CN108919463A - Optical imaging lens - Google Patents

Optical imaging lens Download PDF

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Publication number
CN108919463A
CN108919463A CN201810872496.XA CN201810872496A CN108919463A CN 108919463 A CN108919463 A CN 108919463A CN 201810872496 A CN201810872496 A CN 201810872496A CN 108919463 A CN108919463 A CN 108919463A
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China
Prior art keywords
lens
optical imaging
object side
imaging lens
image side
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Granted
Application number
CN201810872496.XA
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Chinese (zh)
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CN108919463B (en
Inventor
丁玲
吕赛锋
李明
闻人建科
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Zhejiang Sunny Optics Co Ltd
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Zhejiang Sunny Optics Co Ltd
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Application filed by Zhejiang Sunny Optics Co Ltd filed Critical Zhejiang Sunny Optics Co Ltd
Priority to CN202311334504.2A priority Critical patent/CN117289430A/en
Priority to CN201810872496.XA priority patent/CN108919463B/en
Publication of CN108919463A publication Critical patent/CN108919463A/en
Priority to PCT/CN2019/084948 priority patent/WO2020024635A1/en
Application granted granted Critical
Publication of CN108919463B publication Critical patent/CN108919463B/en
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
    • G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
    • G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)

Abstract

This application discloses a kind of optical imaging lens, which sequentially includes 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.First lens have negative power, and object side is convex surface, and image side surface is concave surface；Second lens have focal power；The third lens have positive light coke；4th lens have positive light coke；5th lens have focal power；6th lens have focal power；And the 7th lens have negative power, object side and image side surface are concave surface.Wherein, total effective focal length f of the effective focal length f1 of the first lens and optical imaging lens meets -3.5 < f1/f < -2.

Description

Optical imaging lens
Technical field
This application involves a kind of optical imaging lens, more specifically, this application involves a kind of optics including seven lens Imaging lens.
Background technique
In recent years, as the high speed of such as portable electronic products such as smart phone, tablet computer updates, market pair The requirement of product end pick-up lens is higher and higher.Pick-up lens is being required to have the characteristics such as high-resolution, large aperture, big image planes Meanwhile also requiring it that there is wider field angle and excellent image quality.However, portable electronic product it is lightening become Under gesture, the above-mentioned requirements for how meeting market become a major challenge in lens design field.
Summary of the invention
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 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 negative power, and object side can be convex surface, and image side surface can be concave surface；Second lens have focal power；The third lens There can be positive light coke；4th lens can have positive light coke；5th lens have focal power；6th lens have focal power； And the 7th lens can have negative power, object side and image side surface can be concave surface.Wherein, the effective focal length of the first lens Total effective focal length f of f1 and optical imaging lens can meet -3.5 < f1/f < -2.
In one embodiment, the effective focal length f2 and the 5th of total effective focal length f of optical imaging lens, the second lens The effective focal length f5 of lens can meet | f/f2 |+| f/f5 | < 0.6.
In one embodiment, the effective focal length f4 of the 4th lens and the effective focal length f3 of the third lens can meet 0 < F4/f3 < 0.5.
In one embodiment, the curvature of the image side surface of the radius of curvature R 1 and the first lens of the object side of the first lens Radius R2 can meet 2 < R1/R2 < 3.
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 0.5 < R3/R4 < 1.5.
In one embodiment, total effective coke of the radius of curvature R 7 of the object side of the 4th lens and optical imaging lens 1 < R7/f < 1.8 can be met away from f.
In one embodiment, the song of the object side of the radius of curvature R 14 and the 7th lens of the image side surface of the 7th lens Rate radius R13 can meet -2.1 < R14/R13 < 0.
In one embodiment, the spacing distance T12 and optical imaging lens of the first lens and the second lens on optical axis The half ImgH of effective pixel area diagonal line length can meet 0.7 < T12/ImgH < 1.2 on the imaging surface of head.
In one embodiment, the 6th lens are in the object side of center thickness CT6 and the first lens on optical axis to light 0.7 < CT6/TTL*10 < 1.7 can be met by learning distance TTL of the imaging surface of imaging lens on optical axis.
In one embodiment, the 7th lens are in the effective focal length f7 of center thickness CT7 and the 7th lens on optical axis Meet -0.8 < CT7/f7 < 0.
In one embodiment, the image side of the maximum effective half bore DT11 and the first lens of the object side of the first lens The effective half bore DT12 of maximum in face can meet 1.8 < DT11/DT12 < 2.3.
In one embodiment, the object side of the maximum effective half bore DT72 and the 7th lens of the image side surface of the 7th lens The effective half bore DT71 of maximum in face can meet 1.5 < DT72/DT71 < 2.
In one embodiment, the maximum angle of half field-of view HFOV of optical imaging lens can meet 72 ° of 92 ° of < HFOV <.
In one embodiment, total effective focal length f of the optical imaging lens and Entry pupil diameters EPD of optical imaging lens F/EPD < 2.0 can be met.
On the other hand, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side Sequentially include：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.First Lens can have negative power, and object side can be convex surface, and image side surface can be concave surface；Second lens have focal power；Third is saturating Mirror can have positive light coke；4th lens can have positive light coke；5th lens have focal power；6th lens have light focus Degree；And the 7th lens can have negative power, object side and image side surface can be concave surface.Wherein, the image side of the 7th lens The effective half bore DT71 of maximum of the object side of the effective half bore DT72 of maximum and the 7th lens in face can meet 1.5 < DT72/ DT71 < 2.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side Sequentially include：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.First Lens can have negative power, and object side can be convex surface, and image side surface can be concave surface；Second lens have focal power；Third is saturating Mirror can have positive light coke；4th lens can have positive light coke；5th lens have focal power；6th lens have light focus Degree；And the 7th lens can have negative power, object side and image side surface can be concave surface.Wherein, the object side of the first lens The radius of curvature R 2 of the image side surface of the radius of curvature R 1 and the first lens in face can meet 2 < R1/R2 < 3.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side Sequentially include：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.First Lens can have negative power, and object side can be convex surface, and image side surface can be concave surface；Second lens have focal power；Third is saturating Mirror can have positive light coke；4th lens can have positive light coke；5th lens have focal power；6th lens have light focus Degree；And the 7th lens can have negative power, object side and image side surface can be concave surface.Wherein, the object side of the second lens The radius of curvature R 4 of the image side surface of the radius of curvature R 3 and the second lens in face can meet 0.5 < R3/R4 < 1.5.
Another aspect, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side Sequentially include：First lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens and the 7th lens.First Lens can have negative power, and object side can be convex surface, and image side surface can be concave surface；Second lens have focal power；Third is saturating Mirror can have positive light coke；4th lens can have positive light coke；5th lens have focal power；6th lens have light focus Degree；And the 7th lens can have negative power, object side and image side surface can be concave surface.Wherein, the object side of the first lens The effective half bore DT12 of maximum of the image side surface of the effective half bore DT11 of maximum and the first lens in face can meet 1.8 < DT11/ DT12 < 2.3.
The application use seven lens, by each power of lens of reasonable distribution, face type, each lens center thickness And spacing etc. on the axis between each lens, so that above-mentioned optical imaging lens have wide-angle, large aperture, miniaturization, high imaging At least one beneficial effect such as quality.
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；
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 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 the lens near the surface of object side Object side, each lens are known as the image side surface of the lens near the surface of image side.
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 seven lens with focal power, 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, and can have airspace between each adjacent lens.
In the exemplary embodiment, the first lens can have negative power, and object side can be convex surface, and image side surface can be Concave surface；Second lens have positive light coke or negative power；The third lens can have positive light coke；4th lens can have positive light Focal power；5th lens have positive light coke or negative power；6th lens have positive light coke or negative power；And the 7th thoroughly Mirror can have negative power, and object side can be concave surface, and image side surface can be concave surface.The focal power of reasonable distribution system avoids light The excessively concentration of focal power, can reduce the sensibility of single eyeglass, provide looser tolerance item for actual processing and packaging technology Part.
In the exemplary embodiment, the optical imaging lens of the application can meet -3.5 < -2 < f1/f of conditional, In, f is total effective focal length of optical imaging lens, and f1 is the effective focal length of the first lens.More specifically, f and f1 further may be used Meet -3.27≤f1/f≤- 2.01.Meet -3.5 < f1/f < -2 of conditional, it is possible to increase it is saturating second to slow down light for field angle The incident angle of Jing Chu, while the bore of subsequent eyeglass can be reduced, maintain camera lens miniaturization.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional | f/f2 |+| f/f5 | < 0.6, wherein f is total effective focal length of optical imaging lens, and f2 is the effective focal length of the second lens, and f5 is having for the 5th lens Imitate focal length.More specifically, f, f2 and f5 can further meet 0 < | f/f2 |+| f/f5 | < 0.6, for example, 0.05≤| f/f2 |+| f/f5|≤0.54.Rationally the second lens of control and the 5th power of lens, can effectively balance the second lens and the 5th lens The higher order coma and chromatic longitudiinal aberration of generation, while the bore of the third lens and the 4th lens can be reduced.
In the exemplary embodiment, the optical imaging lens of the application can meet 0 < f4/f3 < 0.5 of conditional, In, f4 is the effective focal length of the 4th lens, and f3 is the effective focal length of the third lens.More specifically, f4 and f3 can further meet 0.01≤f4/f3≤0.25.Reasonable distribution the third lens and the 4th power of lens can effectively reduce the third lens and The high-order spherical aberration and astigmatism that four lens generate, while deviation angle of the light in the third lens and the 4th lens can be mitigated, Reduce the sensibility of the two eyeglasses.
In the exemplary embodiment, the optical imaging lens of the application can meet -0.8 < CT7/f7 < 0 of conditional, In, CT7 is the 7th lens in the center thickness on optical axis, and f7 is the effective focal length of the 7th lens.More specifically, CT7 and f7 into One step can meet -0.67≤CT7/f7≤- 0.20.Rationally the 7th power of lens of control and center thickness can be reducing While size of uniting, the distortion and color difference that effectively balancing front-ends eyeglass does not completely eliminate further promote the imaging product of camera lens Matter.
In the exemplary embodiment, the optical imaging lens of the application can meet 2 < R1/R2 < 3 of conditional, wherein R1 is the radius of curvature of the object side of the first lens, and R2 is the radius of curvature of the image side surface of the first lens.More specifically, R1 and R2 2.18≤R1/R2≤2.68 can further be met.The radius of curvature of reasonable distribution the first lens object side and image side surface, avoids light Line is excessive in the incidence angle and the angle of emergence of the first lens, reduces lens sensibility, while increasing the acceptable field angle model of camera lens It encloses.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.5 < R3/R4 < 1.5 of conditional, In, 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, R3 0.57≤R3/R4≤1.41 can further be met with R4.The rationally radius of curvature of the second lens object side and image side surface of control, can Deviation angle of the light in the second lens is mitigated, while can effectively balance color difference and the distortion of the generation of the first lens.
In the exemplary embodiment, the optical imaging lens of the application can meet 1 < R7/f < 1.8 of conditional, wherein R7 is the radius of curvature of the object side of the 4th lens, and f is total effective focal length of optical imaging lens.More specifically, R7 and f is into one Step can meet 1.14≤R7/f≤1.66.Rationally the 4th radius of curvature of lens object side of control and always having for optical imaging lens Imitate focal length, light can be slowed down in the incidence angle of the 4th lens, at the same can effectively the high-order spherical aberration of balancing front-ends eyeglass remnants with Astigmatism.
In the exemplary embodiment, the optical imaging lens of the application can meet -2.1 < R14/R13 < 0 of conditional, Wherein, R14 is the radius of curvature of the image side surface of the 7th lens, and R13 is the radius of curvature of the object side of the 7th lens.More specifically Ground, R14 and R13 can further meet -2.09≤R14/R13≤- 0.01.Rationally the 7th lens object side of control and image side surface Radius of curvature can reduce light in the incident angle of image planes, enhance the illumination of peripheral field, while be conducive to camera lens and chip Chief ray angle (CRA) matching.
In the exemplary embodiment, the optical imaging lens of the application can meet 72 ° of 92 ° of < HFOV < of conditional, In, HFOV is the maximum angle of half field-of view of optical imaging lens.More specifically, HFOV can further meet 72.5 °≤HFOV≤ 91.0°.Under the premise of ensuring camera lens miniaturization, by controlling field angle, can avoid peripheral field aberration is excessive and illumination It is relatively low, advantageously ensure that camera lens has excellent image quality in wider field angle.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional f/EPD < 2.0, wherein f For total effective focal length of optical imaging lens, EPD is the Entry pupil diameters of optical imaging lens.More specifically, f and EPD are further 1.78≤f/EPD≤1.86 can be met.By controlling f/EPD < 2.0, it can effectively increase the light passing in the camera lens unit time Amount promotes the illumination of peripheral field, guarantees that camera lens also has good shooting effect in the environment of dark.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.7 < T12/ImgH < of conditional 1.2, wherein T12 is the spacing distance of the first lens and the second lens on optical axis, and ImgH is the imaging surface of optical imaging lens The half of upper effective pixel area diagonal line length.More specifically, T12 and ImgH can further meet 0.97≤T12/ImgH≤ 1.14.Rationally airspace of control the first lens and the second lens on optical axis, not only contributes to the assembling of camera lens, can be with Shorten the size of camera lens, while the incidence angle that light enters the second lens can be slowed down, reduces the sensibility of lens.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.8 < DT11/DT12 < of conditional 2.3, wherein DT11 is effective half bore of maximum of the object side of the first lens, and DT12 is the maximum of the image side surface of the first lens Effective half bore.More specifically, DT11 and DT12 can further meet 1.92≤DT11/DT12≤2.21.By saturating by first The effective half bore control of the maximum of mirror object side and image side surface in the reasonable scope, not only improves and reduces camera lens front end size, also The light passing amount for being conducive to increase the peripheral field unit time, promotes the illumination of peripheral field.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.5 < DT72/DT71 < 2 of conditional, Wherein, DT72 is effective half bore of maximum of the image side surface of the 7th lens, and DT71 is that the maximum of the object side of the 7th lens is effective Half bore.More specifically, DT72 and DT71 can further meet 1.63≤DT72/DT71≤1.84.By controlling the 7th lens Effective half bore of the maximum of object side and image side surface, can reduce camera lens rear end size, while guaranteeing the illumination of peripheral field.This Outside, the light for stopping peripheral field image quality bad is also helped, guarantees the excellent image quality of camera lens.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.7 < CT6/TTL*10 < of conditional 1.7, wherein CT6 is the 6th lens in the center thickness on optical axis, and TTL is the object side of the first lens to optical imaging lens Distance of the imaging surface on optical axis.More specifically, CT6 and TTL can further meet 0.96≤CT6/TTL*10≤1.58.It closes Reason the 6th lens of control distance on the center thickness and the first lens object side to the axis of imaging surface on optical axis, can guarantee mirror Head miniaturization while, avoid eyeglass excessively thin and caused by such as processing difficulties the problems such as.In addition, meeting 0.7 < of conditional CT6/TTL*10 < 1.7, also helps the deviation angle for mitigating light in the 6th lens, and further balancing front-ends lens are not complete It totally disappeared the higher order coma and astigmatism removed.
In the exemplary embodiment, above-mentioned optical imaging lens may also include diaphragm, to promote the image quality of camera lens. Optionally, diaphragm may be provided between the third lens and the 4th 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 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.Optical imaging lens through the above configuration can also have There are wide-angle, large aperture, have both the beneficial effects such as superior image quality.
In presently filed embodiment, at least one of mirror 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 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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Concave surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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, 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-S144、A6、A8、A10、A12、A14、A16、A18And A20。
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.5210E-03 -3.8000E-04 9.4300E-05 -2.2000E-05 3.2100E-06 -2.8000E-07 1.5100E-08 -4.3000E-10 4.9200E-12
S2 5.6050E-03 -4.1760E-02 1.1020E-01 -1.5605E-01 1.3941E-01 -7.8330E-02 2.7064E-02 -5.2600E-03 4.4400E-04
S3 -2.6300E-03 -3.1700E-02 9.7536E-02 -2.9315E-01 5.2235E-01 -5.8974E-01 4.0308E-01 -1.5251E-01 2.4569E-02
S4 1.5569E-02 -1.0074E-01 3.0540E-01 -9.4765E-01 1.7507E+00 -2.0505E+00 1.5051E+00 -6.2760E-01 1.1321E-01
S5 -6.3940E-02 2.7900E-04 -2.7197E-01 1.0139E+00 -2.1509E+00 3.0204E+00 -2.6341E+00 1.2637E+00 -2.5387E-01
S6 -8.4600E-03 -2.9500E-02 -1.6720E-02 5.3413E-01 -1.8709E+00 3.5992E+00 -3.9235E+00 2.2171E+00 -5.0357E-01
S7 9.6840E-03 -4.5800E-02 2.7208E-01 -9.6827E-01 2.1969E+00 -3.1502E+00 2.7733E+00 -1.3720E+00 2.9449E-01
S8 -9.0830E-02 7.5815E-02 -2.5627E-01 1.8383E+00 -7.3440E+00 1.7014E+01 -2.2726E+01 1.6272E+01 -4.8404E+00
S9 -3.9100E-01 5.0559E-01 -1.8943E+00 6.4922E+00 -1.4699E+01 2.2015E+01 -2.0728E+01 1.0760E+01 -2.2793E+00
S10 -1.2171E-01 -4.1811E-01 2.1518E+00 -5.5034E+00 9.7928E+00 -1.1733E+01 8.9162E+00 -3.8817E+00 7.3836E-01
S11 2.7709E-02 -9.9310E-02 4.2224E-01 -8.5033E-01 1.0106E+00 -7.5866E-01 3.5590E-01 -9.5700E-02 1.1308E-02
S12 -1.6518E-01 1.1709E-01 -2.8910E-02 -8.9500E-02 9.6302E-02 -3.1550E-02 -9.8300E-03 1.0568E-02 -2.2900E-03
S13 -3.8304E-01 1.5580E-01 -1.0646E-01 3.9396E-01 -8.4420E-01 9.5411E-01 -6.0319E-01 2.0408E-01 -2.8970E-02
S14 -6.2840E-02 1.2590E-02 5.7450E-03 -6.7800E-03 2.8160E-03 -6.5000E-04 8.7000E-05 -5.6000E-06 9.6200E-08
Table 2
Table 3 gives the effective focal length f1 to f7 of each lens in embodiment 1, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
f1(mm) -3.55 f6(mm) 2.14
f2(mm) 7.75 f7(mm) -1.87
f3(mm) 56.00 f(mm) 1.65
f4(mm) 2.94 TTL(mm) 7.70
f5(mm) -5.10 HFOV(°) 91.0
Table 3
Optical imaging lens in embodiment 1 meet：
F1/f=-2.15, wherein f is total effective focal length of optical imaging lens, and f1 is effective coke of the first lens E1 Away from；
| f/f2 |+| f/f5 |=0.54, wherein f is total effective focal length of optical imaging lens, and f2 is the second lens E2's Effective focal length, f5 are the effective focal length of the 5th lens E5；
F4/f3=0.05, wherein f4 is the effective focal length of the 4th lens E4, and f3 is the effective focal length of the third lens E3；
CT7/f7=-0.57, wherein CT7 is the 7th lens E7 in the center thickness on optical axis, and f7 is the 7th lens E7's Effective focal length；
R1/R2=2.65, wherein R1 is the radius of curvature of the object side S1 of the first lens E1, and R2 is the first lens E1's The radius of curvature of image side surface S2；
R3/R4=0.57, wherein R3 is the radius of curvature of the object side S3 of the second lens E2, and R4 is the second lens E2's The radius of curvature of image side surface S4；
R7/f=1.30, wherein R7 is the radius of curvature of the object side S7 of the 4th lens E4, and f is optical imaging lens Total effective focal length；
R14/R13=-1.21, wherein R14 is the radius of curvature of the image side surface S14 of the 7th lens E7, and R13 is the 7th saturating The radius of curvature of the object side S13 of mirror E7；
F/EPD=1.78, wherein f is total effective focal length of optical imaging lens, and EPD is the entrance pupil of optical imaging lens Diameter；
T12/ImgH=1.06, wherein T12 is the spacing distance of the first lens E1 and the second lens E2 on optical axis, ImgH is the half of effective pixel area diagonal line length on imaging surface S15；
DT11/DT12=2.03, wherein effective half bore of maximum that DT11 is the object side S1 of the first lens E1, DT12 For effective half bore of maximum of the image side surface S2 of the first lens E1；
DT72/DT71=1.70, wherein effective half bore of maximum that DT72 is the image side surface S14 of the 7th lens E7, DT71 For effective half bore of maximum of the object side S13 of the 7th lens E7；
CT6/TTL*10=1.25, wherein CT6 is the 6th lens E6 in the center thickness on optical axis, and TTL is the first lens Distance of the object side S1 of E1 to imaging surface S15 on optical axis.
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 visual fields In the case of 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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, 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 convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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.
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 2.7790E-03 -1.8000E-04 -2.5000E-05 7.9500E-06 -2.1000E-06 3.4500E-07 -3.0000E-08 1.3500E-09 -2.6000E-11
S2 -1.4670E-02 -1.6910E-02 7.2330E-02 -1.2664E-01 1.3806E-01 -9.3990E-02 3.9270E-02 -9.2200E-03 9.4200E-04
S3 2.1637E-02 -7.2840E-02 5.5389E-02 -1.5449E-01 2.2512E-01 -1.9194E-01 1.0309E-01 -2.9410E-02 2.8850E-03
S4 4.9291E-02 -1.6569E-01 3.0903E-01 -1.3293E+00 3.3180E+00 -5.0876E+00 4.9582E+00 -2.7674E+00 6.6996E-01
S5 -3.3300E-03 -9.0580E-02 5.4912E-02 -2.0358E-01 3.5136E-01 -3.1312E-01 5.4000E-01 -6.5968E-01 2.7339E-01
S6 3.1220E-03 2.5278E-02 -3.7902E-01 1.9758E+00 -6.0571E+00 1.0985E+01 -1.1394E+01 6.1882E+00 -1.3582E+00
S7 6.4420E-03 1.5714E-02 -2.1610E-02 6.4886E-01 -3.8550E+00 1.0689E+01 -1.5901E+01 1.2323E+01 -3.9268E+00
S8 -6.9810E-02 1.4968E-01 -4.8586E-01 2.4619E+00 -8.3050E+00 1.7556E+01 -2.2412E+01 1.5834E+01 -4.7684E+00
S9 -2.0842E-01 -2.7342E-01 1.6615E+00 -6.4976E+00 1.8568E+01 -3.5791E+01 4.3273E+01 -2.9600E+01 8.7083E+00
S10 -3.8700E-02 -4.6346E-01 1.8985E+00 -4.6377E+00 8.0793E+00 -9.7169E+00 7.5920E+00 -3.4471E+00 6.8752E-01
S11 -2.2740E-02 5.8464E-02 3.0093E-02 -2.0547E-01 3.0025E-01 -2.4029E-01 1.1556E-01 -3.1790E-02 3.8850E-03
S12 -1.3740E-01 5.3255E-02 1.0461E-01 -3.4350E-01 4.7373E-01 -3.9110E-01 1.8904E-01 -4.7240E-02 4.4730E-03
S13 -2.8947E-01 3.6742E-02 1.7088E-01 -3.2244E-01 3.1077E-01 -1.6724E-01 4.0954E-02 3.4300E-03 -2.6800E-03
S14 -5.0760E-02 -1.0210E-02 3.0616E-02 -2.5430E-02 1.2202E-02 -3.7700E-03 7.3000E-04 -8.0000E-05 3.7800E-06
Table 5
Table 6 gives the effective focal length f1 to f7 of each lens in embodiment 2, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
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 visual fields In the case of 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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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.
Table 8
Table 9 gives the effective focal length f1 to f7 of each lens in embodiment 3, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
f1(mm) -3.32 f6(mm) 2.14
f2(mm) 61.05 f7(mm) -1.97
f3(mm) 21.89 f(mm) 1.60
f4(mm) 2.45 TTL(mm) 7.60
f5(mm) -5.24 HFOV(°) 73.8
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 visual fields 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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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 A16 A18 A20
S1 1.9526E-03 -4.6000E-04 -3.0000E-06 1.2700E-05 -1.9000E-06 1.4800E-07 -8.8000E-09 4.3000E-10 -1.0000E-11
S2 -2.7546E-02 -5.5000E-03 6.1282E-02 -1.2133E-01 1.3874E-01 -9.6760E-02 4.0790E-02 -9.5700E-03 9.6700E-04
S3 2.3017E-02 -7.4540E-02 1.3126E-01 -4.6252E-01 8.9579E-01 -1.0381E+00 7.2798E-01 -2.8343E-01 4.7029E-02
S4 4.6887E-02 -1.2925E-01 3.1133E-02 -3.0601E-01 1.0336E+00 -1.5885E+00 1.4208E+00 -7.1636E-01 1.5712E-01
S5 8.8619E-03 -1.2739E-01 -7.3300E-02 4.0423E-01 -6.5290E-01 9.8500E-01 -1.1528E+00 6.9028E-01 -1.5030E-01
S6 2.6900E-02 -2.4700E-02 -3.8058E-01 2.2691E+00 -6.7837E+00 1.2402E+01 -1.3675E+01 8.0620E+00 -1.9160E+00
S7 1.0794E-02 -1.6400E-02 2.2530E-01 -1.2916E+00 4.3554E+00 -9.1934E+00 1.1910E+01 -8.6922E+00 2.7678E+00
S8 -9.6430E-02 1.0861E-01 3.0031E-02 2.2112E-02 -1.2554E+00 5.1920E+00 -9.6114E+00 8.6875E+00 -3.0794E+00
S9 2.9150E-03 -1.6322E+00 6.2486E+00 -1.8374E+01 4.2088E+01 -6.7975E+01 7.1113E+01 -4.3604E+01 1.2018E+01
S10 2.6093E-02 -1.0366E+00 3.2216E+00 -6.8263E+00 1.3662E+01 -2.1916E+01 2.2767E+01 -1.3142E+01 3.2003E+00
S11 1.4952E-01 -4.5168E-01 5.9041E-01 8.3714E-01 -3.8664E+00 5.5603E+00 -4.1080E+00 1.5744E+00 -2.4843E-01
S12 -1.2956E-01 9.5687E-02 -5.2560E-02 -3.8150E-02 1.7872E-02 8.5145E-02 -1.2581E-01 6.8959E-02 -1.3500E-02
S13 -3.2198E-01 1.8804E-01 -4.2323E-01 1.2056E+00 -2.3631E+00 2.8923E+00 -2.0996E+00 8.3162E-01 -1.3799E-01
S14 -7.0883E-02 2.5429E-02 -4.2900E-03 -2.7100E-03 2.0690E-03 -6.9000E-04 1.3100E-04 -1.4000E-05 6.5500E-07
Table 11
Table 12 give the effective focal length f1 to f7 of each lens in embodiment 4, optical imaging lens total effective focal length f, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of first lens E1 on optical axis.
f1(mm) -3.34 f6(mm) 2.52
f2(mm) 45.44 f7(mm) -1.74
f3(mm) 272.93 f(mm) 1.56
f4(mm) 2.35 TTL(mm) 7.46
f5(mm) 129.82 HFOV(°) 72.5
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 visual fields In the case of 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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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 A16 A18 A20
S1 1.8036E-03 -5.7300E-04 3.4000E-05 1.1200E-05 -2.6000E-06 2.6700E-07 -1.5000E-08 4.7500E-10 -6.4000E-12
S2 -2.4582E-02 -2.2918E-02 1.0535E-01 -1.9410E-01 2.0883E-01 -1.3757E-01 5.4942E-02 -1.2260E-02 1.1830E-03
S3 6.0986E-02 -4.9779E-01 2.1328E+00 -5.9828E+00 1.0422E+01 -1.1454E+01 7.7344E+00 -2.9269E+00 4.7508E-01
S4 3.2160E-02 -6.4926E-02 -2.6978E-01 9.5226E-01 -2.5075E+00 4.2570E+00 -4.1017E+00 2.0651E+00 -4.2097E-01
S5 1.2551E-02 8.7477E-02 -1.7392E+00 8.2555E+00 -2.3577E+01 4.1551E+01 -4.3868E+01 2.5316E+01 -6.1371E+00
S6 -1.3508E-02 1.1294E-01 -4.0568E-01 8.9192E-01 8.8039E-01 -1.0832E+01 2.6863E+01 -2.9698E+01 1.2621E+01
S7 9.0710E-03 9.4223E-02 -4.5027E-01 1.3592E+00 -2.5098E+00 2.2432E+00 -2.2223E-01 -1.0831E+00 6.0138E-01
S8 -4.1282E-02 -2.5895E-01 3.0436E+00 -1.7147E+01 5.9371E+01 -1.2710E+02 1.6337E+02 -1.1495E+02 3.3855E+01
S9 -3.1274E-01 -4.9257E-01 3.1661E+00 -1.2403E+01 3.8472E+01 -7.9531E+01 9.8985E+01 -6.7369E+01 1.9420E+01
S10 1.4741E-01 -2.5341E+00 1.0875E+01 -2.8527E+01 5.1748E+01 -6.3729E+01 5.0356E+01 -2.2903E+01 4.5366E+00
S11 3.9288E-01 -2.2978E+00 8.1901E+00 -1.8772E+01 2.8422E+01 -2.8351E+01 1.7930E+01 -6.5165E+00 1.0364E+00
S12 -1.3044E-01 2.0703E-01 -6.4464E-01 1.4913E+00 -2.3176E+00 2.2611E+00 -1.3037E+00 4.0297E-01 -5.1340E-02
S13 -3.0974E-01 2.3228E-01 -8.0791E-01 2.2816E+00 -4.0940E+00 4.6792E+00 -3.2748E+00 1.2781E+00 -2.1229E-01
S14 -4.7662E-02 2.0901E-03 1.3822E-02 -1.2750E-02 6.1280E-03 -1.7700E-03 3.0600E-04 -2.9000E-05 1.1100E-06
Table 14
Table 15 give the effective focal length f1 to f7 of each lens in embodiment 5, optical imaging lens total effective focal length f, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of first lens E1 on optical axis.
f1(mm) -3.00 f6(mm) 2.32
f2(mm) -16.66 f7(mm) -1.87
f3(mm) 9.40 f(mm) 1.34
f4(mm) 2.32 TTL(mm) 7.44
f5(mm) -26.83 HFOV(°) 75.0
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 in the case of visual field.Figure 10 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 5, indicates Light is via the deviation at the different image heights after camera lens on imaging surface.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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.The Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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.
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 2.7850E-03 -8.8000E-04 6.6400E-05 2.0800E-05 -6.6000E-06 8.7300E-07 -6.3000E-08 2.4300E-09 -4.0000E-11
S2 -1.9280E-02 -1.9370E-02 1.1551E-01 -2.4966E-01 2.9501E-01 -2.0452E-01 8.3329E-02 -1.8530E-02 1.7500E-03
S3 2.2800E-02 -7.5990E-02 1.0792E-01 -3.1177E-01 5.1276E-01 -5.3722E-01 3.6923E-01 -1.4748E-01 2.5302E-02
S4 5.1628E-02 -2.2943E-01 5.5504E-01 -1.9774E+00 4.3400E+00 -5.6424E+00 4.4403E+00 -1.9720E+00 3.7947E-01
S5 -2.6330E-02 -9.4580E-02 2.4488E-01 -5.9725E-01 2.6555E-01 2.0971E+00 -4.4759E+00 3.5044E+00 -9.8615E-01
S6 -2.3900E-03 -8.2820E-02 1.0275E+00 -5.1996E+00 1.5655E+01 -3.0243E+01 3.6946E+01 -2.6307E+01 8.3139E+00
S7 -1.0830E-02 3.4720E-02 -2.6017E-01 2.9131E+00 -1.5573E+01 4.4057E+01 -6.9414E+01 5.7506E+01 -1.9395E+01
S8 -1.9994E-01 3.2719E-01 -1.2785E+00 8.2214E+00 -3.2459E+01 7.7214E+01 -1.0528E+02 7.3150E+01 -1.8126E+01
S9 1.2528E-01 -2.3624E+00 4.3364E+00 1.0812E+01 -9.8590E+01 3.0958E+02 -5.2008E+02 4.5704E+02 -1.6376E+02
S10 1.8756E-01 -2.4988E+00 9.8351E+00 -2.4602E+01 4.2637E+01 -4.8038E+01 3.0216E+01 -6.6921E+00 -1.1049E+00
S11 3.4548E-01 -1.9687E+00 7.5957E+00 -1.7993E+01 2.6612E+01 -2.4738E+01 1.3930E+01 -4.2708E+00 5.2875E-01
S12 -2.0865E-01 3.9843E-01 -1.1518E+00 2.6859E+00 -4.2841E+00 4.2777E+00 -2.5070E+00 7.8331E-01 -1.0049E-01
S13 -3.4200E-01 2.4983E-01 -4.1933E-01 4.0597E-01 4.3858E-02 -6.8032E-01 8.3588E-01 -4.1505E-01 7.2618E-02
S14 -8.3900E-02 3.9773E-02 -1.8270E-02 4.7480E-03 2.6200E-04 -7.5000E-04 2.7400E-04 -4.6000E-05 3.0700E-06
Table 17
Table 18 provides the effective focal length f1 to f7 of each lens in embodiment 6, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
f1(mm) -2.73 f6(mm) 2.23
f2(mm) 24.58 f7(mm) -2.02
f3(mm) 71.93 f(mm) 1.34
f4(mm) 2.92 TTL(mm) 7.45
f5(mm) 12.33 HFOV(°) 78.0
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 in the case of visual field.Figure 12 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 6, indicates Light is via the deviation at the different image heights after camera lens on imaging surface.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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have 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 concave surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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.
Table 20
Table 21 provides the effective focal length f1 to f7 of each lens in embodiment 7, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
f1(mm) -3.15 f6(mm) -24.07
f2(mm) 37.55 f7(mm) -5.66
f3(mm) 139.17 f(mm) 1.53
f4(mm) 2.18 TTL(mm) 7.92
f5(mm) 8.37 HFOV(°) 82.5
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 in the case of visual field.Figure 14 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 7, indicates Light is via the deviation at the different image heights after camera lens on imaging surface.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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have 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 concave surface, and image side surface S12 is concave surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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 A14 A16 A18 A20
S1 1.7083E-03 7.5100E-04 -9.0000E-04 3.1300E-04 -6.0000E-05 7.0600E-06 -5.1000E-07 2.0300E-08 -3.5000E-10
S2 2.9549E-02 -2.1529E-01 5.5348E-01 -8.2521E-01 7.6953E-01 -4.5266E-01 1.6309E-01 -3.2840E-02 2.8340E-03
S3 1.9497E-02 -5.7620E-02 -2.2020E-02 1.8263E-01 -5.2655E-01 7.4044E-01 -5.5889E-01 2.2345E-01 -3.7500E-02
S4 6.0513E-02 -3.2968E-01 1.1149E+00 -3.4592E+00 6.6269E+00 -7.7646E+00 5.5338E+00 -2.2087E+00 3.7776E-01
S5 -3.3314E-02 7.4802E-02 -1.0062E+00 4.3992E+00 -1.1920E+01 2.0774E+01 -2.2381E+01 1.3482E+01 -3.5109E+00
S6 3.6705E-02 -6.9220E-02 3.6284E-01 -1.8814E+00 6.3218E+00 -1.2956E+01 1.6047E+01 -1.1359E+01 3.4778E+00
S7 9.8757E-03 2.2867E-01 -2.0977E+00 9.7045E+00 -2.7409E+01 4.8319E+01 -5.1810E+01 3.0922E+01 -7.8805E+00
S8 -5.7626E-02 -4.6265E-01 4.7647E+00 -2.2972E+01 6.8116E+01 -1.2496E+02 1.3780E+02 -8.3284E+01 2.1078E+01
S9 -1.1453E-01 -4.1878E-01 -3.8684E+00 3.0202E+01 -9.9828E+01 1.9720E+02 -2.3661E+02 1.5775E+02 -4.4597E+01
S10 4.3778E-01 -1.7885E+00 -3.0019E+00 2.9196E+01 -7.6800E+01 1.1030E+02 -9.3328E+01 4.3667E+01 -8.7064E+00
S11 7.0628E-01 -5.3290E-01 -1.1851E+01 6.2579E+01 -1.6084E+02 2.4889E+02 -2.3823E+02 1.3136E+02 -3.2248E+01
S12 -9.4990E-01 1.4064E+00 -1.6935E+00 1.5283E+00 -8.7766E-01 1.2351E-01 1.9240E-01 -1.1668E-01 1.8812E-02
S13 -8.7664E-01 6.4856E-01 3.8527E-01 -2.1645E+00 3.7958E+00 -3.9225E+00 2.4704E+00 -8.6799E-01 1.2963E-01
S14 -7.0714E-03 -6.0620E-02 8.7286E-02 -6.7700E-02 3.2428E-02 -9.8900E-03 1.8700E-03 -2.0000E-04 9.3300E-06
Table 23
Table 24 provides the effective focal length f1 to f7 of each lens in embodiment 8, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
f1(mm) -3.00 f6(mm) -20.25
f2(mm) 33.68 f7(mm) -6.18
f3(mm) 143.95 f(mm) 1.49
f4(mm) 2.19 TTL(mm) 7.95
f5(mm) 8.95 HFOV(°) 77.5
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 in the case of visual field.Figure 16 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 8, indicates Light is via the deviation at the different image heights after camera lens on imaging surface.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 includes：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 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 A12 A14 A16 A18 A20
S1 3.7129E-03 -2.2400E-03 7.5800E-04 -1.7000E-04 2.7700E-05 -2.9000E-06 1.8200E-07 -6.5000E-09 9.7900E-11
S2 5.3639E-02 -2.5949E-01 6.2965E-01 -9.1136E-01 8.2728E-01 -4.7336E-01 1.6633E-01 -3.2850E-02 2.8040E-03
S3 2.5635E-02 -6.4250E-02 5.8672E-02 -1.7449E-01 2.5176E-01 -2.0821E-01 1.0631E-01 -3.0310E-02 3.5880E-03
S4 5.3707E-02 -2.5816E-01 7.1843E-01 -2.5197E+00 5.1991E+00 -6.2776E+00 4.5132E+00 -1.7997E+00 3.0673E-01
S5 -2.6949E-02 3.0459E-01 -3.7314E+00 1.8968E+01 -5.7347E+01 1.0708E+02 -1.2060E+02 7.4768E+01 -1.9524E+01
S6 6.7291E-02 -1.1418E+00 1.0621E+01 -5.8035E+01 2.0037E+02 -4.3903E+02 5.9064E+02 -4.4564E+02 1.4450E+02
S7 -1.7931E-02 4.7736E-01 -4.4685E+00 2.5331E+01 -8.8380E+01 1.9045E+02 -2.4666E+02 1.7548E+02 -5.2552E+01
S8 -6.3702E-02 -5.8986E-01 7.7603E+00 -4.6967E+01 1.7225E+02 -3.9042E+02 5.3299E+02 -4.0083E+02 1.2723E+02
S9 8.7236E-02 -2.2782E+00 7.4007E+00 -1.2531E+01 2.0552E-01 4.9094E+01 -1.0375E+02 9.3084E+01 -3.1737E+01
S10 1.0895E-01 -1.5934E+00 5.6762E+00 -1.4309E+01 2.9123E+01 -4.3494E+01 4.2330E+01 -2.3445E+01 5.5672E+00
S11 2.2747E-01 -8.9852E-01 1.9413E+00 -1.6285E+00 -1.4021E+00 4.6061E+00 -4.5159E+00 2.0869E+00 -3.8514E-01
S12 -5.2546E-02 -1.5721E-01 6.5082E-01 -1.4134E+00 2.0044E+00 -1.9627E+00 1.2054E+00 -4.0253E-01 5.5092E-02
S13 -3.1975E-01 3.4890E-01 -2.5106E+00 8.8878E+00 -1.7421E+01 2.0415E+01 -1.4378E+01 5.6564E+00 -9.5630E-01
S14 2.9333E-02 -2.1008E-01 2.5502E-01 -1.8088E-01 8.2984E-02 -2.4940E-02 4.7320E-03 -5.1000E-04 2.4400E-05
Table 26
Table 27 provides the effective focal length f1 to f7 of each lens in embodiment 9, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
f1(mm) -3.92 f6(mm) 2.11
f2(mm) -29.79 f7(mm) -1.77
f3(mm) 17.86 f(mm) 1.30
f4(mm) 2.17 TTL(mm) 7.06
f5(mm) -24.26 HFOV(°) 83.9
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 in the case of visual field.Figure 18 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 9, indicates Light is via the deviation at the different image heights after camera lens on imaging surface.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.
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：First lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, the 7th Lens E7 and imaging surface S15.
First lens E1 has negative power, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is Convex surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has positive light coke, Its object side S11 is convex surface, and image side surface S12 is convex surface.7th lens E7 has negative power, and object side S13 is concave surface, as Side S14 is concave surface.Light from object sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Optionally, diaphragm (not shown) can be set between the third lens E3 and the 4th lens E4, to promote camera lens Image quality.
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 of the first lens E1 into 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.
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 4.8663E-03 -2.5990E-03 8.0600E-04 -1.8000E-04 2.6300E-05 -2.2000E-06 9.0600E-08 -1.8000E-10 -7.1000E-11
S2 2.4408E-02 -6.9751E-02 1.7461E-01 -2.6331E-01 2.5175E-01 -1.5245E-01 5.7015E-02 -1.2040E-02 1.1050E-03
S3 2.5256E-02 -6.1275E-02 5.4969E-02 -1.5734E-01 2.2143E-01 -1.7631E-01 8.4648E-02 -2.1690E-02 2.0910E-03
S4 4.9674E-02 -1.5790E-01 7.3408E-02 -5.1474E-01 1.3194E+00 -1.5131E+00 9.4801E-01 -3.2172E-01 4.6521E-02
S5 2.2560E-02 -2.3629E-01 -1.4799E-01 3.0055E+00 -1.2486E+01 2.8217E+01 -3.6263E+01 2.4618E+01 -6.8378E+00
S6 -1.5587E-02 1.4790E-01 -7.9501E-01 5.9589E+00 -2.7352E+01 7.6057E+01 -1.2384E+02 1.0475E+02 -3.4715E+01
S7 -2.3179E-02 4.5746E-01 -5.0150E+00 3.3935E+01 -1.3789E+02 3.3440E+02 -4.6739E+02 3.4502E+02 -1.0385E+02
S8 -1.9847E-01 5.8818E-02 4.4557E+00 -4.0839E+01 2.1099E+02 -6.5622E+02 1.2069E+03 -1.1967E+03 4.8935E+02
S9 3.5081E-01 -5.6067E+00 2.9944E+01 -1.1489E+02 3.1435E+02 -5.8600E+02 6.9387E+02 -4.6423E+02 1.3263E+02
S10 2.1966E-01 -2.3862E+00 7.5991E+00 -1.1645E+01 5.6029E+00 8.4822E+00 -1.4413E+01 8.0494E+00 -1.5482E+00
S11 3.9401E-01 -1.5029E+00 2.0171E+00 7.8219E+00 -4.1934E+01 8.7046E+01 -9.6661E+01 5.6631E+01 -1.3777E+01
S12 -3.7375E-02 -1.2478E-01 5.0672E-01 -1.3077E+00 1.9151E+00 -1.7288E+00 9.4938E-01 -2.8703E-01 3.6284E-02
S13 -4.4029E-01 2.1477E-01 -8.5826E-01 3.2973E+00 -7.2554E+00 9.3602E+00 -6.9490E+00 2.7914E+00 -4.7772E-01
S14 -1.4668E-01 9.1214E-02 -4.0780E-02 4.2390E-03 7.5700E-03 -5.7800E-03 2.0010E-03 -3.5000E-04 2.4600E-05
Table 29
Table 30 provides the effective focal length f1 to f7 of each lens in embodiment 10, total effective focal length f of optical imaging lens, Distance TTL and maximum angle of half field-of view HFOV of the object side S1 to imaging surface S15 of one lens E1 on optical axis.
f1(mm) -3.92 f6(mm) 1.88
f2(mm) -19.25 f7(mm) -1.36
f3(mm) 15.00 f(mm) 1.20
f4(mm) 2.18 TTL(mm) 6.68
f5(mm) 362.90 HFOV(°) 77.5
Table 30
Figure 20 A shows chromatic curve on the axis of the optical imaging lens of embodiment 10, indicates the light of different wave length Deviate via the converging focal point after camera lens.Figure 20 B shows the astigmatism curve of the optical imaging lens of embodiment 10, indicates son Noon curvature of the image and sagittal image surface bending.Figure 20 C shows the distortion curve of the optical imaging lens of embodiment 10, indicates not With the distortion sizes values in the case of visual field.Figure 20 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 10, table Show light via the deviation at 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 be realized good image quality.
To sum up, embodiment 1 to embodiment 10 meets relationship shown in table 31 respectively.
Conditional/embodiment 1 2 3 4 5 6 7 8 9 10
f1/f -2.15 -2.13 -2.08 -2.14 -2.24 -2.04 -2.06 -2.01 -3.02 -3.27
|f/f2|+|f/f5| 0.54 0.30 0.33 0.05 0.13 0.16 0.22 0.21 0.10 0.07
f4/f3 0.05 0.18 0.11 0.01 0.25 0.04 0.02 0.02 0.12 0.15
CT7/f7 -0.57 -0.62 -0.61 -0.67 -0.62 -0.57 -0.22 -0.20 -0.54 -0.57
R1/R2 2.65 2.39 2.57 2.38 2.53 2.68 2.46 2.54 2.18 2.18
R3/R4 0.57 1.13 0.96 0.91 1.41 0.88 0.94 0.93 1.24 1.40
R7/f 1.30 1.39 1.38 1.26 1.66 1.14 1.29 1.31 1.50 1.59
R14/R13 -1.21 -1.89 -1.89 -1.85 -1.67 -2.09 -0.08 -0.01 -1.94 -1.39
HFOV(°) 91.0 89.8 73.8 72.5 75.0 78.0 82.5 77.5 83.9 77.5
f/EPD 1.78 1.85 1.85 1.85 1.84 1.83 1.86 1.86 1.85 1.85
T12/ImgH 1.06 0.97 1.04 1.07 1.10 1.04 1.03 1.04 1.03 1.14
DT11/DT12 2.03 2.09 2.07 2.08 2.21 2.19 2.01 2.02 2.15 1.92
DT72/DT71 1.70 1.70 1.69 1.63 1.65 1.69 1.66 1.63 1.84 1.82
CT6/TTL*10 1.25 1.21 1.21 1.08 0.96 1.10 1.58 1.57 1.09 0.98
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, 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 (15)

1. optical imaging lens sequentially include 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,
First lens have negative power, and object side is convex surface, and image side surface is concave surface；
Second lens have focal power；
The third lens have positive light coke；
4th lens have positive light coke；
5th lens have focal power；
6th lens have focal power；
7th lens have negative power, and object side and image side surface are concave surface；And
The effective focal length f1 of first lens and total effective focal length f of the optical imaging lens meet -3.5 < f1/f < - 2。
2. 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 f5 of the effective focal length f2 of second lens and the 5th lens meets | f/f2 |+| f/f5 | < 0.6.
3. optical imaging lens according to claim 1, which is characterized in that the effective focal length f4 of the 4th lens and institute The effective focal length f3 for stating the third lens meets 0 < f4/f3 < 0.5.
4. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of first lens half The radius of curvature R 2 of the image side surface of diameter R1 and first lens meets 2 < R1/R2 < 3.
5. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of second lens half The radius of curvature R 4 of the image side surface of diameter R3 and second lens meets 0.5 < R3/R4 < 1.5.
6. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 4th lens half Total effective focal length f of diameter R7 and the optical imaging lens meets 1 < R7/f < 1.8.
7. optical imaging lens according to claim 1, which is characterized in that the curvature of the image side surface of the 7th lens half The radius of curvature R 13 of the object side of diameter R14 and the 7th lens meets -2.1 < R14/R13 < 0.
8. optical imaging lens according to claim 1, which is characterized in that first lens and second lens exist The half of spacing distance T12 and effective pixel area diagonal line length on the imaging surface of the optical imaging lens on the optical axis ImgH meets 0.7 < T12/ImgH < 1.2.
9. optical imaging lens according to claim 1, which is characterized in that the 6th lens are on the optical axis The imaging surface of heart thickness CT6 and the object side of first lens to the optical imaging lens on the optical axis at a distance from TTL meets 0.7 < CT6/TTL*10 < 1.7.
10. optical imaging lens according to claim 1, which is characterized in that the 7th lens are on the optical axis The effective focal length f7 of center thickness CT7 and the 7th lens meets -0.8 < CT7/f7 < 0.
11. optical imaging lens according to claim 1, which is characterized in that the maximum of the object side of first lens The effective half bore DT12 of maximum of the image side surface of effective half bore DT11 and first lens meets 1.8 < DT11/DT12 < 2.3。
12. optical imaging lens according to claim 1, which is characterized in that the maximum of the image side surface of the 7th lens The effective half bore DT71 of maximum of the object side of effective half bore DT72 and the 7th lens meets 1.5 < DT72/DT71 < 2。
13. optical imaging lens according to any one of claim 1 to 12, which is characterized in that the optical imaging lens The maximum angle of half field-of view HFOV of head meets 72 ° of 92 ° of < HFOV <.
14. optical imaging lens according to any one of claim 1 to 12, which is characterized in that the optical imaging lens Total effective focal length f of head and the Entry pupil diameters EPD of the optical imaging lens meet f/EPD < 2.0.
15. optical imaging lens sequentially include 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,
First lens have negative power, and object side is convex surface, and image side surface is concave surface；
Second lens have focal power；
The third lens have positive light coke；
4th lens have positive light coke；
5th lens have focal power；
6th lens have focal power；
7th lens have negative power, and object side and image side surface are concave surface；And
The maximum of the object side of the effective half bore DT72 of maximum and the 7th lens of the image side surface of 7th lens is effectively Half bore DT71 meets 1.5 < DT72/DT71 < 2.
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