CN109116520A - Optical imaging lens - Google Patents

Optical imaging lens Download PDF

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Publication number
CN109116520A
CN109116520A CN201811230489.6A CN201811230489A CN109116520A CN 109116520 A CN109116520 A CN 109116520A CN 201811230489 A CN201811230489 A CN 201811230489A CN 109116520 A CN109116520 A CN 109116520A
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CN
China
Prior art keywords
lens
optical imaging
object side
image side
imaging lens
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Granted
Application number
CN201811230489.6A
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Chinese (zh)
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CN109116520B (en
Inventor
丁玲
闻人建科
贺凌波
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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 CN201811230489.6A priority Critical patent/CN109116520B/en
Priority to CN202311805235.3A priority patent/CN117706735A/en
Publication of CN109116520A publication Critical patent/CN109116520A/en
Application granted granted Critical
Publication of CN109116520B publication Critical patent/CN109116520B/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
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration

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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: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens with focal power by object side to image side along optical axis.Wherein, the first lens have positive light coke, and object side is convex surface, and image side surface is concave surface；The third lens have negative power, and image side surface is concave surface；And the 6th lens have negative power.Total effective focal length f of distance TTL and optical imaging lens of the imaging surface on optical axis of the object side of first lens to optical imaging lens meets TTL/f < 1.0.

Description

Optical imaging lens
Technical field
This application involves a kind of optical imaging lens, and in particular, to a kind of optical imaging lens including eight lens.
Background technique
In recent years, with the quick update of such as portable electronic devices such as smart phone, tablet computer, to mating The imaging lens used propose increasingly higher demands.In addition to requiring imaging lens to have high-resolution, big image planes, large aperture Etc. characteristics, also require imaging lens can to distant view have excellent image quality.However, how to realize imaging lens focal length Away from, high-resolution, high imaging quality while take into account miniaturization, imaging lens are suitable for increasingly lightening portable Formula electronic equipment is current lens design field urgent problem to be solved.
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, for example, telephoto lens.
On the one hand, this application provides such a optical imaging lens, the camera lens along optical axis by object side to image side according to Sequence includes: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th with focal power Lens and the 8th lens.Wherein, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be concave surface；The Three lens can have negative power, and image side surface can be concave surface；And the 6th lens can have negative power.Wherein, first thoroughly The object side of mirror to optical imaging lens distance TTL and optical imaging lens of the imaging surface on optical axis total effective focal length f TTL/f < 1.0 can be met.
In one embodiment, the combination of total the effective focal length f and the first lens and the second lens of optical imaging lens Focal length f12 can meet 2 < f/f12 < 2.5.
In one embodiment, the effective focal length f3 of the third lens and the effective focal length f6 of the 6th lens can meet 0.7 < f3/f6 < 1.2.
In one embodiment, total effective focal length f of optical imaging lens, the object side of the first lens radius of curvature R1, the radius of curvature R 2 of the image side surface of the first lens, the second lens object side radius of curvature R 3 and the second lens image side The radius of curvature R 4 in face can meet 1.5 < f/ (R1+R2+R3+R4) < 2.0.
In one embodiment, the radius of curvature R 5, the curvature of the image side surface of the third lens of the object side of the third lens Total effective focal length f of radius R6 and optical imaging lens can meet 0.9 < | R5+R6 |/f < 1.4.
In one embodiment, the song of the object side of the radius of curvature R 12 and the 7th lens of the image side surface of the 6th lens Rate radius R13 can meet 0 < R12/R13 < 0.5.
In one embodiment, center thickness CT1, fourth lens center on optical axis of first lens on optical axis The object side of the center thickness CT5 and the first lens of thickness CT4, the 5th lens on optical axis to optical imaging lens imaging surface Distance TTL on optical axis can meet 1.8 < (CT1+CT4+CT5) × 10/TTL < 2.3.
In one embodiment, on the imaging surface of optical imaging lens effective pixel area diagonal line length half Between ImgH, the third lens and the 4th lens spacing distance T34 and the 5th lens on optical axis and the 6th lens are on optical axis Gauge can meet 1.6 < ImgH/ (T34+T56) < 2.1 from T56.
In one embodiment, center thickness CT7, seventh lens and eightth lens of the 7th lens on optical axis are in light The center thickness CT8 of spacing distance T78 and the 8th lens on optical axis on axis meets 0.6 < CT7/ (T78+CT8) < 1.6.
In one embodiment, the object side of the maximum effective half bore DT11 and the third lens of the object side of the first lens The effective half bore DT31 of maximum in face can meet 1.2 < DT11/DT31 < 1.7.
In one embodiment, the image side of the maximum effective half bore DT82 and the third lens of the image side surface of the 8th lens The effective half bore DT32 of maximum in face can meet 2.3 < DT82/DT32 < 3.3.
In one embodiment, the half semi-FOV at the maximum field of view angle of optical imaging lens can meet 20 ° of < 25 ° of semi-FOV <.
On the other hand, this application provides such a optical imaging lens, and the camera lens is along optical axis by object side to image side It sequentially include: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, with focal power Seven lens and the 8th lens.Wherein, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be concave surface； The third lens can have negative power, and image side surface can be concave surface；And the 6th lens can have negative power.Wherein, optics The half ImgH of effective pixel area diagonal line length, the third lens and the 4th lens are on optical axis on the imaging surface of imaging lens The spacing distance T56 of spacing distance T34 and the 5th lens and the 6th lens on optical axis can meet 1.6 < ImgH/ (T34+T56) < 2.1.
In another aspect, the camera lens is along optical axis by object side to image side this application provides such a optical imaging lens It sequentially include: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, with focal power Seven lens and the 8th lens.Wherein, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be concave surface； The third lens can have negative power, and image side surface can be concave surface；And the 6th lens can have negative power.Wherein, optics The half semi-FOV at the maximum field of view angle of imaging lens can meet 20 ° of 25 ° of < semi-FOV <.
In another aspect, the camera lens is along optical axis by object side to image side this application provides such a optical imaging lens It sequentially include: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, with focal power Seven lens and the 8th lens.Wherein, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be concave surface； The third lens can have negative power, and image side surface can be concave surface；And the 6th lens can have negative power.Wherein, optics Total effective focal length f of imaging lens, the radius of curvature R 1 of the object side of the first lens, the first lens image side surface radius of curvature The radius of curvature R 4 of the image side surface of the radius of curvature R 3 and the second lens of the object side of R2, the second lens can meet 1.5 < f/ (R1 + R2+R3+R4) < 2.0.
In another aspect, the camera lens is along optical axis by object side to image side this application provides such a optical imaging lens It sequentially include: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, with focal power Seven lens and the 8th lens.Wherein, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be concave surface； The third lens can have negative power, and image side surface can be concave surface；And the 6th lens can have negative power.Wherein, optics The combined focal length f12 of total effective focal length f of imaging lens and the first lens and the second lens can meet 2 < f/f12 < 2.5.
In another aspect, the camera lens is along optical axis by object side to image side this application provides such a optical imaging lens It sequentially include: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, with focal power Seven lens and the 8th lens.Wherein, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be concave surface； The third lens can have negative power, and image side surface can be concave surface；And the 6th lens can have negative power.Wherein, the 6th The radius of curvature R 13 of the object side of the radius of curvature R 12 and the 7th lens of the image side surface of lens can meet 0 < R12/R13 < 0.5。
In another aspect, the camera lens is along optical axis by object side to image side this application provides such a optical imaging lens It sequentially include: the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, with focal power Seven lens and the 8th lens.Wherein, the first lens can have positive light coke, and object side can be convex surface, and image side surface can be concave surface； The third lens can have negative power, and image side surface can be concave surface；And the 6th lens can have negative power.Wherein, first The effective half bore DT31 of maximum of the object side of the effective half bore DT11 of maximum and the third lens of the object side of lens can meet 1.2 < DT11/DT31 < 1.7.
The application use eight lens, by each power of lens of reasonable distribution, face type, each lens center thickness And spacing etc. on the axis between each lens, so that above-mentioned optical imaging lens have long-focus, miniaturization, high imaging quality etc. At least one beneficial effect.
Detailed description of the invention
In conjunction with attached drawing, by the detailed description of following non-limiting embodiment, other features of the application, purpose and excellent Point will be apparent.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 1；
Fig. 2A to Fig. 2 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 1, astigmatism curve, distortion Curve and ratio chromatism, curve；
Fig. 3 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 2, astigmatism curve, distortion Curve and ratio chromatism, curve；
Fig. 5 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 3, astigmatism curve, distortion Curve and ratio chromatism, curve；
Fig. 7 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 4, astigmatism curve, distortion Curve and ratio chromatism, curve；
Fig. 9 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 5, astigmatism curve, abnormal Varied curve and ratio chromatism, curve；
Figure 11 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 6, astigmatism curve, abnormal Varied curve and ratio chromatism, curve；
Figure 13 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 7, astigmatism curve, abnormal Varied curve and ratio chromatism, curve；
Figure 15 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 8, astigmatism curve, abnormal Varied curve and ratio chromatism, curve；
Figure 17 shows the structural schematic diagrams according to the optical imaging lens of the embodiment of the present application 9；
Figure 18 A to Figure 18 D respectively illustrates chromatic curve on the axis of the optical imaging lens of embodiment 9, astigmatism curve, abnormal Varied curve and ratio chromatism, curve；
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；
Figure 21 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 11；
Figure 22 A to Figure 22 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 11, astigmatism curve, Distortion curve and ratio chromatism, curve；
Figure 23 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 12；
Figure 24 A to Figure 24 D respectively illustrate chromatic curve on the axis of the optical imaging lens of embodiment 12, 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 this thoroughly near the surface of subject The object side of mirror, each lens are known as the image side surface of the lens near the surface of imaging surface.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory It indicates there is stated feature, element and/or component when using in bright book, but does not preclude the presence or addition of one or more Other feature, component, assembly unit and/or their combination.In addition, ought the statement of such as at least one of " ... " appear in institute When after the list of column feature, entire listed feature is modified, rather than modifies the individual component in list.In addition, when describing this When the embodiment of application, " one or more embodiments of the application " are indicated using "available".Also, term " illustrative " It is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein all have with The application one skilled in the art's is generally understood identical meaning.It will also be appreciated that term (such as in everyday words Term defined in allusion quotation) it should be interpreted as having and their consistent meanings of meaning in the context of the relevant technologies, and It will not be explained with idealization or excessively formal sense, unless clear herein so limit.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The feature of the application, principle and other aspects are described in detail below.
Optical imaging lens according to the application illustrative embodiments may include such as eight lens with focal power, That is, the first lens, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens. This eight lens, by object side to image side sequential, and can have airspace along optical axis between each adjacent lens.
In the exemplary embodiment, the first lens can have positive light coke, 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 negative power, and image side surface can be concave surface； 4th lens have positive light coke or negative power；5th lens have positive light coke or negative power；6th lens can have Negative power；7th lens have positive light coke or negative power；And the 8th lens have positive light coke or negative power.It closes Manage the focal power of distribution system, can effectively correction system spherical aberration and color difference, moreover it is possible to avoid focal power concentrations in list A eyeglass reduces the sensibility of eyeglass, provides looser tolerance conditions for actual processing and packaging technology.
In the exemplary embodiment, the second lens can have positive light coke, and object side can be convex surface, and image side surface can be Convex surface.
In the exemplary embodiment, the object side of the third lens can be concave surface.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional TTL/f < 1.0, wherein TTL is the object side of the first lens to distance of the imaging surface on optical axis of optical imaging lens, and f is the total of optical imaging lens Effective focal length.More specifically, TTL and f can further meet 0.87≤TTL/f≤0.93.Meet TTL/f < 1.0, can keep There is longer focal length, there can be good imaging effect in vista shot while camera lens minimizes.
In the exemplary embodiment, the optical imaging lens of the application can meet 20 ° of < semi-FOV < of conditional 25 °, wherein semi-FOV is the half at the maximum field of view angle of optical imaging lens.More specifically, semi-FOV can further expire 21.1 °≤semi-FOV≤22.0 ° of foot.The field angle of reasonable control system can guarantee that peripheral field has in vista shot There are higher resolution ratio and higher relative luminance.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.7 < f3/f6 < 1.2 of conditional, In, f3 is the effective focal length of the third lens, and f6 is the effective focal length of the 6th lens.More specifically, f3 and f6 can further meet 0.8≤f3/f6≤1.0, for example, 0.81≤f3/f6≤0.94.Reasonable distribution the third lens and the 6th power of lens, can Astigmatism caused by the two eyeglasses and chromatic longitudiinal aberration are effectively balanced, while it is inclined between the two eyeglasses to slow down light Folding, and then reduce the effective aperture of the 4th lens and the 5th lens.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.5 < f/ (R1+R2+R3+ of conditional R4) 2.0 <, wherein f is total effective focal length of optical imaging lens, and 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 first lens, R3 are the radius of curvature of the object side of the second lens, and R4 is the image side of the second lens The radius of curvature in face.More specifically, f, R1, R2, R3 and R4 can further meet 1.53≤f/ (R1+R2+R3+R4)≤1.81. By controlling the radius of curvature of the first lens and the second lens, reduce light in the incidence angle and the angle of emergence of the two eyeglasses, drop The sensibility of low eyeglass, while can effectively balance higher order coma caused by the two eyeglasses.
In the exemplary embodiment, the optical imaging lens of the application can meet 2 < f/f12 < 2.5 of conditional, In, f is total effective focal length of optical imaging lens, and f12 is the combined focal length of the first lens and the second lens.More specifically, f and F12 can further meet 2.18≤f/f12≤2.30.The combination of reasonable control system total focal length and the first lens and the second lens The ratio of focal length, can be to avoid concentrations of the focal power on the two eyeglasses, while can also produce to avoid the two eyeglasses Raw biggish spherical aberration and color difference.
In the exemplary embodiment, the optical imaging lens of the application can meet 0 < R12/R13 < 0.5 of conditional, In, R12 is the radius of curvature of the image side surface of the 6th lens, and R13 is the radius of curvature of the object side of the 7th lens.More specifically, R12 and R13 can further meet 0.15≤R12/R13≤0.42.By by the 6th lens image side surface and the 7th lens object side Radius of curvature Ratio control in the reasonable scope so that light from the 6th lens image side surface to the 7th lens object side deviation It is smoother, while coma, astigmatism and the curvature of field of the two eyeglasses generation can be effectively reduced.Optionally, the image side of the 6th lens Face can be concave surface, and the object side of the 7th lens can be convex surface.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.9 < of conditional | R5+R6 |/f < 1.4, wherein R5 is the radius of curvature of the object side of the third lens, and R6 is the radius of curvature of the image side surface of the third lens, and f is light Learn total effective focal length of imaging lens.More specifically, R5, R6 and f can further meet 1.07≤| R5+R6 |/f≤1.14.It closes The radius of curvature of reason distribution the third lens object side and image side surface, can reduce incidence angle and outgoing of the light at the third lens Angle reduces the sensibility of the eyeglass, further, it is also possible to effectively balance the first two eyeglass (that is, the first lens and second lens) The high-order spherical aberration and astigmatism of generation.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.8 < of conditional (CT1+CT4+CT5) × 10/TTL < 2.3, wherein CT1 be center thickness of first lens on optical axis, CT4 be the 4th lens on optical axis in Heart thickness, CT5 are center thickness of the 5th lens 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, CT1, CT4, CT5 and TTL can further meet 1.94≤(CT1+CT4+CT5) ×10/TTL≤2.00.By rationally controlling the center thickness of the first lens, the 4th lens and the 5th lens on optical axis, both The size that camera lens front end can be reduced under the premise of guaranteeing craftsmanship can also effectively balance the broom of these three eyeglasses generation Difference and axial chromatic aberration.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.6 < CT7/ (T78+CT8) of conditional < 1.6, wherein CT7 is center thickness of the 7th lens on optical axis, and T78 is the 7th lens and the 8th lens on optical axis Spacing distance, CT8 are center thickness of the 8th lens on optical axis.More specifically, CT7, T78 and CT8 can further meet 0.61≤CT7/(T78+CT8)≤1.59.Meet conditional 0.6 < CT7/ (T78+CT8) < 1.6, craftsmanship can met Under the premise of reduce the size of camera lens rear end, while being conducive to distortion and the curvature of field that further balancing front-ends eyeglass does not completely eliminate.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.2 < DT11/DT31 < of conditional 1.7, wherein DT11 is effective half bore of maximum of the object side of the first lens, and DT31 is the maximum of the object side of the third lens Effective half bore.More specifically, DT11 and DT31 can further meet 1.50≤DT11/DT31≤1.58.Reasonable distribution first Effective half bore of the maximum of lens and the third lens object side, both can reduce camera lens front end size, can also increase edge view The light passing amount of field, promotes the illumination of peripheral field.
In the exemplary embodiment, the optical imaging lens of the application can meet 2.3 < DT82/DT32 < of conditional 3.3, wherein DT82 is effective half bore of maximum of the image side surface of the 8th lens, and DT32 is the maximum of the image side surface of the third lens Effective half bore.More specifically, DT82 and DT32 can further meet 2.54≤DT82/DT32≤3.19.Pass through control the 8th Effective half bore of the maximum of lens and the third lens image side surface can reduce camera lens rear end size, while guarantee peripheral field Under the premise of illumination, the bad light of image quality is eliminated, guarantees excellent image quality.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.6 < ImgH/ (T34+ of conditional T56) 2.1 <, wherein ImgH is the half of effective pixel area diagonal line length on the imaging surface of optical imaging lens, T34 the The spacing distance of three lens and the 4th lens on optical axis, T56 are the spacing distance of the 5th lens and the 6th lens on optical axis. More specifically, ImgH, T34 and T56 can further meet 1.81≤ImgH/ (T34+T56)≤1.94.Meet 1.6 < of conditional ImgH/ (T34+T56) < 2.1, peripheral field resolution ratio with higher when not only can guarantee vista shot, but also can further shorten Lens.In addition, such arrangement has also mitigated the angle that light enters the 4th lens and the 6th lens, the two are reduced The sensibility of eyeglass.
In the exemplary embodiment, above-mentioned optical imaging lens may also include diaphragm, to promote the image quality of camera lens. It will be appreciated by those skilled in the art that any position can be set as needed in diaphragm.
Optionally, above-mentioned imaging lens may also include the optical filter for correcting color error ratio and/or be located at for protecting The protection glass of photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above eight can be used according to the optical imaging lens of the above embodiment of the application Piece.By each power of lens of reasonable distribution, face type, each lens center thickness and each lens between axis on spacing Deng the volume that can effectively reduce camera lens, the machinability for reducing the susceptibility of camera lens and improving camera lens, so that imaging lens are more Be conducive to produce and process and be applicable to the portable electronic products such as mobile phone.Imaging lens through the above configuration can also have The characteristics such as long-focus, small size, high-resolution and high imaging quality.
In presently filed embodiment, at least one of mirror surface of each lens is aspherical mirror, that is, first thoroughly Each of mirror, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens are saturating At least one of the object side of mirror and image side surface are aspherical mirror.The characteristics of non-spherical lens, is: from lens centre to saturating Mirror periphery, curvature are consecutive variations.Have the spherical lens of constant curvature different from from lens centre to lens perimeter, aspheric Face lens have more preferably radius of curvature characteristic, have the advantages that improve and distort aberration and improvement astigmatic image error.Using aspherical After lens, the aberration occurred when imaging can be eliminated, as much as possible so as to improve image quality.Optionally, first thoroughly Each of mirror, the second lens, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens are saturating The object side of mirror 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 eight lens as an example in embodiments, which is not limited to include eight Lens.If desired, the optical imaging lens may also include the lens of other quantity.
The specific embodiment for being applicable to the optical imaging lens of above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 to Fig. 2 D description according to the optical imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to this Apply for the structural schematic diagram of the optical imaging lens of embodiment 1.
As shown in Figure 1, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to Sequence includes: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is convex surface.8th lens E8 has positive light coke, and object side S15 is concave surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 and image side surface are It is aspherical.In the present embodiment, the face type x of each non-spherical lens is available but is not limited to following aspherical formula and is defined:
Wherein, x be it is aspherical along optical axis direction when being highly the position of h, away from aspheric vertex of surface apart from rise；C is Aspherical paraxial curvature, c=1/R (that is, inverse that paraxial curvature c is upper 1 mean curvature radius R of table)；K be circular cone coefficient ( It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th rank.The following table 2 give can be used for it is each aspherical in embodiment 1 The high-order coefficient A of mirror surface S1-S164、A6、A8、A10、A12、A14、A16、A18And A20。
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 -4.4800E-03 3.0700E-04 -7.4500E-03 1.4016E-02 -1.7730E-02 1.2743E-02 -5.3400E-03 1.1020E-03 -7.8000E-05
S2 2.2984E-02 -1.1760E-02 7.2278E-02 -1.2343E-01 1.3037E-01 -1.0325E-01 5.3198E-02 -1.4950E-02 1.7310E-03
S3 2.1876E-02 -1.4150E-02 1.1707E-01 -2.1224E-01 2.3055E-01 -1.7191E-01 8.1944E-02 -2.1510E-02 2.3250E-03
S4 1.3823E-02 1.1017E-02 2.2836E-02 -8.9830E-02 1.3516E-01 -1.1786E-01 6.2217E-02 -1.8580E-02 2.3930E-03
S5 -8.7800E-03 5.1589E-02 1.6230E-01 -8.3666E-01 1.8383E+00 -2.3184E+00 1.7281E+00 -7.0938E-01 1.2395E-01
S6 -1.3520E-02 9.8413E-02 1.0000E-03 -8.5290E-02 -3.3832E-01 1.9584E+00 -3.3865E+00 2.6056E+00 -7.4154E-01
S7 -1.3582E-01 1.1820E-02 -8.7700E-02 3.4076E-01 -5.7273E-01 6.3231E-01 -4.2601E-01 1.6677E-01 -3.0340E-02
S8 -1.1970E-01 4.3139E-02 -2.3840E-01 7.4643E-01 -1.1886E+00 1.1719E+00 -7.1187E-01 2.4681E-01 -3.7310E-02
S9 2.4034E-02 -1.4295E-01 2.9004E-01 -3.5489E-01 3.4471E-01 -2.7041E-01 1.4619E-01 -4.5220E-02 5.9060E-03
S10 4.2950E-02 -1.5360E-01 3.0640E-01 -3.7167E-01 3.1547E-01 -1.9300E-01 7.9793E-02 -1.9400E-02 2.0520E-03
S11 -9.8380E-02 -1.0454E-01 2.9232E-01 -4.4360E-01 4.4393E-01 -2.7884E-01 1.0423E-01 -2.1070E-02 1.7730E-03
S12 -2.4194E-01 2.6546E-01 -2.3770E-01 1.2862E-01 -3.9780E-02 6.0910E-03 -1.0000E-04 -9.5000E-05 9.0800E-06
S13 -1.8602E-01 2.8784E-01 -2.6448E-01 1.4715E-01 -5.2140E-02 1.1987E-02 -1.7400E-03 1.4700E-04 -5.4000E-06
S14 -1.1893E-01 1.3037E-01 -1.1649E-01 7.1490E-02 -2.9240E-02 7.7350E-03 -1.2500E-03 1.1300E-04 -4.3000E-06
S15 -8.1980E-02 1.5911E-01 -1.4949E-01 7.7431E-02 -2.4450E-02 4.8790E-03 -6.0000E-04 4.2500E-05 -1.3000E-06
S16 -9.5900E-02 1.5545E-01 -1.2682E-01 5.8623E-02 -1.6660E-02 2.9970E-03 -3.3000E-04 2.1300E-05 -5.9000E-07
Table 2
Table 3 gives the effective focal length f1 to f8 of each lens in embodiment 1, total effective focal length f of optical imaging lens, The object side S1 to imaging surface S19 of one lens E1 effective pixel area diagonal line on distance TTL, the imaging surface S19 on optical axis The half semi-FOV of long half ImgH and maximum field of view angle.
f1(mm) 4.15 f7(mm) 11.01
f2(mm) 10.08 f8(mm) 28.42
f3(mm) -3.93 f(mm) 6.97
f4(mm) 49.79 TTL(mm) 6.35
f5(mm) -245.70 ImgH(mm) 2.78
f6(mm) -4.39 semi-FOV(°) 21.8
Table 3
Optical imaging lens in embodiment 1 meet:
TTL/f=0.91, wherein TTL is distance of the object side S1 of the first lens E1 to imaging surface S19 on optical axis, f For total effective focal length of optical imaging lens；
F3/f6=0.90, wherein f3 is the effective focal length of the third lens E3, and f6 is the effective focal length of the 6th lens E6；
F/ (R1+R2+R3+R4)=1.71, wherein f is total effective focal length of optical imaging lens, and R1 is the first lens E1 Object side S1 radius of curvature, R2 be the first lens E1 image side surface S2 radius of curvature, R3 be the second lens E2 object side The radius of curvature of face S3, R4 are the radius of curvature of the image side surface S4 of the second lens E2；
F/f12=2.23, wherein f is total effective focal length of optical imaging lens, and f12 is the first lens E1 and second saturating The combined focal length of mirror E2；
R12/R13=0.34, wherein R12 is the radius of curvature of the image side surface S12 of the 6th lens E6, and R13 is the 7th lens The radius of curvature of the object side S13 of E7；
| R5+R6 |/f=1.12, wherein R5 is the radius of curvature of the object side S5 of the third lens E3, and R6 is the third lens The radius of curvature of the image side surface S6 of E3, f are total effective focal length of optical imaging lens；
(CT1+CT4+CT5) × 10/TTL=1.97, wherein CT1 is center thickness of the first lens E1 on optical axis, CT4 is center thickness of the 4th lens E4 on optical axis, and CT5 is center thickness of the 5th lens E5 on optical axis, TTL first Distance of the object side S1 of lens E1 to imaging surface S19 on optical axis；
CT7/ (T78+CT8)=1.50, wherein CT7 is center thickness of the 7th lens E7 on optical axis, and T78 is the 7th The spacing distance of lens E7 and the 8th lens E8 on optical axis, CT8 are center thickness of the 8th lens E8 on optical axis；
DT11/DT31=1.55, wherein effective half bore of maximum that DT11 is the object side S1 of the first lens E1, DT31 For effective half bore of maximum of the object side S5 of the third lens E3；
DT82/DT32=3.01, wherein effective half bore of maximum that DT82 is the image side surface S16 of the 8th lens E8, DT32 For effective half bore of maximum of the image side surface S6 of the third lens E3；
ImgH/ (T34+T56)=1.86, wherein ImgH is one of effective pixel area diagonal line length on imaging surface S19 Half, T34 are the spacing distance of the third lens E3 and the 4th lens E4 on optical axis, and T56 is the 5th lens E5 and the 6th lens E6 Spacing distance 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: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 5 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 2, wherein each non- Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 5
Table 6 gives the effective focal length f1 to f8 of each lens in embodiment 2, total effective focal length f of optical imaging lens, The object side S1 to imaging surface S19 of one lens E1 effective pixel area diagonal line on distance TTL, the imaging surface S19 on optical axis The half semi-FOV of long half ImgH and maximum field of view angle.
f1(mm) 4.15 f7(mm) 66.38
f2(mm) 10.08 f8(mm) 9.17
f3(mm) -3.93 f(mm) 6.95
f4(mm) 50.43 TTL(mm) 6.37
f5(mm) -269.33 ImgH(mm) 2.79
f6(mm) -4.44 semi-FOV(°) 22.0
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: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is concave surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 8 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 3, wherein each non- Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 -4.2824E-03 -4.2000E-04 -6.6400E-03 1.3759E-02 -1.7870E-02 1.2881E-02 -5.3800E-03 1.1060E-03 -7.8000E-05
S2 2.3048E-02 -1.1520E-02 7.1458E-02 -1.2244E-01 1.2978E-01 -1.0307E-01 5.3177E-02 -1.4950E-02 1.7310E-03
S3 2.1637E-02 -1.3750E-02 1.1677E-01 -2.1214E-01 2.3054E-01 -1.7191E-01 8.1945E-02 -2.1520E-02 2.3250E-03
S4 1.3907E-02 1.0931E-02 2.2867E-02 -8.9820E-02 1.3515E-01 -1.1785E-01 6.2210E-02 -1.8580E-02 2.3930E-03
S5 -1.3826E-02 1.4302E-01 -4.9796E-01 1.7035E+00 -3.9504E+00 5.7545E+00 -5.0408E+00 2.4251E+00 -4.9213E-01
S6 -1.8967E-02 2.2064E-01 -1.1616E+00 6.0583E+00 -1.9962E+01 4.0901E+01 -5.0470E+01 3.4424E+01 -9.9661E+00
S7 -1.3837E-01 3.0053E-02 -1.0542E-01 2.7500E-01 -3.8611E-01 4.3064E-01 -3.2274E-01 1.4693E-01 -3.1050E-02
S8 -1.2297E-01 8.8240E-02 -5.2360E-01 1.6793E+00 -2.9705E+00 3.2494E+00 -2.1653E+00 8.0689E-01 -1.2864E-01
S9 2.6564E-02 -1.8275E-01 4.8562E-01 -8.5097E-01 1.0726E+00 -9.1332E-01 4.8375E-01 -1.4234E-01 1.7702E-02
S10 4.1340E-02 -1.3586E-01 2.3115E-01 -2.0603E-01 1.0620E-01 -3.4110E-02 7.9930E-03 -1.5800E-03 1.8200E-04
S11 -1.0059E-01 -1.0461E-01 3.0841E-01 -4.8945E-01 5.0656E-01 -3.2672E-01 1.2508E-01 -2.5910E-02 2.2370E-03
S12 -2.4060E-01 2.6376E-01 -2.3811E-01 1.3286E-01 -4.4920E-02 9.0690E-03 -1.0300E-03 5.7300E-05 -9.9000E-07
S13 -1.7947E-01 3.1035E-01 -3.5084E-01 2.3509E-01 -9.7870E-02 2.5964E-02 -4.3000E-03 4.0700E-04 -1.7000E-05
S14 -9.2053E-02 1.7273E-01 -2.2086E-01 1.3919E-01 -5.0630E-02 1.1294E-02 -1.5100E-03 1.0900E-04 -3.1000E-06
S15 -1.5031E-02 7.4186E-02 -6.8050E-02 2.4118E-02 -3.7600E-03 1.3500E-04 3.0500E-05 -3.4000E-06 8.6900E-08
S16 -5.7532E-02 4.7140E-02 -1.0920E-02 -3.6000E-03 2.2410E-03 -4.0000E-04 1.8800E-05 1.8500E-06 -1.7000E-07
Table 8
Table 9 gives the effective focal length f1 to f8 of each lens in embodiment 3, total effective focal length f of optical imaging lens, The object side S1 to imaging surface S19 of one lens E1 effective pixel area diagonal line on distance TTL, the imaging surface S19 on optical axis The half semi-FOV of long half ImgH and maximum field of view angle.
f1(mm) 4.15 f7(mm) 315.32
f2(mm) 10.08 f8(mm) 8.74
f3(mm) -3.92 f(mm) 6.95
f4(mm) 23.53 TTL(mm) 6.31
f5(mm) -32.65 ImgH(mm) 2.73
f6(mm) -4.42 semi-FOV(°) 21.7
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: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave 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 concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has negative power, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is concave surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 11 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 4, wherein each Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 11
Table 12 give the effective focal length f1 to f8 of each lens in embodiment 4, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) -38.25
f2(mm) 10.08 f8(mm) 5.97
f3(mm) -3.93 f(mm) 6.95
f4(mm) 65.66 TTL(mm) 6.40
f5(mm) 520.05 ImgH(mm) 2.79
f6(mm) -4.18 semi-FOV(°) 21.9
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: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is convex surface.8th lens E8 has negative power, and object side S15 is concave surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 14 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 5, wherein each Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 -4.4774E-03 3.0680E-04 -7.4500E-03 1.4017E-02 -1.7730E-02 1.2743E-02 -5.3400E-03 1.1020E-03 -7.8000E-05
S2 2.2984E-02 -1.1764E-02 7.2277E-02 -1.2343E-01 1.3037E-01 -1.0325E-01 5.3198E-02 -1.4950E-02 1.7310E-03
S3 2.1876E-02 -1.4148E-02 1.1707E-01 -2.1224E-01 2.3055E-01 -1.7191E-01 8.1945E-02 -2.1520E-02 2.3250E-03
S4 1.3823E-02 1.1017E-02 2.2834E-02 -8.9820E-02 1.3515E-01 -1.1785E-01 6.2210E-02 -1.8580E-02 2.3930E-03
S5 -9.2964E-03 6.0066E-02 1.0820E-01 -6.5956E-01 1.5121E+00 -1.9764E+00 1.5373E+00 -6.6522E-01 1.2380E-01
S6 -1.2924E-02 9.0184E-02 4.2991E-02 -1.8547E-01 -2.2500E-01 1.9092E+00 -3.3864E+00 2.6055E+00 -7.4151E-01
S7 -1.3582E-01 1.1857E-02 -8.7980E-02 3.4191E-01 -5.7536E-01 6.3588E-01 -4.2886E-01 1.6801E-01 -3.0570E-02
S8 -1.1970E-01 4.3172E-02 -2.3871E-01 7.4775E-01 -1.1916E+00 1.1760E+00 -7.1505E-01 2.4816E-01 -3.7550E-02
S9 2.4051E-02 -1.4314E-01 2.9089E-01 -3.5692E-01 3.4760E-01 -2.7292E-01 1.4750E-01 -4.5600E-02 5.9510E-03
S10 4.2936E-02 -1.5346E-01 3.0584E-01 -3.7046E-01 3.1391E-01 -1.9178E-01 7.9224E-02 -1.9250E-02 2.0360E-03
S11 -9.8379E-02 -1.0458E-01 2.9246E-01 -4.4391E-01 4.4432E-01 -2.7913E-01 1.0435E-01 -2.1100E-02 1.7760E-03
S12 -2.4196E-01 2.6549E-01 -2.3776E-01 1.2869E-01 -3.9820E-02 6.1080E-03 -1.1000E-04 -9.4000E-05 9.0400E-06
S13 -2.4581E-01 4.5523E-01 -5.0171E-01 3.3737E-01 -1.4865E-01 4.3985E-02 -8.4600E-03 9.5000E-04 -4.7000E-05
S14 -1.7456E-01 3.1015E-01 -3.5529E-01 2.4128E-01 -1.0626E-01 3.1211E-02 -5.8800E-03 6.3500E-04 -3.0000E-05
S15 7.2310E-03 3.3755E-02 -5.4830E-02 2.0397E-02 6.7900E-04 -2.1700E-03 5.6100E-04 -6.0000E-05 2.4300E-06
S16 -1.3568E-01 1.4354E-01 -9.7710E-02 3.9253E-02 -9.4800E-03 1.3820E-03 -1.2000E-04 5.5500E-06 -1.1000E-07
Table 14
Table 15 give the effective focal length f1 to f8 of each lens in embodiment 5, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) 4.74
f2(mm) 10.08 f8(mm) -6.66
f3(mm) -3.93 f(mm) 7.00
f4(mm) 41.57 TTL(mm) 6.26
f5(mm) -146.60 ImgH(mm) 2.78
f6(mm) -4.84 semi-FOV(°) 22.0
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 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 includes: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has negative power, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is concave surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 17 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 6, wherein each Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 17
Table 18 give the effective focal length f1 to f8 of each lens in embodiment 6, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) -67.65
f2(mm) 10.08 f8(mm) 8.37
f3(mm) -3.93 f(mm) 7.04
f4(mm) 48.93 TTL(mm) 6.33
f5(mm) -247.51 ImgH(mm) 2.82
f6(mm) -4.27 semi-FOV(°) 21.9
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 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 includes: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has negative power, and object side S15 is concave surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 20 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 7, wherein each Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 -4.4774E-03 3.0680E-04 -7.4500E-03 1.4017E-02 -1.7730E-02 1.2743E-02 -5.3400E-03 1.1020E-03 -7.8000E-05
S2 2.2984E-02 -1.1764E-02 7.2277E-02 -1.2343E-01 1.3037E-01 -1.0325E-01 5.3198E-02 -1.4950E-02 1.7310E-03
S3 2.1876E-02 -1.4148E-02 1.1707E-01 -2.1224E-01 2.3055E-01 -1.7191E-01 8.1945E-02 -2.1520E-02 2.3250E-03
S4 1.3823E-02 1.1017E-02 2.2834E-02 -8.9820E-02 1.3515E-01 -1.1785E-01 6.2210E-02 -1.8580E-02 2.3930E-03
S5 -8.7840E-03 5.1617E-02 1.6211E-01 -8.3594E-01 1.8367E+00 -2.3162E+00 1.7264E+00 -7.0860E-01 1.2380E-01
S6 -1.3516E-02 9.8410E-02 1.0190E-03 -8.5340E-02 -3.3822E-01 1.9582E+00 -3.3864E+00 2.6055E+00 -7.4151E-01
S7 -1.3582E-01 1.1857E-02 -8.7980E-02 3.4191E-01 -5.7536E-01 6.3588E-01 -4.2886E-01 1.6801E-01 -3.0570E-02
S8 -1.1970E-01 4.3172E-02 -2.3871E-01 7.4775E-01 -1.1916E+00 1.1760E+00 -7.1505E-01 2.4816E-01 -3.7550E-02
S9 2.4051E-02 -1.4314E-01 2.9089E-01 -3.5692E-01 3.4760E-01 -2.7292E-01 1.4750E-01 -4.5600E-02 5.9510E-03
S10 4.2936E-02 -1.5346E-01 3.0584E-01 -3.7046E-01 3.1391E-01 -1.9178E-01 7.9224E-02 -1.9250E-02 2.0360E-03
S11 -9.8379E-02 -1.0458E-01 2.9246E-01 -4.4391E-01 4.4432E-01 -2.7913E-01 1.0435E-01 -2.1100E-02 1.7760E-03
S12 -2.4196E-01 2.6549E-01 -2.3776E-01 1.2869E-01 -3.9820E-02 6.1080E-03 -1.1000E-04 -9.4000E-05 9.0400E-06
S13 -1.9232E-01 2.5910E-01 -2.1180E-01 9.9610E-02 -2.7480E-02 4.2720E-03 -3.0000E-04 -3.5000E-06 1.2100E-06
S14 1.2344E-02 -7.6490E-02 5.8213E-02 -2.3900E-02 5.5060E-03 -7.0000E-04 6.1000E-05 -6.7000E-06 4.9000E-07
S15 1.0511E-02 7.4797E-02 -1.3727E-01 9.4664E-02 -3.6200E-02 8.4150E-03 -1.1900E-03 9.3300E-05 -3.2000E-06
S16 -1.8130E-01 3.0192E-01 -2.7503E-01 1.4363E-01 -4.6360E-02 9.5060E-03 -1.2100E-03 8.7900E-05 -2.8000E-06
Table 20
Table 21 give the effective focal length f1 to f8 of each lens in embodiment 7, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) 11.71
f2(mm) 10.08 f8(mm) -336.10
f3(mm) -3.93 f(mm) 7.13
f4(mm) 48.55 TTL(mm) 6.30
f5(mm) -240.50 ImgH(mm) 2.81
f6(mm) -4.44 semi-FOV(°) 21.7
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 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 includes: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is concave surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is concave surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 23 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 8, wherein each Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 23
Table 24 give the effective focal length f1 to f8 of each lens in embodiment 8, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) 29.35
f2(mm) 10.08 f8(mm) 43.72
f3(mm) -3.92 f(mm) 7.20
f4(mm) 22.14 TTL(mm) 6.28
f5(mm) -31.17 ImgH(mm) 2.78
f6(mm) -4.80 semi-FOV(°) 21.1
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 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 includes: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has negative power, 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 concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is concave surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 It is aspherical with image side surface.Table 26 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 9, wherein each Aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 -4.6110E-03 4.5660E-04 -7.4900E-03 1.4061E-02 -1.7810E-02 1.2798E-02 -5.3600E-03 1.1060E-03 -7.9000E-05
S2 2.2989E-02 -1.1772E-02 7.2264E-02 -1.2338E-01 1.3031E-01 -1.0320E-01 5.3181E-02 -1.4950E-02 1.7300E-03
S3 2.1872E-02 -1.4162E-02 1.1719E-01 -2.1254E-01 2.3093E-01 -1.7220E-01 8.2076E-02 -2.1550E-02 2.3290E-03
S4 1.3826E-02 1.0991E-02 2.2930E-02 -9.0020E-02 1.3539E-01 -1.1804E-01 6.2307E-02 -1.8610E-02 2.3960E-03
S5 -9.1008E-03 5.7423E-02 1.2014E-01 -6.7112E-01 1.4433E+00 -1.7256E+00 1.1801E+00 -4.2416E-01 6.0087E-02
S6 -1.3611E-02 1.0852E-01 -1.5770E-01 9.8802E-01 -4.2714E+00 1.0389E+01 -1.3988E+01 9.8681E+00 -2.8380E+00
S7 -1.3602E-01 1.1572E-02 -7.6440E-02 2.8784E-01 -4.5358E-01 4.7876E-01 -3.0954E-01 1.1825E-01 -2.1780E-02
S8 -1.1898E-01 3.2421E-02 -1.6833E-01 5.0035E-01 -6.8547E-01 5.5311E-01 -2.6000E-01 6.6196E-02 -6.8600E-03
S9 2.3401E-02 -1.3451E-01 2.4903E-01 -2.5120E-01 1.9242E-01 -1.3558E-01 7.5227E-02 -2.4760E-02 3.4180E-03
S10 4.2740E-02 -1.5346E-01 3.0966E-01 -3.8329E-01 3.3302E-01 -2.0729E-01 8.6340E-02 -2.0990E-02 2.2110E-03
S11 -9.8673E-02 -1.0334E-01 2.9071E-01 -4.4208E-01 4.4296E-01 -2.7851E-01 1.0420E-01 -2.1090E-02 1.7760E-03
S12 -2.4356E-01 2.6930E-01 -2.4459E-01 1.3603E-01 -4.4720E-02 8.1530E-03 -6.2000E-04 -2.1000E-05 4.7100E-06
S13 -1.6843E-01 2.3922E-01 -1.9571E-01 9.2992E-02 -2.7750E-02 5.5690E-03 -7.9000E-04 7.4200E-05 -3.5000E-06
S14 -6.0811E-02 -2.7759E-02 6.5381E-02 -3.8660E-02 8.0620E-03 8.2700E-04 -6.7000E-04 1.1000E-04 -6.2000E-06
S15 -1.5152E-03 -3.1036E-02 4.7944E-02 -3.6600E-02 1.5049E-02 -3.5000E-03 4.6400E-04 -3.3000E-05 9.4400E-07
S16 -6.1695E-02 9.6071E-02 -7.5840E-02 3.3630E-02 -9.5200E-03 1.8420E-03 -2.4000E-04 1.8700E-05 -6.4000E-07
Table 26
Table 27 give the effective focal length f1 to f8 of each lens in embodiment 9, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) 12.65
f2(mm) 10.07 f8(mm) 27.35
f3(mm) -3.94 f(mm) 6.96
f4(mm) -197.99 TTL(mm) 6.30
f5(mm) 49.14 ImgH(mm) 2.78
f6(mm) -4.42 semi-FOV(°) 21.9
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 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.
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: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The Five lens E5 have negative power, and object side S9 is concave surface, and image side surface S10 is convex surface.6th lens E6 has negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is convex surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve 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 8th lens E8 Face and image side surface are aspherical.Table 29 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 10, wherein Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 29
Table 30 give the effective focal length f1 to f8 of each lens in embodiment 10, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) 12.29
f2(mm) 10.08 f8(mm) 35.05
f3(mm) -3.93 f(mm) 7.01
f4(mm) 47.85 TTL(mm) 6.34
f5(mm) -216.96 ImgH(mm) 2.77
f6(mm) -4.40 semi-FOV(°) 21.6
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 of 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.
Embodiment 11
The optical imaging lens according to the embodiment of the present application 11 are described referring to Figure 21 to Figure 22 D.Figure 21 is shown According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 11.
As shown in figure 21, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to Sequence includes: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave 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 negative power, Its object side S11 is concave surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is convex surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve image quality.
Table 31 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 11 And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 31
As shown in Table 31, in embodiment 11, the object side of any one lens of the first lens E1 into the 8th lens E8 Face and image side surface are aspherical.Table 32 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 11, 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 -4.3030E-03 -3.9700E-04 -6.6500E-03 1.3759E-02 -1.7870E-02 1.2881E-02 -5.3800E-03 1.1060E-03 -7.8000E-05
S2 2.3048E-02 -1.1520E-02 7.1458E-02 -1.2244E-01 1.2978E-01 -1.0307E-01 5.3177E-02 -1.4950E-02 1.7310E-03
S3 2.1637E-02 -1.3754E-02 1.1677E-01 -2.1214E-01 2.3054E-01 -1.7191E-01 8.1945E-02 -2.1520E-02 2.3250E-03
S4 1.3907E-02 1.0931E-02 2.2867E-02 -8.9820E-02 1.3515E-01 -1.1785E-01 6.2210E-02 -1.8580E-02 2.3930E-03
S5 -1.3258E-02 1.3250E-01 -4.2495E-01 1.4447E+00 -3.4352E+00 5.1716E+00 -4.6908E+00 2.3386E+00 -4.9213E-01
S6 -2.0746E-02 2.4573E-01 -1.2913E+00 6.3720E+00 -2.0321E+01 4.1059E+01 -5.0470E+01 3.4424E+01 -9.9661E+00
S7 -1.3837E-01 3.0054E-02 -1.0542E-01 2.7500E-01 -3.8611E-01 4.3063E-01 -3.2273E-01 1.4693E-01 -3.1050E-02
S8 -1.2297E-01 8.8240E-02 -5.2360E-01 1.6793E+00 -2.9705E+00 3.2494E+00 -2.1653E+00 8.0689E-01 -1.2864E-01
S9 2.6564E-02 -1.8275E-01 4.8562E-01 -8.5097E-01 1.0726E+00 -9.1332E-01 4.8375E-01 -1.4234E-01 1.7702E-02
S10 4.1340E-02 -1.3586E-01 2.3115E-01 -2.0603E-01 1.0620E-01 -3.4110E-02 7.9930E-03 -1.5800E-03 1.8200E-04
S11 -1.0059E-01 -1.0461E-01 3.0841E-01 -4.8945E-01 5.0656E-01 -3.2672E-01 1.2508E-01 -2.5910E-02 2.2370E-03
S12 -2.4060E-01 2.6376E-01 -2.3811E-01 1.3286E-01 -4.4920E-02 9.0690E-03 -1.0300E-03 5.7300E-05 -9.9000E-07
S13 -2.1543E-01 3.3631E-01 -3.4298E-01 2.0311E-01 -7.0690E-02 1.4173E-02 -1.4300E-03 3.1400E-05 3.6200E-06
S14 -8.1226E-02 8.9559E-02 -7.2950E-02 -1.8000E-04 2.6932E-02 -1.5300E-02 4.0470E-03 -5.4000E-04 2.9500E-05
S15 -4.7631E-02 1.3783E-01 -1.4880E-01 7.8929E-02 -2.6990E-02 6.4950E-03 -1.0700E-03 1.0600E-04 -4.7000E-06
S16 -1.6573E-01 2.4766E-01 -2.1197E-01 1.1568E-01 -4.1910E-02 9.8630E-03 -1.4300E-03 1.1500E-04 -3.8000E-06
Table 32
Table 33 give the effective focal length f1 to f8 of each lens in embodiment 11, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) 83.79
f2(mm) 10.08 f8(mm) 16.95
f3(mm) -3.92 f(mm) 7.05
f4(mm) 21.01 TTL(mm) 6.33
f5(mm) -31.72 ImgH(mm) 2.76
f6(mm) -4.69 semi-FOV(°) 21.4
Table 33
Figure 22 A shows chromatic curve on the axis of the optical imaging lens of embodiment 11, indicates the light of different wave length Deviate via the converging focal point after camera lens.Figure 22 B shows the astigmatism curve of the optical imaging lens of embodiment 11, indicates son Noon curvature of the image and sagittal image surface bending.Figure 22 C shows the distortion curve of the optical imaging lens of embodiment 11, indicates not With the distortion sizes values in the case of visual field.Figure 22 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 11, table Show light via the deviation of the different image heights after camera lens on imaging surface.2A to Figure 22 D is it is found that 11 institute of embodiment according to fig. 2 The optical imaging lens provided can be realized good image quality.
Embodiment 12
The optical imaging lens according to the embodiment of the present application 12 are described referring to Figure 23 to Figure 24 D.Figure 23 is shown According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 12.
As shown in figure 23, according to the optical imaging lens of the application illustrative embodiments along optical axis by object side to image side according to Sequence includes: the 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, the 8th lens E8, optical filter E9 and imaging surface S19.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has Positive light coke, object side S3 are convex surface, and image side surface S4 is convex surface.The third lens E3 has negative power, and object side S5 is Concave 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 convex surface, and image side surface S12 is concave surface.7th lens E7 has positive light coke, and object side S13 is convex surface, as Side S14 is concave surface.8th lens E8 has positive light coke, and object side S15 is concave surface, and image side surface S16 is convex surface.Optical filter E9 has object side S17 and image side surface S18.Light from object sequentially passes through each surface S1 to S18 and is ultimately imaged and is being imaged On the S19 of face.
Optical imaging lens in the present embodiment are also provided with the diaphragm for limiting light beam, to improve image quality.
Table 34 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 12 And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 34
As shown in Table 34, in embodiment 12, the object side of any one lens of the first lens E1 into the 8th lens E8 Face and image side surface are aspherical.Table 35 shows the high-order coefficient that can be used for each aspherical mirror in embodiment 12, wherein Each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 35
Table 36 give the effective focal length f1 to f8 of each lens in embodiment 12, optical imaging lens total effective focal length f, The object side S1 to imaging surface S19 of first lens E1 on distance TTL, the imaging surface S19 on optical axis effective pixel area it is diagonal The half ImgH of the wire length and half semi-FOV at maximum field of view angle.
f1(mm) 4.15 f7(mm) 13.27
f2(mm) 10.08 f8(mm) 24.09
f3(mm) -3.93 f(mm) 6.83
f4(mm) 66.95 TTL(mm) 6.34
f5(mm) 5747.12 ImgH(mm) 2.70
f6(mm) -4.62 semi-FOV(°) 21.8
Table 36
Figure 24 A shows chromatic curve on the axis of the optical imaging lens of embodiment 12, indicates the light of different wave length Deviate via the converging focal point after camera lens.Figure 24 B shows the astigmatism curve of the optical imaging lens of embodiment 12, indicates son Noon curvature of the image and sagittal image surface bending.Figure 24 C shows the distortion curve of the optical imaging lens of embodiment 12, indicates not With the distortion sizes values in the case of visual field.Figure 24 D shows the ratio chromatism, curve of the optical imaging lens of embodiment 12, table Show light via the deviation of the different image heights after camera lens on imaging surface.4A to Figure 24 D is it is found that 12 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 12 meets relationship shown in table 37 respectively.
Table 37
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 (13)

1. optical imaging lens, along optical axis by object side to image side sequentially include: the first lens with focal power, second thoroughly Mirror, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens, which is characterized in that
First lens have positive light coke, and object side is convex surface, and image side surface is concave surface；
The third lens have negative power, and image side surface is concave surface；
6th lens have negative power；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 Total effective focal length f of optical imaging lens meets TTL/f < 1.0.
2. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens The combined focal length f12 of f and first lens and second lens meets 2 < f/f12 < 2.5.
3. optical imaging lens according to claim 1, which is characterized in that the effective focal length f3 of the third lens and institute The effective focal length f6 for stating the 6th lens meets 0.7 < f3/f6 < 1.2.
4. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens F, the radius of curvature R 1 of the object side of first lens, first lens image side surface radius of curvature R 2, described second The radius of curvature R 4 of the image side surface of the radius of curvature R 3 of the object side of lens and second lens meets 1.5 < f/ (R1+R2+ R3+R4) 2.0 <.
5. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the third lens half Diameter R5, the radius of curvature R 6 of image side surface of the third lens and total effective focal length f of the optical imaging lens meet 0.9 < | R5+R6 |/f < 1.4.
6. optical imaging lens according to claim 1, which is characterized in that the curvature of the image side surface of the 6th lens half The radius of curvature R 13 of the object side of diameter R12 and the 7th lens meets 0 < R12/R13 < 0.5.
7. optical imaging lens according to claim 1, which is characterized in that first lens on the optical axis in Heart thickness CT1, the 4th lens on the optical axis center thickness CT4, the 5th lens on the optical axis in The imaging surface of heart thickness CT5 and the object side of first lens to the optical imaging lens on the optical axis at a distance from TTL meets 1.8 < (CT1+CT4+CT5) × 10/TTL < 2.3.
8. optical imaging lens according to claim 1, which is characterized in that have on the imaging surface of the optical imaging lens Imitate the spacing distance of the half ImgH, the third lens and the 4th lens of pixel region diagonal line length on the optical axis The spacing distance T56 of T34 and the 5th lens and the 6th lens on the optical axis meets 1.6 < ImgH/ (T34+ T56) 2.1 <.
9. optical imaging lens according to claim 1, which is characterized in that the 7th lens on the optical axis in Heart thickness CT7, the spacing distance T78 of the 7th lens and the 8th lens on the optical axis and the 8th lens exist Center thickness CT8 on the optical axis meets 0.6 < CT7/ (T78+CT8) < 1.6.
10. 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 DT31 of maximum of the object side of effective half bore DT11 and the third lens meets 1.2 < DT11/DT31 < 1.7。
11. optical imaging lens according to claim 1, which is characterized in that the maximum of the image side surface of the 8th lens The effective half bore DT32 of the maximum of effective half bore DT82 and the image side surface of the third lens meets 2.3 < DT82/DT32 < 3.3。
12. optical imaging lens according to any one of claim 1 to 11, which is characterized in that the optical imaging lens The half semi-FOV at the maximum field of view angle of head meets 20 ° of 25 ° of < semi-FOV <.
13. optical imaging lens, along optical axis by object side to image side sequentially include: the first lens with focal power, second thoroughly Mirror, the third lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens, which is characterized in that
First lens have positive light coke, and object side is convex surface, and image side surface is concave surface；
The third lens have negative power, and image side surface is concave surface；
6th lens have negative power；And
The half ImgH of effective pixel area diagonal line length, the third lens and institute on the imaging surface of the optical imaging lens Spacing distance T34 of the 4th lens on the optical axis and the 5th lens and the 6th lens are stated on the optical axis Spacing distance T56 meets 1.6 < ImgH/ (T34+T56) < 2.1.
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