens, the 4th lens, the 5th lens and the 6th lens,
It is characterized in that,
The object side of first lens is convex surface, and image side surface is concave surface；
The image side surface of second lens is concave surface；
The object side of 6th lens is convex surface；And
The radius of curvature R 2 of the image side surface of first lens, first lens object side radius of curvature R 1 and the light
The total effective focal length f for learning imaging lens meets 0.6 < (R2-R1)/f < 1.1.
14. optical imaging lens according to claim 13, which is characterized in that the effective focal length f1 of first lens with
The effective focal length f5 of 5th lens meets 1≤f5/f1≤3.5.
15. optical imaging lens according to claim 13, which is characterized in that the curvature of the image side surface of second lens
The effective focal length f2 of radius R4 and second lens meets -2.2 < R4/f2 < -0.3.
16. optical imaging lens according to claim 13, which is characterized in that total effective coke of the optical imaging lens
Effective focal length f4 away from f, the effective focal length f3 of the third lens and the 4th lens meets 0 < f/ | f3+f4 | < 0.5.
17. optical imaging lens according to claim 13, which is characterized in that the effective focal length f6 of the 6th lens,
Center thickness CT5, fiveth lens and sixth lens of 5th lens on the optical axis are on the optical axis
Center thickness CT6 on the optical axis of spacing distance T56 and the 6th lens meet 1.4 < | f6 |/(CT5+T56+
CT6) 2.4 <.
18. optical imaging lens according to claim 17, which is characterized in that the curvature of the object side of the 6th lens
The radius of curvature R 12 of the image side surface of radius R11 and the 6th lens meets 0.9 < (R11+R12)/(R11-R12) < 1.4.
19. optical imaging lens according to claim 17, which is characterized in that the 5th lens are on the optical axis
The edge thickness ET5 of center thickness CT5 and the 5th lens meets 1.1 < CT5/ET5 < 2.3.
20. optical imaging lens according to claim 13, which is characterized in that first lens are on the optical axis
Center thickness CT1, center thickness CT2 of second lens on the optical axis and second lens and the third lens
Spacing distance T23 on the optical axis meets 0.8 < CT1/ (CT2+T23) < 1.8.
21. optical imaging lens described in 7 or 20 according to claim 1, which is characterized in that the object side of first lens is extremely
The imaging surface of the optical imaging lens is effective on the imaging surface of distance TTL and the optical imaging lens on the optical axis
The half ImgH of pixel region diagonal line length meets TTL/ImgH≤1.3.
22. optical imaging lens according to claim 21, which is characterized in that on the imaging surface of the optical imaging lens
The half ImgH of effective pixel area diagonal line length and total effective focal length f of the optical imaging lens meet 0.7 < ImgH/f
< 1.1.
23. optical imaging lens according to claim 13, which is characterized in that the maximum of the image side surface of the third lens
The maximum effective radius DT12 of the image side surface of effective radius DT32 and first lens meets 0.8 < DT32/DT12 < 1.3.
24. optical imaging lens according to claim 13, which is characterized in that the maximum of the object side of first lens
The imaging surface of maximum the effective radius DT61 and the optical imaging lens of the object side of effective radius DT11, the 6th lens
The half ImgH of upper effective pixel area diagonal line length meets 0.8 < (DT11+DT61)/ImgH < 1.2.
25. optical imaging lens according to claim 13, which is characterized in that the curvature of the object side of the 4th lens
The radius of curvature R 9 of the object side of radius R7 and the 5th lens meets 0 < (R7+R9)/(R7-R9) < 1.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343204A (en) * | 2018-12-13 | 2019-02-15 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN111142230A (en) * | 2019-12-30 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN111142231A (en) * | 2019-12-30 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN109343204B (en) * | 2018-12-13 | 2024-05-28 | 浙江舜宇光学有限公司 | Optical imaging lens |
-
2018
- 2018-12-13 CN CN201822091542.0U patent/CN209297015U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343204A (en) * | 2018-12-13 | 2019-02-15 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN109343204B (en) * | 2018-12-13 | 2024-05-28 | 浙江舜宇光学有限公司 | Optical imaging lens |
| CN111142230A (en) * | 2019-12-30 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
| CN111142231A (en) * | 2019-12-30 | 2020-05-12 | 瑞声通讯科技(常州)有限公司 | Image pickup optical lens |
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