CN107085285A - Optical imaging lens - Google Patents

Optical imaging lens Download PDF

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Publication number
CN107085285A
CN107085285A CN201710542434.8A CN201710542434A CN107085285A CN 107085285 A CN107085285 A CN 107085285A CN 201710542434 A CN201710542434 A CN 201710542434A CN 107085285 A CN107085285 A CN 107085285A
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CN
China
Prior art keywords
lens
optical imaging
imaging lens
focal length
curvature
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Granted
Application number
CN201710542434.8A
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Chinese (zh)
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CN107085285B (en
Inventor
闻人建科
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Sunny Optics Co Ltd
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Zhejiang Sunny Optics Co Ltd
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Publication date
Application filed by Zhejiang Sunny Optics Co Ltd filed Critical Zhejiang Sunny Optics Co Ltd
Priority to CN202211037542.7A priority Critical patent/CN115268038A/en
Priority to CN201710542434.8A priority patent/CN107085285B/en
Publication of CN107085285A publication Critical patent/CN107085285A/en
Priority to PCT/CN2018/072776 priority patent/WO2019007030A1/en
Priority to US16/211,696 priority patent/US10976520B2/en
Application granted granted Critical
Publication of CN107085285B publication Critical patent/CN107085285B/en
Active legal-status Critical Current
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Classifications

    • 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

Abstract

This application discloses a kind of optical imaging lens, the first lens, the second lens, the 3rd lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens are sequentially included by thing side to image side along optical axis.Wherein, the first lens, the second lens, the 5th lens, the 7th lens and the 8th lens can have positive light coke or negative power respectively；The combination focal power of 3rd lens and the 4th lens is positive light coke；6th lens can have positive light coke；And met between the effective focal length f and the 3rd lens and the combined focal length f34 of the 4th lens of optical imaging lens：0.5≤f/f34<1.0.

Description

Optical imaging lens
Technical field
The application is related to a kind of optical imaging lens, more particularly, to a kind of optical imagery being made up of eight eyeglasses Camera lens.
Background technology
With the development of science and technology, semiconductor process technique constantly progresses greatly, therefore, high-quality imaging lens are increasingly becoming market Main trend.Thinned down with the growing of the portable type electronic products such as mobile phone, tablet personal computer, volume increasingly Small, what particularly existing market was increasing 360 looks around application, to the miniaturization of optical imaging lens, lightweight and imaging matter The performances such as amount propose further higher requirement.
In order to meet miniaturization, the requirement of high-quality, the portable type electronic product such as smart mobile phone is continued to develop, to imaging Camera lens proposes higher requirement, especially for the environment such as insufficient light are for example overcast and rainy, the dusk, night scene, starry sky situations such as, therefore This 2.0 or more than 2.0 F number can not meet the imaging requirements of higher order, in order to obtain bigger light-inletting quantity, it is necessary to F numbers Smaller imaging lens.It is that user brings more imaging experience, it is necessary to more eyeglasses to meet higher image quality Quantity realizes that the camera lens of multi-disc number turns into the main product in high-end market field.
Therefore, the present invention proposes one kind and is applicable to portable type electronic product, small-sized with the ultra-thin large aperture of multiple-piece Change, and the optical imaging lens of the optical characteristics of good image quality.
The content of the invention
The technical scheme that the application is provided solves the problems, such as techniques discussed above at least in part.
According to the one side of the application there is provided such a optical imaging lens, the optical imaging lens are along light Axle by thing side to image side sequentially include the first lens, the second lens, the 3rd lens, the 4th lens, the 5th lens, the 6th lens, 7th lens and the 8th lens.Wherein, the first lens, the second lens, the 5th lens, the 7th lens and the 8th lens can be distinguished With positive light coke or negative power；The combination focal power of 3rd lens and the 4th lens is positive light coke；6th lens can have There is positive light coke；And can between the effective focal length f and the 3rd lens and the combined focal length f34 of the 4th lens of optical imaging lens Meet：0.5≤f/f34<1.0, for example, 0.53≤f/f34<0.74.
According to further aspect of the application, such a optical imaging lens are additionally provided, the optical imaging lens edge Optical axis and sequentially include the first lens by thing side to image side, it is the second lens, the 3rd lens, the 4th lens, the 5th lens, the 6th saturating Mirror, the 7th lens and the 8th lens.Wherein, the first lens, the second lens and the 5th lens can respectively have positive light coke or Negative power；3rd lens and the 6th lens can have positive light coke；4th lens can have negative power；7th lens and The combination focal power of eight lens is negative power；And the effective focal length f and the 7th lens and the 8th lens of optical imaging lens Combined focal length f78 between meet：-0.5<f/f78<0.
In one embodiment, the combination focal power of the 3rd lens and the 4th lens is positive light coke.
In one embodiment, the 3rd lens can have positive light coke, and the 4th lens can have negative power.
In one embodiment, the combination focal power of the 7th lens and the 8th lens is negative power.
In one embodiment, at least one in the 7th lens and the 8th lens has negative power.
In one embodiment, the combination of the effective focal length f of optical imaging lens and the 3rd lens and the 4th lens is burnt Away from can be met between f34：0.5≤f/f34<1.0.
In one embodiment, the first lens thing side to optical imaging lens distance of the imaging surface on optical axis It can be met between the half ImgH of effective pixel area diagonal line length on TTL and optical imaging lens imaging surface：TTL/ImgH≤ 1.7, for example, TTL/ImgH≤1.7.
In one embodiment, can between the effective focal length f of optical imaging lens and the effective focal length f6 of the 6th lens Meet：0<f/f6<0.5, for example, 0.31≤f/f6≤0.41.
In one embodiment, the combination of the effective focal length f of optical imaging lens and the first lens and the second lens is burnt Away from can be met between f12：0<f/f12<0.5, for example, 0.05≤f/f12≤0.23.
In one embodiment, can between the effective focal length f of optical imaging lens and the effective focal length f1 of the first lens Meet：| f/f1 |≤0.1, for example, | f/f1 |≤0.05.
In one embodiment, the radius of curvature of the lens image side surface of radius of curvature R 3 and second of the second lens thing side It can be met between R4：0.6<R3/R4<1.2, for example, 0.88≤R3/R4≤1.07.
In one embodiment, during center thickness CT2 and the 3rd lens of second lens on optical axis are on optical axis It can be met between heart thickness CT3：0.5<CT2/CT3<0.8, for example, 0.66≤CT2/CT3≤0.69.
In one embodiment, the radius of curvature of the lens image side surface of radius of curvature R 7 and the 4th of the 4th lens thing side It can be met between R8：0<(R7-R8)/(R7+R8)<1.0, for example, 0.46≤(R7-R8)/(R7+R8)≤0.54.
In one embodiment, can between the effective focal length f of optical imaging lens and the effective focal length f5 of the 5th lens Meet：| f/f5 |≤0.1, for example, | f/f5 |≤0.06.
In one embodiment, the radius of curvature R 11 of the effective focal length f of optical imaging lens and the 6th lens thing side Between can meet：0.5<f/R11<1.0, for example, 0.65≤f/R11≤0.85.
In one embodiment, during center thickness CT6 and the 7th lens of the 6th lens on optical axis are on optical axis It can be met between heart thickness CT7：0.7<CT6/CT7<1.2, for example, 0.82≤CT6/CT7≤1.03.
In one embodiment, the combination of the effective focal length f of optical imaging lens and the 7th lens and the 8th lens is burnt Away from can be met between f78：-0.5<f/f78<0, for example, -0.38≤f/f78≤- 0.25.
In one embodiment, the curvature of the lens image side surface of radius of curvature R 13 and the 7th of the 7th lens thing side half It can be met between the R14 of footpath：| (R13-R14)/(R13+R14) |≤0.5, for example, | (R13-R14)/(R13+R14) |≤0.43.
In one embodiment, the curvature of the lens image side surface of radius of curvature R 15 and the 8th of the 8th lens thing side half It can be met between the R16 of footpath：1≤R15/R16<1.5, for example, 1.08≤R15/R16≤1.4.
In one embodiment, the Entry pupil diameters EPD of the effective focal length f of optical imaging lens and optical imaging lens it Between can meet：F/EPD≤1.8, for example, f/EPD≤1.73.
By the optical imaging lens of above-mentioned configuration, multiple-piece, ultrathin, miniaturization, high imaging can be further provided with At least one beneficial effect such as quality, low sensitivity, balance aberration.
Brief description of the drawings
By referring to the detailed description made by the following drawings, the above and further advantage of presently filed embodiment will become Obtain it is clear that accompanying drawing is intended to show that the illustrative embodiments of the application rather than is limited.In the accompanying drawings：
Fig. 1 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 1；
Fig. 2A shows chromatic curve on the axle of the optical imaging lens of embodiment 1；
Fig. 2 B show the astigmatism curve of the optical imaging lens of embodiment 1；
Fig. 2 C show the distortion curve of the optical imaging lens of embodiment 1；
Fig. 2 D show the ratio chromatism, curve of the optical imaging lens of embodiment 1；
Fig. 3 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A show chromatic curve on the axle of the optical imaging lens of embodiment 2；
Fig. 4 B show the astigmatism curve of the optical imaging lens of embodiment 2；
Fig. 4 C show the distortion curve of the optical imaging lens of embodiment 2；
Fig. 4 D show the ratio chromatism, curve of the optical imaging lens of embodiment 2；
Fig. 5 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A show chromatic curve on the axle of the optical imaging lens of embodiment 3；
Fig. 6 B show the astigmatism curve of the optical imaging lens of embodiment 3；
Fig. 6 C show the distortion curve of the optical imaging lens of embodiment 3；
Fig. 6 D show the ratio chromatism, curve of the optical imaging lens of embodiment 3；
Fig. 7 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A show chromatic curve on the axle of the optical imaging lens of embodiment 4；
Fig. 8 B show the astigmatism curve of the optical imaging lens of embodiment 4；
Fig. 8 C show the distortion curve of the optical imaging lens of embodiment 4；
Fig. 8 D show the ratio chromatism, curve of the optical imaging lens of embodiment 4；
Fig. 9 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A show chromatic curve on the axle of the optical imaging lens of embodiment 5；
Figure 10 B show the astigmatism curve of the optical imaging lens of embodiment 5；
Figure 10 C show the distortion curve of the optical imaging lens of embodiment 5；
Figure 10 D show the ratio chromatism, curve of the optical imaging lens of embodiment 5；
Figure 11 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A show chromatic curve on the axle of the optical imaging lens of embodiment 6；
Figure 12 B show the astigmatism curve of the optical imaging lens of embodiment 6；
Figure 12 C show the distortion curve of the optical imaging lens of embodiment 6；
Figure 12 D show the ratio chromatism, curve of the optical imaging lens of embodiment 6；
Figure 13 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A show chromatic curve on the axle of the optical imaging lens of embodiment 7；
Figure 14 B show the astigmatism curve of the optical imaging lens of embodiment 7；
Figure 14 C show the distortion curve of the optical imaging lens of embodiment 7；
Figure 14 D show the ratio chromatism, curve of the optical imaging lens of embodiment 7；
Figure 15 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A show chromatic curve on the axle of the optical imaging lens of embodiment 8；
Figure 16 B show the astigmatism curve of the optical imaging lens of embodiment 8；
Figure 16 C show the distortion curve of the optical imaging lens of embodiment 8；
Figure 16 D show the ratio chromatism, curve of the optical imaging lens of embodiment 8；
Figure 17 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 9；
Figure 18 A show chromatic curve on the axle of the optical imaging lens of embodiment 9；
Figure 18 B show the astigmatism curve of the optical imaging lens of embodiment 9；
Figure 18 C show the distortion curve of the optical imaging lens of embodiment 9；
Figure 18 D show the ratio chromatism, curve of the optical imaging lens of embodiment 9；
Figure 19 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 10；
Figure 20 A show chromatic curve on the axle of the optical imaging lens of embodiment 10；
Figure 20 B show the astigmatism curve of the optical imaging lens of embodiment 10；
Figure 20 C show the distortion curve of the optical imaging lens of embodiment 10；
Figure 20 D show the ratio chromatism, curve of the optical imaging lens of embodiment 10；
Figure 21 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 11；
Figure 22 A show chromatic curve on the axle of the optical imaging lens of embodiment 11；
Figure 22 B show the astigmatism curve of the optical imaging lens of embodiment 11；
Figure 22 C show the distortion curve of the optical imaging lens of embodiment 11；
Figure 22 D show the ratio chromatism, curve of the optical imaging lens of embodiment 11；
Figure 23 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 12；
Figure 24 A show chromatic curve on the axle of the optical imaging lens of embodiment 12；
Figure 24 B show the astigmatism curve of the optical imaging lens of embodiment 12；
Figure 24 C show the distortion curve of the optical imaging lens of embodiment 12；
Figure 24 D show the ratio chromatism, curve of the optical imaging lens of embodiment 12；
Figure 25 is the structural representation for showing the optical imaging lens according to the embodiment of the present application 13；
Figure 26 A show chromatic curve on the axle of the optical imaging lens of embodiment 13；
Figure 26 B show the astigmatism curve of the optical imaging lens of embodiment 13；
Figure 26 C show the distortion curve of the optical imaging lens of embodiment 13；
Figure 26 D show the ratio chromatism, curve of the optical imaging lens of embodiment 13.
Embodiment
In order to more fully understand the application, refer to the attached drawing is made into more detailed description to the various aspects of the application.Should Understand, these describe the description of illustrative embodiments simply to the application in detail, rather than limit the application in any way Scope.In the specification, identical reference numbers identical element.Stating "and/or" includes associated institute Any and all combinations of one or more of list of items.
It should be noted that in this manual, the statement of first, second grade is only used for a feature and another feature differentiation Come, and do not indicate that any limitation to feature.Therefore, it is discussed below in the case of without departing substantially from teachings of the present application First lens are also known as the second lens.
In the accompanying drawings, for convenience of description, thickness, the size and dimension of lens are somewhat exaggerated.Specifically, accompanying drawing Shown in sphere or aspherical shape be illustrated by way of example.That is, sphere or aspherical shape is not limited to accompanying drawing In the sphere that shows or aspherical shape.Accompanying drawing is merely illustrative and simultaneously non-critical is drawn to scale.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory Represented when being used in bright book exist stated feature, entirety, step, operation, element and/or part, but do not exclude the presence of or It is attached with one or more of the other feature, entirety, step, operation, element, part and/or combinations thereof.In addition, ought be such as When the statement of " ... at least one " is appeared in after the list of listed feature, the whole listed feature of modification, rather than modification Individual component in list.In addition, when describing presently filed embodiment, use " can with " represent " one of the application or Multiple embodiments ".Also, term " exemplary " is intended to refer to example or illustration.
As it is used in the present context, term " substantially ", " about " and similar term are used as the approximate term of table, and The term of table degree is not used as, and is intended to explanation by recognized by those of ordinary skill in the art, measured value or calculated value In inherent variability.
Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein be respectively provided with The application one skilled in the art's is generally understood that identical implication.It will also be appreciated that term is (such as in everyday words Term defined in allusion quotation) implication consistent with their implications in the context of correlation technique should be interpreted as having, and It will not explained with idealization or excessively formal sense, unless clearly such herein limit.
In addition, near axis area refers to the region near optical axis.First lens are closest to the lens of object and the 8th lens It is closest to the lens of photo-sensitive cell.Herein, it is referred to as thing side, each lens near the surface of object in each lens In be referred to as image side surface near the surface of imaging surface.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The application is further described below in conjunction with specific embodiment.
There are such as eight lens according to the optical imaging lens of the application illustrative embodiments, i.e. the first lens, the Two lens, the 3rd lens, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens.This eight lens along Optical axis is from thing side to image side sequential.
In the exemplary embodiment, the first lens, the second lens, the 5th lens, the 7th lens and the 8th lens can divide Ju You not positive light coke or negative power；3rd lens and the 6th lens can have positive light coke；4th lens can have negative light Focal power；By reasonably controlling the positive and negative distribution of each power of lens, not only can effectively balance control system low order Aberration so that optical imaging lens obtain preferably image quality, and can realize the characteristic of ultra-thin large aperture.
In the exemplary embodiment, the effective focal length f and the 3rd lens and the 4th lens of optical imaging lens combination It can be met between focal length f34：0.5≤f/f34<1.0, more specifically, 0.53≤f/f34 can further be met<0.74.By closing The combined focal length of reason the 3rd lens of configuration and the 4th lens, can help to shorten the total length of optical imaging lens head system, simultaneously Effectively correct astigmatism.
In the exemplary embodiment, the first lens thing side to optical imaging lens distance of the imaging surface on optical axis It can be met between the half ImgH of effective pixel area diagonal line length on TTL and optical imaging lens imaging surface：TTL/ImgH≤ 1.7, more specifically, TTL/ImgH≤1.7 can further be met.By such configuration, the aberration of peripheral field can be reduced, had It has compressed to effect the size of optical imaging lens head system, it is ensured that the ultra-slim features and miniature requirement of camera lens.
In the exemplary embodiment, between the effective focal length f of optical imaging lens and the effective focal length f6 of the 6th lens It can meet：0<f/f6<0.5, more specifically, 0.31≤f/f6≤0.41 can further be met.By such configuration, the 6th is saturating Mirror undertakes less positive light coke, can help to control the volume of eyeglass, improves the space availability ratio of eyeglass, it is ensured that meet system The demand of miniaturization.
In the exemplary embodiment, the effective focal length f and the first lens and the second lens of optical imaging lens combination It can be met between focal length f12：0<f/f12<0.5, more specifically, 0.05≤f/f12≤0.23 can further be met.By reasonable The combined focal length of the first and second lens is configured, can help to shorten the curvature of field of optical imaging lens head system, reduce spherical aberration on axle.
In the exemplary embodiment, between the effective focal length f of optical imaging lens and the effective focal length f1 of the first lens It can meet：| f/f1 |≤0.1, more specifically, can further meet | and f/f1 |≤0.05.Pass through such configuration, the first lens Less focal power is undertaken, so as to mainly utilize its aspherical feature, can be conducive to increasing aperture, correct peripheral field picture Difference.
In the exemplary embodiment, the curvature of the lens image side surface of radius of curvature R 3 and second of the second lens thing side half It can be met between the R4 of footpath：0.6<R3/R4<1.2, more specifically, 0.88≤R3/R4≤1.07 can further be met.By reasonable The lens of control second radius of curvature, can preferably converge thing sidelight line, reduce the vertical axle color of optical imaging lens head system Difference.
In the exemplary embodiment, center thickness CT2 and threeth lens of second lens on optical axis are on optical axis It can be met between center thickness CT3：0.5<CT2/CT3<0.8, more specifically, can further meet 0.66≤CT2/CT3≤ 0.69.Pass through such configuration so that lens set has a more reasonably space availability ratio, and meet packaging technology demand, reduction by the The assembling susceptibility of two lens.
In the exemplary embodiment, the curvature of the lens image side surface of radius of curvature R 7 and the 4th of the 4th lens thing side half It can be met between the R8 of footpath：0<(R7-R8)/(R7+R8)<1.0, more specifically, 0.46≤(R7-R8)/(R7+ can further be met R8)≤0.54.On the premise of imaging surface meets specification, pass through the lens thing of reasonable selection the 4th side and effectively the half of image side surface Footpath, can reasonably reduce angle of incidence of light, so as to reduce system sensitivity, and ensure the stability of assembling.
In the exemplary embodiment, between the effective focal length f of optical imaging lens and the effective focal length f5 of the 5th lens It can meet：| f/f5 |≤0.1, more specifically, can further meet | and f/f5 |≤0.06.Pass through such configuration, the 5th lens Undertake less focal power, so as to mainly utilize its aspherical feature, the deflection angle of light can be effectively reduced, reduction optics into As the sensitiveness of camera lens.
In the exemplary embodiment, the radius of curvature of the effective focal length f of optical imaging lens and the 6th lens thing side It can be met between R11：0.5<f/R11<1.0, more specifically, 0.65≤f/R11≤0.85 can further be met.By by the 6th The radius of curvature of lens constrains in rational scope, can help to be adjusted to the curvature of field and astigmatism as edge, meet periphery into As quality.
In the exemplary embodiment, center thickness CT6 and seventh lens of the 6th lens on optical axis are on optical axis It can be met between center thickness CT7：0.7<CT6/CT7<1.2, more specifically, can further meet 0.82≤CT6/CT7≤ 1.03.Pass through such configuration so that lens set has a more reasonably space availability ratio, and meet packaging technology requirement, reduction by the The assembling susceptibility of six lens and the 7th lens.
In the exemplary embodiment, the effective focal length f and the 7th lens and the 8th lens of optical imaging lens combination It can be met between focal length f78：-0.5<f/f78<0, more specifically, -0.38≤f/f78≤- 0.25 can further be met.Pass through The combined focal length of the lens of reasonable disposition the 7th and the 8th lens, makes it undertake less negative power, can balance lens group Refracting power changes, and lifts image quality.
In the exemplary embodiment, the curvature of the lens image side surface of radius of curvature R 13 and the 7th of the 7th lens thing side It can be met between radius R14：| (R13-R14)/(R13+R14) |≤0.5, more specifically, can further meet | (R13-R14)/ (R13+R14)|≤0.43.On the premise of imaging surface meets specification, the pretty good lens thing of reasonable selection the 7th side and image side surface Effective radius, can reasonably adjust beam projecting angle, the sensor preferably matched.
In the exemplary embodiment, the curvature of the lens image side surface of radius of curvature R 15 and the 8th of the 8th lens thing side It can be met between radius R16：1≤R15/R16<1.5, more specifically, 1.08≤R15/R16≤1.4 can further be met.Pass through The radius of curvature of the lens of reasonable distribution the 8th, can cause system to obtain aberration on smaller axle.
In the exemplary embodiment, the Entry pupil diameters EPD of the effective focal length f of optical imaging lens and optical imaging lens Between can meet：F/EPD≤1.8, more specifically, f/EPD≤1.73 can further be met.Pass through such configuration, Neng Gouman Sufficient optical imaging lens head system possesses more sufficient light-inletting quantity, and then lifts image quality.
In the exemplary embodiment, optical imaging lens are also provided with the aperture STO for confine optical beam, adjust into Light quantity, improves image quality.According to the optical imaging lens of the above-mentioned embodiment of the application can use multi-disc eyeglass, for example on Eight described in text.By between each power of lens of reasonable distribution, face type, the center thickness of each lens and each lens Spacing etc. on axle, can effectively expand aperture, reduction system sensitivity, the miniaturization of guarantee camera lens and the raising of optical imaging lens Image quality, so that optical imaging lens are more beneficial for producing and processing and being applicable to portable type electronic product.At this In the embodiment of application, at least one in the minute surface of each lens is aspherical mirror.The characteristics of non-spherical lens is：Curvature It is consecutive variations from lens centre to periphery.It is different from there is the spherical lens of constant curvature from lens centre to periphery, aspheric Face lens have more preferably radius of curvature characteristic, have the advantages that to improve and distort aberration and improve astigmatic image error, enable to regard Open country becomes much larger and true.After non-spherical lens, the aberration occurred when imaging can be eliminated as much as possible, so that Improve image quality.In addition, the use of non-spherical lens can also efficiently reduce the lens number in optical system.
However, it will be understood by those of skill in the art that without departing from this application claims technical scheme situation Under, the lens numbers for constituting camera lens can be changed, to obtain each result and the advantage described in this specification.For example, although It is described in embodiment by taking eight lens as an example, but the optical imaging lens are not limited to include eight lens.If Need, the optical imaging lens may also include the lens of other quantity.
The specific embodiment for the optical imaging lens for being applicable to above-mentioned embodiment is further described with reference to the accompanying drawings.
Embodiment 1
The optical imaging lens according to the embodiment of the present application 1 are described referring to Fig. 1 to Fig. 2 D.
Fig. 1 shows the structural representation of the optical imaging lens according to the embodiment of the present application 1.As shown in figure 1, optics into As camera lens includes from thing side to eight lens E1-E8 into image side sequential along optical axis.First lens E1 has thing side S1 and image side surface S2；Second lens E2 has thing side S3 and image side surface S4；3rd lens E3 has thing side S5 and image side surface S6；4th lens E4 has thing side S7 and image side surface S8；5th lens E5 has thing side S9 and image side surface S10；6th is saturating There is mirror E6 thing side S11 and image side surface S12, the 7th lens E7 to have thing side S13 and image side surface S14 and the 8th lens E8 With thing side S15 and image side surface S16.
In this embodiment, the first lens, the second lens, the 3rd lens, the 5th lens and the 6th lens are respectively provided with positive light Focal power；4th lens, the 7th lens and the 8th lens are respectively provided with negative power.
In the optical imaging lens of the present embodiment, in addition to the aperture STO for confine optical beam.According to embodiment 1 Optical imaging lens may include that the optical filter E9 with thing side S17 and image side surface S18, optical filter E9 can be used for correction color inclined Difference.Light from object sequentially through each surface S1 to S18 and is ultimately imaged on imaging surface S19.
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.
Table 1
It can be obtained by table 1, the second lens E2 things side S3 lens E2 image side surfaces S4 of radius of curvature R 3 and second curvature half R3/R4=0.89 is met between the R4 of footpath；Center thickness CT2s and threeth lens E3 of the second lens E2 on optical axis are on optical axis CT2/CT3=0.66 is met between center thickness CT3；The 4th lens E4 things side S7 lens E4 pictures of radius of curvature R 7 and the 4th (R7-R8)/(R7+R8)=0.53 is met between side S8 radius of curvature R 8；Center thicknesses of the 6th lens E6 on optical axis CT6 and the 7th lens E7 meet CT6/CT7=0.94 between the center thickness CT7 on optical axis；7th lens E7 things side S13 The lens E7 image side surfaces S14 of radius of curvature R 13 and the 7th radius of curvature R 14 between meet | (R13-R14)/(R13+R14) | =0.22；And the 8th lens E8 things side S15 the lens E8 image side surfaces S16 of radius of curvature R 15 and the 8th radius of curvature R 16 Between meet R15/R16=1.26.
The present embodiment employs eight lens as an example, by the focal length and face type of each eyeglass of reasonable distribution, effectively expanding The aperture of macro lens, shortens camera lens total length, it is ensured that the large aperture of camera lens and miniaturization；All kinds of aberrations are corrected simultaneously, are improved The resolution and image quality of camera lens.Each aspherical face type x is limited by below equation：
Wherein, x be it is aspherical along optical axis direction height be h position when, away from aspheric vertex of surface apart from rise；C is Aspherical paraxial curvature, c=1/R (that is, paraxial curvature c is the mean curvature radius R of upper table 1 inverse)；K be circular cone coefficient ( Provided in upper table 1)；Ai is the correction factor of aspherical i-th-th ranks.Table 2 below, which is shown, can be used for each minute surface in embodiment 1 S1-S16 high order term coefficient A4、A6、A8、A10、A12、A14、A16、A18And A20。
Table 2
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.6544E-02 -1.8273E-02 -1.0185E-01 3.2971E-01 -4.6198E-01 3.6847E-01 -1.7207E-01 4.3737E- 02 - 4.6680E- 03
S2 4.7143E-02 -1.8248E-01 2.2519E-01 4.8389E-02 -4.7633E-01 6.1917E-01 -3.9380E-01 1.2789E- 01 - 1.6922E- 02
S3 2.6035E-01 -6.0092E-01 9.9496E-01 -1.1345E+00 8.0539E-01 -3.4969E-01 9.0578E-02 - 1.2872E- 02 7.7300E- 04
S4 5.2480E-02 -3.1857E-01 5.1288E-01 -6.6276E-01 6.2381E-01 -3.5919E-01 1.1872E-01 - 2.0768E- 02 1.4931E- 03
S5 1.8194E-02 -1.8904E-01 3.0565E-01 -4.9328E-01 6.5985E-01 -4.8956E-01 1.8504E-01 - 3.2236E- 02 1.8178E- 03
S6 -9.5318E-02 2.7730E-01 -8.3348E-01 1.3347E+00 -1.2095E+00 6.4252E-01 -1.9785E-01 3.2679E- 02 - 2.2402E- 03
S7 -7.7286E-02 2.2631E-01 -4.8940E-01 2.0659E-01 7.3584E-01 -1.3269E+00 9.7920E-01 - 3.4779E- 01 4.8603E- 02
S8 6.7695E-02 -5.9921E-02 2.5621E-01 -8.5846E-01 1.4562E+00 -1.3647E+00 7.2452E-01 - 2.0169E- 01 2.2671E- 02
S9 -6.6859E-02 7.4114E-02 -1.4553E-01 2.8475E-01 -3.7173E-01 2.9133E-01 -1.3033E-01 3.0519E- 02 - 2.8974E- 03
S10 -9.6113E-02 2.0071E-02 -3.3310E-02 2.8657E-02 1.9385E-02 -5.0447E-02 3.6123E-02 - 1.1211E- 02 1.2885E- 03
S11 1.0949E-02 9.1659E-02 -2.8265E-01 3.4490E-01 -2.8517E-01 1.5988E-01 -5.7875E-02 1.2090E- 02 - 1.0883E- 03
S12 3.6830E-02 -3.2221E-03 -4.1848E-02 8.0258E-03 1.0963E-02 -6.3453E-03 1.4316E-03 - 1.5162E- 04 6.2634E- 06
S13 1.9386E-01 -4.0640E-01 4.4838E-01 -3.9587E-01 2.3226E-01 -8.4347E-02 1.8427E-02 - 2.2330E- 03 1.1564E- 04
S14 9.5593E-02 -1.0860E-01 1.7447E-02 1.4693E-02 -9.1221E-03 2.4379E-03 -3.5726E-04 2.7758E- 05 - 8.9215E- 07
S15 -2.2838E-01 7.1654E-02 5.8030E-04 -5.4569E-03 1.5220E-03 -2.0784E-04 1.5452E-05 - 5.8039E- 07 8.1372E- 09
S16 -1.6490E-01 8.5549E-02 -3.1552E-02 8.3826E-03 -1.5611E-03 1.9384E-04 -1.5028E-05 6.5001E- 07 - 1.1868E- 08
Table 3 as shown below provides the effective focal length f1 to f8 of each lens of embodiment 1, the imaging of optical imaging lens The effective focal length f of camera lens, the half HFOV at the maximum field of view angle of optical imaging lens and the first lens E1 thing side S1 are extremely The imaging surface S19 of optical imaging lens on optical axis apart from TTL.
Table 3
f1(mm) 419.80 f7(mm) -22.06
f2(mm) 19.79 f8(mm) -27.35
f3(mm) 3.62 f(mm 3.86
f4(mm) -6.24 TTL(mm) 5.26
f5(mm) 113.69 HFOV(°) 40.4
f6(mm) 10.69
According to table 3, met between the effective focal length f of optical imaging lens and the first lens E1 effective focal length f1 | f/f1 | =0.01；Met between the effective focal length f and the 5th lens E5 of optical imaging lens effective focal length f5 | f/f5 |=0.03；With And meet f/f6=0.36 between the effective focal length f and the 6th lens E6 of optical imaging lens effective focal length f6.
In this embodiment, the effective focal length f of optical imaging lens and the first lens E1 and the second lens E2 combination are burnt Away from meeting f/f12=0.2 between f12；The effective focal length f and the 3rd lens E3 and the 4th lens E4 of optical imaging lens combination F/f34=0.54 is met between focal length f34；The effective focal length f of optical imaging lens and the 6th lens E6 things side S11 curvature F/R11=0.65 is met between radius R11；The effective focal length f's and the 7th lens E7 and the 8th lens E8 of optical imaging lens F/f78=-0.34 is met between combined focal length f78；The effective focal length f of optical imaging lens and the entrance pupil of optical imaging lens are straight F/EPD=1.67 is met between the EPD of footpath；And first lens thing side to optical imaging lens imaging surface on optical axis away from TTL/ImgH=is met between half ImgH from effective pixel area diagonal line length on TTL and optical imaging lens imaging surface 1.59。
Fig. 2A shows chromatic curve on the axle of the optical imaging lens of embodiment 1, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Fig. 2 B show the astigmatism curve of the optical imaging lens of embodiment 1, its table Show meridianal image surface bending and sagittal image surface bending.Fig. 2 C show the distortion curve of the optical imaging lens of embodiment 1, and it is represented Distortion sizes values in the case of different visual angles.Fig. 2 D show the ratio chromatism, curve of the optical imaging lens of embodiment 1, its table Show deviation of the light via the different image heights after optical imaging lens on imaging surface.Understood, implemented according to Fig. 2A to Fig. 2 D Optical imaging lens given by example 1 can realize good image quality.
Embodiment 2
The optical imaging lens according to the embodiment of the present application 2 are described referring to Fig. 3 to Fig. 4 D.Except optical imaging lens Outside the parameter of each eyeglass of head, such as except between on the radius of curvature of each eyeglass, thickness, circular cone coefficient, effective focal length, axle Outside, high order term coefficient of each minute surface etc., optical imaging lens and reality described in the present embodiment 2 and following embodiment The arrangement for applying optical imaging lens described in example 1 is identical.For brevity, it is clipped is similar to Example 1 Description.
Fig. 3 shows the structural representation of the optical imaging lens according to the embodiment of the present application 2.As shown in figure 3, according to reality Apply the first to the 8th lens E1-E8 that the optical imaging lens of example 2 include having thing side and image side surface respectively.
In this embodiment, the first lens, the second lens, the 3rd lens, the 5th lens and the 6th lens are respectively provided with positive light Focal power；4th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 4 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 2 And circular cone coefficient.Table 5 shows the high order term coefficient of each aspherical mirror in embodiment 2.Table 6 shows each of embodiment 2 The effective focal length f1 to f8 of mirror, the effective focal length f of the imaging lens of optical imaging lens, the maximum field of view angle of optical imaging lens Half HFOV and the first lens L1 thing side S1 to optical imaging lens imaging surface S19 on optical axis apart from TTL. Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 4
Table 5
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.8300E-02 -2.5888E-02 -7.9868E-02 2.8215E-01 -3.9487E-01 3.1033E-01 -1.4234E-01 3.5516E- 02 - 3.7207E- 03
S2 5.1242E-02 -2.0409E-01 2.8079E-01 -5.8822E-02 -3.2140E-01 4.6865E-01 -3.0403E-01 9.8483E- 02 - 1.2886E- 02
S3 2.6033E-01 -6.0465E-01 9.9339E-01 -1.1148E+00 7.8101E-01 -3.3597E-01 8.6468E-02 - 1.2230E- 02 7.3171E- 04
S4 4.9951E-02 -3.0317E-01 4.6128E-01 -5.6186E-01 5.1424E-01 -2.9235E-01 9.5839E-02 - 1.6658E- 02 1.1911E- 03
S5 1.5209E-02 -1.7425E-01 2.4925E-01 -3.6240E-01 4.8655E-01 -3.5944E-01 1.3068E-01 - 2.0548E- 02 8.1950E- 04
S6 -1.0520E-01 3.1080E-01 -8.7298E-01 1.3465E+00 -1.1900E+00 6.1977E-01 -1.8763E-01 3.0523E- 02 - 2.0633E- 03
S7 -8.5516E-02 2.5363E-01 -5.2549E-01 2.5802E-01 6.2919E-01 -1.1726E+00 8.5757E-01 - 2.9990E- 01 4.1209E- 02
S8 6.4465E-02 -3.2827E-02 1.2733E-01 -5.0498E-01 8.7832E-01 -7.9343E-01 3.9165E-01 - 9.7230E- 02 9.1233E- 03
S9 -6.5972E-02 7.4116E-02 -1.5307E-01 3.0262E-01 -3.9479E-01 3.0807E-01 -1.3684E-01 3.1758E- 02 - 2.9854E- 03
S10 -8.9412E-02 -3.3205E-03 3.3797E-02 -8.4890E-02 1.3622E-01 -1.2479E-01 6.4333E-02 - 1.7013E- 02 1.7842E- 03
S11 1.2588E-02 7.2812E-02 -2.3776E-01 2.9179E-01 -2.4574E-01 1.4155E-01 -5.2895E-02 1.1384E- 02 - 1.0490E- 03
S12 4.1499E-02 -1.2942E-02 -3.4339E-02 7.4838E-03 8.8427E-03 -5.1674E-03 1.1542E-03 - 1.2037E- 04 4.8832E- 06
S13 1.9201E-01 -4.0124E-01 4.4107E-01 -3.8966E-01 2.2942E-01 -8.3675E-02 1.8353E-02 - 2.2311E- 03 1.1580E- 04
S14 9.0589E-02 -1.0264E-01 1.4450E-02 1.5557E-02 -9.2215E-03 2.4166E-03 -3.4831E-04 2.6631E- 05 - 8.4260E- 07
S15 -2.2964E-01 7.1032E-02 2.2913E-04 -4.7544E-03 1.2136E-03 -1.4220E-04 7.8402E-06 - 1.1729E- 07 - 3.4554E- 09
S16 -1.6785E-01 8.7785E-02 -3.2789E-02 8.8755E-03 -1.6897E-03 2.1503E-04 -1.7106E-05 7.5890E- 07 - 1.4197E- 08
Table 6
f1(mm) 293.99 f7(mm) -21.68
f2(mm) 19.45 f8(mm) -25.50
f3(mm) 3.65 f(mm) 3.89
f4(mm) -6.20 TTL(mm) 5.30
f5(mm) 128.63 HFOV(°) 40.1
f6(mm) 10.43
Fig. 4 A show chromatic curve on the axle of the optical imaging lens of embodiment 2, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Fig. 4 B show the astigmatism curve of the optical imaging lens of embodiment 2, its table Show meridianal image surface bending and sagittal image surface bending.Fig. 4 C show the distortion curve of the optical imaging lens of embodiment 2, and it is represented Distortion sizes values in the case of different visual angles.Fig. 4 D show the ratio chromatism, curve of the optical imaging lens of embodiment 2, its table Show deviation of the light via the different image heights after optical imaging lens on imaging surface.Understood, implemented according to Fig. 4 A to Fig. 4 D Optical imaging lens given by example 2 can realize good image quality.
Embodiment 3
The optical imaging lens according to the embodiment of the present application 3 are described referring to Fig. 5 to Fig. 6 D.
Fig. 5 shows the structural representation of the optical imaging lens according to the embodiment of the present application 3.As shown in figure 5, according to reality Apply the first to the 8th lens E1-E8 that the optical imaging lens of example 3 include having thing side and image side surface respectively.
In this embodiment, the first lens, the second lens, the 3rd lens, the 5th lens, the 6th lens and the 8th lens are equal With positive light coke；4th lens and the 7th lens are respectively provided with negative power.
Table 7 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 3 And circular cone coefficient.Table 8 shows the high order term coefficient of each aspherical mirror in embodiment 3.Table 9 shows each of embodiment 3 The effective focal length f1 to f8 of mirror, the effective focal length f of the imaging lens of optical imaging lens, the maximum field of view angle of optical imaging lens Half HFOV and the first lens L1 thing side S1 to optical imaging lens imaging surface S19 on optical axis apart from TTL. Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 7
Table 8
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.9336E-02 -3.1201E-02 -5.7429E-02 2.2347E-01 -3.0713E-01 2.3366E-01 -1.0348E-01 2.4928E-02 - 2.5220E -03
S2 5.1110E-02 -2.0614E-01 2.9430E-01 -1.1557E-01 -1.9910E-01 3.2604E-01 -2.1160E-01 6.7069E-02 - 8.5181E -03
S3 2.5482E-01 -5.8544E-01 9.4425E-01 -1.0354E+00 7.1106E-01 -3.0112E-01 7.6522E-02 -1.0707E- 02 6.3430E -04
S4 4.6132E-02 -2.7631E-01 3.8108E-01 -4.2231E-01 3.7294E-01 -2.0970E-01 6.8344E-02 -1.1824E- 02 8.4223E -04
S5 1.3104E-02 -1.5971E-01 2.0283E-01 -2.6928E-01 3.7272E-01 -2.8112E-01 1.0231E-01 -1.5845E- 02 5.9333E -04
S6 -1.0760E-01 3.1023E-01 -8.2753E-01 1.2370E+00 -1.0665E+00 5.4288E-01 -1.6079E-01 2.5606E-02 - 1.6956E -03
S7 -8.8603E-02 2.5218E-01 -5.0298E-01 2.6932E-01 4.9109E-01 -9.4198E-01 6.7995E-01 -2.3311E- 01 3.1346E -02
S8 6.2704E-02 -1.4998E-02 2.3099E-02 -1.9239E-01 3.5441E-01 -2.7665E-01 9.4312E-02 -5.4135E- 03 - 2.5824E -03
S9 -6.3786E-02 7.1626E-02 -1.5292E-01 3.0005E-01 -3.8564E-01 2.9633E-01 -1.2951E-01 2.9555E-02 - 2.7309E -03
S10 -8.4667E-02 -1.5971E-02 6.8408E-02 -1.3859E-01 1.8547E-01 -1.5179E-01 7.2673E-02 -1.8284E- 02 1.8506E -03
S11 1.3497E-02 6.7121E-02 -2.3444E-01 3.0644E-01 -2.6963E-01 1.5868E-01 -5.9520E-02 1.2700E-02 - 1.1524E -03
S12 6.2265E-02 -6.1782E-02 1.6058E-02 -1.9614E-02 1.6635E-02 -6.2776E-03 1.1978E-03 -1.1428E- 04 4.3507E -06
S13 1.9647E-01 -4.0935E-01 4.4367E-01 -3.8332E-01 2.2279E-01 -8.0874E-02 1.7735E-02 -2.1599E- 03 1.1239E -04
S14 7.5709E-02 -8.9808E-02 9.8010E-03 1.6184E-02 -9.0853E-03 2.3341E-03 -3.3129E-04 2.4963E-05 - 7.7861E -07
S15 -2.0415E-01 4.4857E-02 1.3165E-02 -8.5048E-03 1.8974E-03 -2.2196E-04 1.3641E-05 -3.5795E- 07 9.1772E -10
S16 -1.6916E-01 8.7763E-02 -3.3253E-02 9.2151E-03 -1.7940E-03 2.3248E-04 -1.8754E-05 8.4109E-07 - 1.5873E -08
Table 9
f1(mm) 207.81 f7(mm) -12.97
f2(mm) 18.74 f8(mm) 281.29
f3(mm) 3.69 f(mm) 3.94
f4(mm) -6.16 TTL(mm) 5.35
f5(mm) 151.57 HFOV(°) 39.7
f6(mm) 11.07
Fig. 6 A show chromatic curve on the axle of the optical imaging lens of embodiment 3, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Fig. 6 B show the astigmatism curve of the optical imaging lens of embodiment 3, its table Show meridianal image surface bending and sagittal image surface bending.Fig. 6 C show the distortion curve of the optical imaging lens of embodiment 3, and it is represented Distortion sizes values in the case of different visual angles.Fig. 6 D show the ratio chromatism, curve of the optical imaging lens of embodiment 3, its table Show deviation of the light via the different image heights after optical imaging lens on imaging surface.Understood, implemented according to Fig. 6 A to Fig. 6 D Optical imaging lens given by example 3 can realize good image quality.
Embodiment 4
The optical imaging lens according to the embodiment of the present application 4 are described referring to Fig. 7 to Fig. 8 D.
Fig. 7 shows the structural representation of the optical imaging lens according to the embodiment of the present application 4.As shown in fig. 7, according to reality Apply the first to the 8th lens E1-E8 that the optical imaging lens of example 4 include having thing side and image side surface respectively.
In this embodiment, the first lens, the second lens, the 3rd lens, the 6th lens and the 8th lens are respectively provided with positive light Focal power；4th lens, the 5th lens and the 7th lens are respectively provided with negative power.
Table 10 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 4 Material and circular cone coefficient.Table 11 shows the high order term coefficient of each aspherical mirror in embodiment 4.Table 12 shows embodiment 4 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens are regarded The half HFOV of rink corner and the first lens L1 thing side S1 to optical imaging lens distances of the imaging surface S19 on optical axis TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 10
Table 11
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.1831E-02 -2.4531E-02 -4.2902E-02 1.6664E-01 -2.2075E-01 1.6133E-01 -6.8883E-02 1.6092E-02 - 1.5889E -03
S2 6.6925E-02 -2.5085E-01 4.1083E-01 -3.5810E-01 1.4917E-01 9.4079E-03 -3.9129E-02 1.5889E-02 - 2.1672E -03
S3 2.4449E-01 -5.5151E-01 8.4199E-01 -8.7585E-01 5.7469E-01 -2.3295E-01 5.6632E-02 -7.5735E- 03 4.2869E -04
S4 5.1225E-02 -2.3457E-01 2.0072E-01 -1.4196E-01 1.5474E-01 -1.1666E-01 4.6614E-02 -9.2927E- 03 7.3468E -04
S5 1.0290E-02 -1.1658E-01 6.3851E-02 -8.3207E-02 2.5259E-01 -2.5696E-01 1.1532E-01 -2.3639E- 02 1.7551E -03
S6 -1.0737E-01 1.6516E-01 -2.9449E-01 3.7231E-01 -2.9087E-01 1.3638E-01 -3.7253E-02 5.4626E-03 - 3.3280E -04
S7 -1.0323E-01 1.5921E-01 -2.3953E-01 2.1279E-01 -6.1339E-02 -7.1783E-02 8.6799E-02 -3.7005E- 02 5.7623E -03
S8 4.5794E-02 5.1733E-03 -9.1739E-02 2.4047E-01 -4.0301E-01 4.3977E-01 -2.8534E-01 9.9860E-02 - 1.4373E -02
S9 -5.8318E-02 9.2929E-02 -2.1623E-01 3.5547E-01 -3.7517E-01 2.4292E-01 -9.1708E-02 1.8405E-02 - 1.5139E -03
S10 -1.0926E-01 1.1848E-01 -2.2035E-01 2.5554E-01 -1.7132E-01 5.9550E-02 -5.8662E-03 -1.8045E- 03 3.7446E -04
S11 -3.1611E-02 1.7486E-01 -3.5440E-01 3.6707E-01 -2.5064E-01 1.1574E-01 -3.5419E-02 6.4820E-03 - 5.2632E -04
S12 2.5543E-02 1.8013E-02 -1.0077E-01 8.8172E-02 -4.1290E-02 1.1775E-02 -2.0218E-03 1.9079E-04 - 7.5647E -06
S13 1.9604E-01 -3.5758E-01 3.4727E-01 -2.7071E-01 1.4393E-01 -4.8080E-02 9.6945E-03 -1.0818E- 03 5.1402E -05
S14 8.4834E-02 -1.0223E-01 3.4104E-02 -4.2292E-03 -2.5566E-04 1.5345E-04 -2.1283E-05 1.3993E-06 - 3.7699E -08
S15 -1.6140E-01 2.0188E-02 1.6084E-02 -6.9677E-03 1.2238E-03 -1.0239E-04 2.4540E-06 1.7964E-07 - 9.4393E -09
S16 -1.4815E-01 6.7781E-02 -2.3101E-02 6.0271E-03 -1.1403E-03 1.4517E-04 -1.1509E-05 5.0565E-07 - 9.3109E -09
Table 12
f1(mm) 92.59 f7(mm) -9.61
f2(mm) 39.72 f8(mm) 25.46
f3(mm) 3.77 f(mm) 4.11
f4(mm) -7.41 TTL(mm) 5.53
f5(mm) -652.32 HFOV(°) 38.9
f6(mm) 11.91
Fig. 8 A show chromatic curve on the axle of the optical imaging lens of embodiment 4, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Fig. 8 B show the astigmatism curve of the optical imaging lens of embodiment 4, its table Show meridianal image surface bending and sagittal image surface bending.Fig. 8 C show the distortion curve of the optical imaging lens of embodiment 4, and it is represented Distortion sizes values in the case of different visual angles.Fig. 8 D show the ratio chromatism, curve of the optical imaging lens of embodiment 4, its table Show deviation of the light via the different image heights after optical imaging lens on imaging surface.Understood, implemented according to Fig. 8 A to Fig. 8 D Optical imaging lens given by example 4 can realize good image quality.
Embodiment 5
The optical imaging lens according to the embodiment of the present application 5 are described referring to Fig. 9 to Figure 10 D.
Fig. 9 shows the structural representation of the optical imaging lens according to the embodiment of the present application 5.As shown in figure 9, according to reality Apply the first to the 8th lens E1-E8 that the optical imaging lens of example 5 include having thing side and image side surface respectively.
In this embodiment, the first lens, the second lens, the 3rd lens, the 6th lens and the 7th lens are respectively provided with positive light Focal power；4th lens, the 5th lens and the 8th lens are respectively provided with negative power.
Table 13 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 5 Material and circular cone coefficient.Table 14 shows the high order term coefficient of each aspherical mirror in embodiment 5.Table 15 shows embodiment 5 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens are regarded The half HFOV of rink corner and the first lens L1 thing side S1 to optical imaging lens distances of the imaging surface S19 on optical axis TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 13
Table 14
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.5905E-02 -3.8154E-02 -3.2506E-02 1.9625E-01 -2.9503E-01 2.3460E-01 -1.0698E-01 2.6428E- 02 - 2.7452E- 03
S2 7.2785E-02 -3.0145E-01 5.5459E-01 -5.5965E-01 3.0162E-01 -4.7517E-02 -3.5843E-02 2.0332E- 02 - 3.2042E- 03
S3 2.4722E-01 -6.0521E-01 1.0015E+00 -1.1019E+00 7.5323E-01 -3.1571E-01 7.9033E-02 - 1.0854E- 02 6.2968E- 04
S4 8.4937E-02 -3.7337E-01 4.3955E-01 -3.7703E-01 3.0285E-01 -1.7795E-01 6.2715E-02 - 1.1715E- 02 8.9268E- 04
S5 2.6568E-02 -1.6171E-01 8.1893E-02 -1.8719E-02 1.6417E-01 -2.1179E-01 1.0559E-01 - 2.3164E- 02 1.8231E- 03
S6 -1.1895E-01 2.2023E-01 -4.3880E-01 5.9609E-01 -5.0186E-01 2.5476E-01 -7.5513E-02 1.2021E- 02 - 7.9453E- 04
S7 -1.0653E-01 1.9760E-01 -3.2580E-01 2.6992E-01 1.8474E-02 -2.5959E-01 2.3987E-01 - 9.4912E- 02 1.4219E- 02
S8 4.4553E-02 1.1975E-02 -9.3798E-02 2.0072E-01 -3.0349E-01 3.2530E-01 -2.1397E-01 7.6702E- 02 - 1.1320E- 02
S9 -6.2612E-02 9.7560E-02 -2.3491E-01 4.0744E-01 -4.5176E-01 3.0674E-01 -1.2146E-01 2.5574E- 02 - 2.2073E- 03
S10 -1.0104E-01 8.3646E-02 -1.5243E-01 1.6955E-01 -9.9552E-02 2.0465E-02 7.5529E-03 - 4.4315E- 03 5.9633E- 04
S11 -1.1823E-02 9.1324E-02 -2.0684E-01 2.0499E-01 -1.3897E-01 6.6955E-02 -2.2458E-02 4.6324E- 03 - 4.2320E- 04
S12 -8.2278E-03 4.4702E-02 -9.2580E-02 6.1770E-02 -2.3092E-02 5.5585E-03 -8.6524E-04 7.8700E- 05 - 3.1275E- 06
S13 1.5853E-01 -2.7508E-01 2.4197E-01 -1.8442E-01 9.8714E-02 -3.3101E-02 6.6768E-03 - 7.4593E- 04 3.5615E- 05
S14 1.1264E-01 -1.3410E-01 4.8345E-02 -6.5159E-03 -7.1234E-04 4.3841E-04 -7.6366E-05 6.3279E- 06 - 2.0919E- 07
S15 -1.9049E-01 4.5272E-02 3.1217E-03 -2.3355E-03 1.0529E-04 7.3348E-05 -1.4600E-05 1.1025E- 06 - 3.0651E- 08
S16 -1.4297E-01 6.5908E-02 -2.0948E-02 4.8272E-03 -8.0119E-04 9.1557E-05 -6.6993E-06 2.7737E- 07 - 4.8739E- 09
Table 15
f1(mm) 82.43 f7(mm) 255.86
f2(mm) 175.42 f8(mm) -11.32
f3(mm) 3.57 f(mm) 4.07
f4(mm) -7.65 TTL(mm) 5.52
f5(mm) -104.91 HFOV(°) 39.1
f6(mm) 10.49
Figure 10 A show chromatic curve on the axle of the optical imaging lens of embodiment 5, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Figure 10 B show the astigmatism curve of the optical imaging lens of embodiment 5, its Represent meridianal image surface bending and sagittal image surface bending.Figure 10 C show the distortion curve of the optical imaging lens of embodiment 5, its Represent the distortion sizes values in the case of different visual angles.Figure 10 D show that the ratio chromatism, of the optical imaging lens of embodiment 5 is bent Line, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 10 A to Figure 10 D Understand, the optical imaging lens given by embodiment 5 can realize good image quality.
Embodiment 6
The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.
Figure 11 shows the structural representation of the optical imaging lens according to the embodiment of the present application 6.As shown in figure 11, according to The optical imaging lens of embodiment 6 include first to the 8th lens E1-E8 respectively with thing side and image side surface.
In this embodiment, the first lens, the second lens, the 3rd lens, the 5th lens and the 6th lens are respectively provided with positive light Focal power；4th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 16 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 6 Material and circular cone coefficient.Table 17 shows the high order term coefficient of each aspherical mirror in embodiment 6.Table 18 shows embodiment 6 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens are regarded The half HFOV of rink corner and the first lens L1 thing side S1 to optical imaging lens distances of the imaging surface S19 on optical axis TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 16
Table 17
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 -1.4315E-05 4.3414E-05 8.8702E-06 7.3556E-05 -5.2208E-05 3.6653E-05 -1.3273E-05 3.0258E- 06 - 1.8212E- 07
S2 -8.3651E-05 -4.6587E-05 4.5647E-05 -1.3876E-04 1.9039E-04 -1.4564E-04 7.4008E-05 - 1.5966E- 05 1.9826E- 06
S3 2.3351E-01 -4.4367E-01 6.4491E-01 -7.4023E-01 5.4436E-01 -2.4299E-01 6.4044E-02 - 9.1931E- 03 5.5528E- 04
S4 1.0760E-01 -4.7144E-01 6.9649E-01 -8.2470E-01 7.6223E-01 -4.4899E-01 1.5347E-01 - 2.7779E- 02 2.0615E- 03
S5 4.9437E-02 -1.8191E-01 2.4211E-02 7.5848E-02 1.6479E-01 -2.8622E-01 1.5647E-01 - 3.6462E- 02 3.0331E- 03
S6 -4.8348E-02 6.0300E-02 -3.7793E-01 7.9430E-01 -8.3196E-01 4.8548E-01 -1.5991E-01 2.7811E- 02 - 1.9876E- 03
S7 -7.2673E-02 3.3108E-01 -1.2231E+00 2.3396E+00 -2.6285E+00 1.7291E+00 -6.1343E-01 9.4570E- 02 - 2.1634E- 03
S8 7.4585E-02 -1.0074E-01 5.7027E-01 -1.9219E+00 3.4017E+00 -3.4681E+00 2.0519E+00 - 6.4860E- 01 8.4285E- 02
S9 -8.0998E-02 1.3904E-01 -3.4997E-01 6.8943E-01 -8.3819E-01 6.0703E-01 -2.5539E-01 5.7495E- 02 - 5.3488E- 03
S10 -1.2764E-01 1.0513E-01 -3.0212E-01 5.4144E-01 -5.5551E-01 3.4223E-01 -1.2335E-01 2.3925E- 02 - 1.9318E- 03
S11 1.6904E-02 1.6715E-01 -5.7016E-01 8.1311E-01 -7.3014E-01 4.1825E-01 -1.4717E-01 2.8897E- 02 - 2.4131E- 03
S12 7.0872E-02 -9.9267E-02 9.2306E-02 -1.0060E-01 6.3445E-02 -2.1691E-02 4.0899E-03 - 4.0229E- 04 1.6167E- 05
S13 2.3838E-01 -5.1715E-01 5.1432E-01 -3.5456E-01 1.5879E-01 -4.3783E-02 7.1777E-03 - 6.4872E- 04 2.5431E- 05
S14 1.5805E-01 -2.6180E-01 1.7629E-01 -7.6645E-02 2.2396E-02 -4.2112E-03 4.7976E-04 - 2.9853E- 05 7.7317E- 07
S15 -2.4498E-01 1.2960E-01 -4.8551E-02 1.4960E-02 -3.3754E-03 5.0338E-04 -4.6250E-05 2.3602E- 06 - 5.1039E- 08
S16 -1.6426E-01 9.4435E-02 -3.7604E-02 1.0043E-02 -1.7708E-03 2.0060E-04 -1.3958E-05 5.4045E- 07 - 8.8752E- 09
Table 18
Figure 12 A show chromatic curve on the axle of the optical imaging lens of embodiment 6, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Figure 12 B show the astigmatism curve of the optical imaging lens of embodiment 6, its Represent meridianal image surface bending and sagittal image surface bending.Figure 12 C show the distortion curve of the optical imaging lens of embodiment 6, its Represent the distortion sizes values in the case of different visual angles.Figure 12 D show that the ratio chromatism, of the optical imaging lens of embodiment 6 is bent Line, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 12 A to Figure 12 D Understand, the optical imaging lens given by embodiment 6 can realize good image quality.
Embodiment 7
The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.
Figure 13 shows the structural representation of the optical imaging lens according to the embodiment of the present application 7.As shown in figure 13, according to The optical imaging lens of embodiment 7 include first to the 8th lens E1-E8 respectively with thing side and image side surface.
In this embodiment, the second lens, the 3rd lens, the 5th lens and the 6th lens are respectively provided with positive light coke；First Lens, the 4th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 19 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 7 Material and circular cone coefficient.Table 20 shows the high order term coefficient of each aspherical mirror in embodiment 7.Table 21 shows embodiment 7 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens are regarded The half HFOV of rink corner and the first lens L1 thing side S1 to optical imaging lens distances of the imaging surface S19 on optical axis TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 19
Table 20
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.8679E-03 -2.7328E-03 7.3471E-03 -2.5475E-02 3.7929E-02 -2.7071E-02 9.7317E-03 -1.6082E- 03 8.2029E -05
S2 9.2908E-03 -7.9700E-02 3.1895E-01 -7.1719E-01 9.5674E-01 -7.7349E-01 3.7268E-01 -9.8619E- 02 1.1052E -02
S3 2.3500E-01 -4.6649E-01 7.1655E-01 -8.3982E-01 6.2008E-01 -2.7685E-01 7.2950E-02 -1.0470E- 02 6.3243E -04
S4 1.0964E-01 -4.9746E-01 7.8106E-01 -9.4730E-01 8.5788E-01 -4.9199E-01 1.6460E-01 -2.9314E- 02 2.1484E -03
S5 5.7574E-02 -2.4028E-01 2.0219E-01 -2.2672E-01 4.7538E-01 -4.8194E-01 2.3025E-01 -5.1694E- 02 4.3551E -03
S6 -4.2826E-02 3.4033E-02 -3.3277E-01 7.5525E-01 -8.1264E-01 4.7972E-01 -1.5885E-01 2.7697E-02 - 1.9816E -03
S7 -6.6061E-02 2.8224E-01 -1.0576E+00 2.0063E+00 -2.2026E+00 1.3841E+00 -4.4338E-01 4.8315E-02 3.1408E -03
S8 7.1167E-02 -8.2417E-02 5.1164E-01 -1.7987E+00 3.2405E+00 -3.3399E+00 1.9916E+00 -6.3314E- 01 8.2616E -02
S9 -8.1739E-02 1.3562E-01 -3.3073E-01 6.4942E-01 -7.9406E-01 5.7937E-01 -2.4556E-01 5.5655E-02 - 5.2089E -03
S10 -1.2678E-01 9.7383E-02 -2.7256E-01 4.8491E-01 -4.9417E-01 3.0244E-01 -1.0807E-01 2.0727E-02 - 1.6509E -03
S11 1.5810E-02 1.7913E-01 -6.0971E-01 8.7888E-01 -7.9236E-01 4.5304E-01 -1.5856E-01 3.0919E-02 - 2.5639E -03
S12 7.7993E-02 -1.1463E-01 1.0827E-01 -1.1064E-01 6.7440E-02 -2.2701E-02 4.2467E-03 -4.1589E- 04 1.6671E -05
S13 2.4546E-01 -5.4265E-01 5.6100E-01 -4.0484E-01 1.9104E-01 -5.6199E-02 9.9906E-03 -9.9430E- 04 4.3188E -05
S14 1.5630E-01 -2.5781E-01 1.7334E-01 -7.5674E-02 2.2257E-02 -4.2094E-03 4.8160E-04 -3.0051E- 05 7.7968E -07
S15 -2.4625E-01 1.3189E-01 -5.0898E-02 1.6168E-02 -3.7202E-03 5.6126E-04 -5.1966E-05 2.6676E-06 - 5.7985E -08
S16 -1.6300E-01 9.2717E-02 -3.6850E-02 9.8549E-03 -1.7366E-03 1.9617E-04 -1.3592E-05 5.2374E-07 - 8.5593E -09
Table 21
f1(mm) -1338.65 f7(mm) -19.20
f2(mm) 26.90 f8(mm) -45.33
f3(mm) 3.40 f(mm) 3.80
f4(mm) -6.01 TTL(mm) 5.24
f5(mm) 62.17 HFOV(°) 38.2
f6(mm) 12.13
Figure 14 A show chromatic curve on the axle of the optical imaging lens of embodiment 7, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Figure 14 B show the astigmatism curve of the optical imaging lens of embodiment 7, its Represent meridianal image surface bending and sagittal image surface bending.Figure 14 C show the distortion curve of the optical imaging lens of embodiment 7, its Represent the distortion sizes values in the case of different visual angles.Figure 14 D show that the ratio chromatism, of the optical imaging lens of embodiment 7 is bent Line, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 14 A to Figure 14 D Understand, the optical imaging lens given by embodiment 7 can realize good image quality.
Embodiment 8
The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.
Figure 15 shows the structural representation of the optical imaging lens according to the embodiment of the present application 8.As shown in figure 15, according to The optical imaging lens of embodiment 8 include first to the 8th lens E1-E8 respectively with thing side and image side surface.
In this embodiment, the second lens, the 3rd lens, the 5th lens and the 6th lens are respectively provided with positive light coke；First Lens, the 4th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 22 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 8 Material and circular cone coefficient.Table 23 shows the high order term coefficient of each aspherical mirror in embodiment 8.Table 24 shows embodiment 8 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens are regarded The half HFOV of rink corner and the first lens L1 thing side S1 to optical imaging lens distances of the imaging surface S19 on optical axis TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 22
Table 23
Table 24
f1(mm) -1369.05 f7(mm) -26.94
f2(mm) 27.14 f8(mm) -40.52
f3(mm) 3.40 f(mm) 3.71
f4(mm) -6.03 TTL(mm) 5.21
f5(mm) 63.59 HFOV(°) 38.8
f6(mm) 12.11
Figure 16 A show chromatic curve on the axle of the optical imaging lens of embodiment 8, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Figure 16 B show the astigmatism curve of the optical imaging lens of embodiment 8, its Represent meridianal image surface bending and sagittal image surface bending.Figure 16 C show the distortion curve of the optical imaging lens of embodiment 8, its Represent the distortion sizes values in the case of different visual angles.Figure 16 D show that the ratio chromatism, of the optical imaging lens of embodiment 8 is bent Line, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 16 A to Figure 16 D Understand, the optical imaging lens given by embodiment 8 can realize good image quality.
Embodiment 9
The optical imaging lens according to the embodiment of the present application 9 are described referring to Figure 17 to Figure 18 D.
Figure 17 shows the structural representation of the optical imaging lens according to the embodiment of the present application 9.As shown in figure 17, according to The optical imaging lens of embodiment 9 include first to the 8th lens E1-E8 respectively with thing side and image side surface.
In this embodiment, the first lens, the second lens, the 3rd lens and the 6th lens are respectively provided with positive light coke；4th Lens, the 5th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 25 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 9 Material and circular cone coefficient.Table 26 shows the high order term coefficient of each aspherical mirror in embodiment 9.Table 27 shows embodiment 9 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens are regarded The half HFOV of rink corner and the first lens L1 thing side S1 to optical imaging lens distances of the imaging surface S19 on optical axis TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 25
Table 26
Table 27
f1(mm) 83.45 f7(mm) -23.92
f2(mm) 162.03 f8(mm) -23.65
f3(mm) 3.50 f(mm) 4.07
f4(mm) -7.26 TTL(mm) 5.50
f5(mm) -127.78 HFOV(°) 39.2
f6(mm) 9.88
Figure 18 A show chromatic curve on the axle of the optical imaging lens of embodiment 9, and it represents the light warp of different wave length Deviateed by the converging focal point after optical imaging lens.Figure 18 B show the astigmatism curve of the optical imaging lens of embodiment 9, its Represent meridianal image surface bending and sagittal image surface bending.Figure 18 C show the distortion curve of the optical imaging lens of embodiment 9, its Represent the distortion sizes values in the case of different visual angles.Figure 18 D show that the ratio chromatism, of the optical imaging lens of embodiment 9 is bent Line, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 18 A to Figure 18 D Understand, the optical imaging lens given by embodiment 9 can realize good image quality.
Embodiment 10
The optical imaging lens according to the embodiment of the present application 10 are described referring to Figure 19 to Figure 20 D.
Figure 19 shows the structural representation of the optical imaging lens according to the embodiment of the present application 10.As shown in figure 19, root Include first to the 8th lens E1-E8 respectively with thing side and image side surface according to the optical imaging lens of embodiment 10.
In this embodiment, the first lens, the second lens, the 3rd lens and the 6th lens are respectively provided with positive light coke；4th Lens, the 5th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 28 below shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 10 Material and circular cone coefficient.Table 29 shows the high order term coefficient of each aspherical mirror in embodiment 10.Table 30 shows embodiment 10 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens The half HFOV of the angle of visual field and the first lens L1 thing side S1 to optical imaging lens imaging surface S19 on optical axis away from From TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 28
Table 29
Table 30
f1(mm) 86.81 f7(mm) -151.56
f2(mm) 92.89 f8(mm) -11.40
f3(mm) 3.61 f(mm) 4.07
f4(mm) -7.78 TTL(mm) 5.50
f5(mm) -111.57 HFOV(°) 39.1
f6(mm) 10.16
Figure 20 A show chromatic curve on the axle of the optical imaging lens of embodiment 10, and it represents the light of different wave length Deviate via the converging focal point after optical imaging lens.Figure 20 B show the astigmatism curve of the optical imaging lens of embodiment 10, It represents meridianal image surface bending and sagittal image surface bending.Figure 20 C show the distortion curve of the optical imaging lens of embodiment 10, It represents the distortion sizes values in the case of different visual angles.Figure 20 D show the ratio chromatism, of the optical imaging lens of embodiment 10 Curve, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 20 A to figure 20D understands that the optical imaging lens given by embodiment 10 can realize 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 shows the structural representation of the optical imaging lens according to the embodiment of the present application 11.As shown in figure 21, root Include first to the 8th lens E1-E8 respectively with thing side and image side surface according to the optical imaging lens of embodiment 11.
In this embodiment, the first lens, the 3rd lens and the 6th lens are respectively provided with positive light coke；Second lens, the 4th Lens, the 5th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 3 below 1 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 11 Material and circular cone coefficient.Table 32 shows the high order term coefficient of each aspherical mirror in embodiment 11.Table 33 shows embodiment 11 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens The half HFOV of the angle of visual field and the first lens L1 thing side S1 to optical imaging lens imaging surface S19 on optical axis away from From TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 31
Table 32
Table 33
f1(mm) 81.03 f7(mm) -34.35
f2(mm) -662.87 f8(mm) -16.73
f3(mm) 3.48 f(mm) 4.10
f4(mm) -7.59 TTL(mm) 5.53
f5(mm) -132.63 HFOV(°) 39.0
f6(mm) 10.02
Figure 22 A show chromatic curve on the axle of the optical imaging lens of embodiment 11, and it represents the light of different wave length Deviate via the converging focal point after optical imaging lens.Figure 22 B show the astigmatism curve of the optical imaging lens of embodiment 11, It represents meridianal image surface bending and sagittal image surface bending.Figure 22 C show the distortion curve of the optical imaging lens of embodiment 11, It represents the distortion sizes values in the case of different visual angles.Figure 22 D show the ratio chromatism, of the optical imaging lens of embodiment 11 Curve, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 22 A to figure 22D understands that the optical imaging lens given by embodiment 11 can realize 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 shows the structural representation of the optical imaging lens according to the embodiment of the present application 12.As shown in figure 23, root Include first to the 8th lens E1-E8 respectively with thing side and image side surface according to the optical imaging lens of embodiment 12.
In this embodiment, the first lens, the second lens, the 3rd lens, the 5th lens and the 6th lens are respectively provided with positive light Focal power；4th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 3 below 4 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 12 Material and circular cone coefficient.Table 35 shows the high order term coefficient of each aspherical mirror in embodiment 12.Table 36 shows embodiment 12 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens The half HFOV of the angle of visual field and the first lens L1 thing side S1 to optical imaging lens imaging surface S19 on optical axis away from From TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 34
Table 35
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 9.6173E-03 -1.2341E-02 -4.2005E-02 1.4639E-01 -2.1037E-01 1.7172E-01 -8.1696E-02 2.0986E- 02 - 2.2438E- 03
S2 2.5280E-02 -1.1530E-01 2.3148E-01 -2.7087E-01 1.8363E-01 -5.5768E-02 -6.4195E-03 8.7647E- 03 - 1.6330E- 03
S3 2.5128E-01 -5.5100E-01 9.1058E-01 -1.0730E+00 7.8328E-01 -3.4599E-01 9.0453E-02 - 1.2908E- 02 7.7610E- 04
S4 8.1715E-02 -4.3102E-01 7.4698E-01 -9.9291E-01 9.2853E-01 -5.3239E-01 1.7641E-01 - 3.1064E- 02 2.2522E- 03
S5 4.4977E-02 -2.6938E-01 4.4957E-01 -7.3056E-01 9.8246E-01 -7.6929E-01 3.2315E-01 - 6.7587E- 02 5.4595E- 03
S6 -4.2475E-02 2.4577E-02 -2.8406E-01 6.6206E-01 -7.2189E-01 4.2996E-01 -1.4328E-01 2.5096E- 02 - 1.8017E- 03
S7 -4.7652E-02 1.2301E-01 -4.5845E-01 6.6313E-01 -3.3003E-01 -2.2789E-01 3.8537E-01 - 1.8448E- 01 3.0599E- 02
S8 7.5556E-02 -1.3351E-01 6.5809E-01 -2.0012E+00 3.3563E+00 -3.2832E+00 1.8721E+00 - 5.7217E- 01 7.2110E- 02
S9 -8.0236E-02 1.0891E-01 -1.9873E-01 3.4228E-01 -3.9964E-01 2.8831E-01 -1.2252E-01 2.7934E- 02 - 2.6264E- 03
S10 -1.2662E-01 9.0640E-02 -2.0689E-01 3.1876E-01 -2.8241E-01 1.4724E-01 -4.2346E-02 5.8503E- 03 - 2.6090E- 04
S11 2.0994E-02 1.0337E-01 -3.6713E-01 4.8651E-01 -4.1840E-01 2.3542E-01 -8.3063E-02 1.6643E- 02 - 1.4344E- 03
S12 5.6591E-02 -5.8177E-02 3.0218E-02 -4.9463E-02 3.9259E-02 -1.4889E-02 2.9630E-03 - 3.0060E- 04 1.2309E- 05
S13 2.1561E-01 -4.5414E-01 4.7082E-01 -3.7664E-01 2.0498E-01 -7.0610E-02 1.4851E-02 - 1.7524E- 03 8.9204E- 05
S14 1.3052E-01 -1.7802E-01 8.0673E-02 -1.9010E-02 1.9391E-03 2.0227E-04 -8.8230E-05 1.0184E- 05 - 4.1489E- 07
S15 -2.2970E-01 9.7637E-02 -2.3515E-02 4.6698E-03 -8.9438E-04 1.4024E-04 -1.4518E-05 8.3810E- 07 - 2.0209E- 08
S16 -1.5188E-01 7.5246E-02 -2.6052E-02 6.4012E-03 -1.1046E-03 1.2761E-04 -9.2305E-06 3.7327E- 07 - 6.3835E- 09
Table 36
f1(mm) 1705.58 f7(mm) -30.39
f2(mm) 21.44 f8(mm) -23.61
f3(mm) 3.53 f(m) 3.80
f4(mm) -6.18 TTL(mm) 5.19
f5(mm) 82.30 HFOV(°) 40.8
f6(mm) 11.53
Figure 24 A show chromatic curve on the axle of the optical imaging lens of embodiment 12, and it represents the light of different wave length Deviate via the converging focal point after optical imaging lens.Figure 24 B show the astigmatism curve of the optical imaging lens of embodiment 12, It represents meridianal image surface bending and sagittal image surface bending.Figure 24 C show the distortion curve of the optical imaging lens of embodiment 12, It represents the distortion sizes values in the case of different visual angles.Figure 24 D show the ratio chromatism, of the optical imaging lens of embodiment 12 Curve, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 24 A to figure 24D understands that the optical imaging lens given by embodiment 12 can realize good image quality.
Embodiment 13
The optical imaging lens according to the embodiment of the present application 13 are described referring to Figure 25 to Figure 26 D.
Figure 25 shows the structural representation of the optical imaging lens according to the embodiment of the present application 13.As shown in figure 25, root Include first to the 8th lens E1-E8 respectively with thing side and image side surface according to the optical imaging lens of embodiment 13.
In this embodiment, the first lens, the second lens, the 3rd lens, the 5th lens and the 6th lens are respectively provided with positive light Focal power；4th lens, the 7th lens and the 8th lens are respectively provided with negative power.
Table 3 below 7 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 13 Material and circular cone coefficient.Table 38 shows the high order term coefficient of each aspherical mirror in embodiment 13.Table 39 shows embodiment 13 The effective focal length f1 to f8 of each lens, the effective focal length f of the imaging lens of optical imaging lens, the maximum of optical imaging lens The half HFOV of the angle of visual field and the first lens L1 thing side S1 to optical imaging lens imaging surface S19 on optical axis away from From TTL.Wherein, the formula (1) that each aspherical face type can be provided in above-described embodiment 1 is limited.
Table 37
Table 38
Face number A4 A6 A8 A10 A12 A14 A16 A18 A20
S1 1.9155E-02 -3.0281E- 02 -6.2878E- 02 2.3954E-01 -3.3188E- 01 2.5534E-01 -1.1440E- 01 2.7876E- 02 - 2.8524E- 03
S2 5.2242E-02 -2.1047E- 01 3.0123E-01 -1.1372E- 01 -2.2163E- 01 3.5965E-01 -2.3530E- 01 7.5409E- 02 - 9.6940E- 03
S3 2.5856E-01 -5.9925E- 01 9.7569E-01 -1.0807E+ 00 7.4872E-01 -3.1934E- 01 8.1641E-02 - 1.1484E- 02 6.8371E- 04
S4 4.7956E-02 -2.8853E- 01 4.1652E-01 -4.8263E- 01 4.3311E-01 -2.4452E- 01 7.9831E-02 - 1.3829E- 02 9.8599E- 04
S5 1.3837E-02 -1.6720E- 01 2.2831E-01 -3.1904E- 01 4.3110E-01 -3.2020E- 01 1.1633E-01 - 1.8203E- 02 7.1709E- 04
S6 -1.0815E- 01 3.1744E-01 -8.6226E- 01 1.3033E+00 -1.1341E+ 00 5.8255E-01 -1.7408E- 01 2.7969E- 02 - 1.8683E- 03
S7 -8.7997E- 02 2.5637E-01 -5.1679E- 01 2.5530E-01 5.8093E-01 -1.0765E+ 00 7.7702E-01 - 2.6795E- 01 3.6312E- 02
S8 6.3815E-02 -2.1740E- 02 6.4124E-02 -3.2217E- 01 5.7648E-01 -4.9615E- 01 2.1965E-01 - 4.3639E- 02 2.2187E- 03
S9 -6.5665E- 02 7.7273E-02 -1.6052E- 01 3.0877E-01 -3.9477E- 01 3.0352E-01 -1.3305E- 01 3.0492E- 02 - 2.8311E- 03
S10 -8.7564E- 02 -1.2716E- 02 6.5301E-02 -1.3739E- 01 1.8767E-01 -1.5576E- 01 7.5414E-02 - 1.9151E- 02 1.9542E- 03
S11 1.7679E-02 5.2170E-02 -2.0525E- 01 2.6700E-01 -2.3510E- 01 1.3937E-01 -5.2957E- 02 1.1488E- 02 - 1.0605E- 03
S12 6.5439E-02 -7.2445E- 02 3.2449E-02 -3.3709E- 02 2.3808E-02 -8.4522E- 03 1.5819E-03 - 1.5072E- 04 5.7844E- 06
S13 1.9592E-01 -4.0604E- 01 4.2815E-01 -3.5988E- 01 2.0495E-01 -7.3264E- 02 1.5898E-02 - 1.9257E- 03 1.0014E- 04
S14 8.6989E-02 -1.1058E- 01 2.8620E-02 6.3480E-03 -5.9882E- 03 1.7428E-03 -2.6466E- 04 2.0906E- 05 - 6.7619E- 07
S15 -2.0609E- 01 4.7439E-02 1.1876E-02 -8.1997E- 03 1.8684E-03 -2.2369E- 04 1.4318E-05 - 4.1772E- 07 2.7481E- 09
S16 -1.6889E- 01 8.8233E-02 -3.3530E- 02 9.2292E-03 -1.7715E- 03 2.2574E-04 -1.7918E- 05 7.9209E- 07 - 1.4763E- 08
Table 39
f1(mm) 238.25 f7(mm) -15.99
f2(mm) 19.08 f8(mm) -64.71
f3(mm) 3.67 f(mm) 3.92
f4(mm) -6.15 TTL(mm) 5.33
f5(mm) 131.18 HFOV(°) 39.9
f6(mm) 10.79
Figure 26 A show chromatic curve on the axle of the optical imaging lens of embodiment 13, and it represents the light of different wave length Deviate via the converging focal point after optical imaging lens.Figure 26 B show the astigmatism curve of the optical imaging lens of embodiment 13, It represents meridianal image surface bending and sagittal image surface bending.Figure 26 C show the distortion curve of the optical imaging lens of embodiment 13, It represents the distortion sizes values in the case of different visual angles.Figure 26 D show the ratio chromatism, of the optical imaging lens of embodiment 13 Curve, it represents deviation of the light via the different image heights after optical imaging lens on imaging surface.According to Figure 26 A to figure 26D understands that the optical imaging lens given by embodiment 13 can realize good image quality.
To sum up, embodiment 1 to embodiment 13 meets the relation shown in table 4 below 0 respectively.
Table 40
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art Member should be appreciated that invention scope involved in the application, however it is not limited to the technology of the particular combination of above-mentioned technical characteristic Scheme, while should also cover in the case where not departing from the inventive concept, is carried out by above-mentioned technical characteristic or its equivalent feature Other technical schemes formed by any combination.Such as features described above has similar work(with (but not limited to) disclosed herein The technical characteristic of energy carries out technical scheme formed by replacement mutually.

Claims (18)

1. optical imaging lens, the first lens, the second lens, the 3rd lens, the are sequentially included by thing side to image side along optical axis Four lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens,
Characterized in that,
First lens, second lens, the 5th lens, the 7th lens and the 8th lens have respectively Positive light coke or negative power；
The combination focal power of 3rd lens and the 4th lens is positive light coke；
6th lens have positive light coke；And
Between the effective focal length f of the optical imaging lens and the 3rd lens and the combined focal length f34 of the 4th lens Meet：0.5≤f/f34<1.0.
2. optical imaging lens according to claim 1, it is characterised in that effective Jiao of the optical imaging lens Met between effective focal length f6 away from f and the 6th lens：0<f/f6<0.5.
3. optical imaging lens according to claim 1, it is characterised in that the 3rd lens have positive light coke, institute Stating the 4th lens has negative power.
4. optical imaging lens according to claim 3, it is characterised in that the radius of curvature of the 4th lens thing side Met between the radius of curvature R 8 of R7 and the 4th lens image side surface：0<(R7-R8)/(R7+R8)<1.0.
5. optical imaging lens according to claim 1, it is characterised in that the first lens thing side to the optics Apart from TTL and the optical imaging lens imaging surface on effective pixel area pair of the imaging surface of imaging lens on the optical axis Met between the half ImgH of linea angulata length：TTL/ImgH≤1.7.
6. the optical imaging lens according to any one of claim 1-5, it is characterised in that the optical imaging lens Met between the combined focal length f12 of the effective focal length f and first lens and second lens：0<f/f12<0.5.
7. the optical imaging lens according to any one of claim 1-5, it is characterised in that the optical imaging lens Met between the effective focal length f1 of the effective focal length f and first lens：|f/f1|≤0.1.
8. the optical imaging lens according to any one of claim 1-5, it is characterised in that the second lens thing side Radius of curvature R 3 and the second lens image side surface radius of curvature R 4 between meet：0.6<R3/R4<1.2.
9. the optical imaging lens according to any one of claim 1-5, it is characterised in that second lens are described Met between the center thickness CT3 of center thickness CT2 and the 3rd lens on the optical axis on optical axis：0.5<CT2/ CT3<0.8。
10. the optical imaging lens according to any one of claim 1-5, it is characterised in that the optical imaging lens The effective focal length f and the 5th lens effective focal length f5 between meet：|f/f5|≤0.1.
11. the optical imaging lens according to any one of claim 1-5, it is characterised in that the optical imaging lens The effective focal length f and the 6th lens thing side radius of curvature R 11 between meet：0.5<f/R11<1.0.
12. the optical imaging lens according to any one of claim 1-5, it is characterised in that the 6th lens are in institute State satisfaction between the center thickness CT7 of center thickness CT6 and the 7th lens on the optical axis on optical axis：0.7<CT6/ CT7<1.2。
13. the optical imaging lens according to any one of claim 1-5, it is characterised in that the 7th lens and institute The combination focal power for stating the 8th lens is negative power.
14. optical imaging lens according to claim 13, it is characterised in that the optical imaging lens it is described effectively Met between focal length f and the 7th lens and the combined focal length f78 of the 8th lens：-0.5<f/f78<0.
15. the optical imaging lens according to any one of claim 1-5, it is characterised in that the 7th lens thing side Met between the radius of curvature R 13 in face and the radius of curvature R 14 of the 7th lens image side surface：|(R13-R14)/(R13+R14) |≤0.5。
16. the optical imaging lens according to any one of claim 1-5, it is characterised in that the 8th lens thing side Met between the radius of curvature R 15 in face and the radius of curvature R 16 of the 8th lens image side surface：1≤R15/R16<1.5.
17. optical imaging lens according to claim 1, it is characterised in that the optical imaging lens it is described effectively Met between focal length f and the Entry pupil diameters EPD of the optical imaging lens：f/EPD≤1.8.
18. optical imaging lens, the first lens, the second lens, the 3rd lens, the are sequentially included by thing side to image side along optical axis Four lens, the 5th lens, the 6th lens, the 7th lens and the 8th lens,
Characterized in that,
First lens, second lens and the 5th lens have positive light coke or negative power respectively；
3rd lens and the 6th lens are respectively provided with positive light coke；
4th lens have negative power；
The combination focal power of 7th lens and the 8th lens is negative power；And
The effective focal length f of the optical imaging lens and the 7th lens and the combined focal length f78 of the 8th lens Between meet：-0.5<f/f78<0.
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