CN209388016U - Pick-up lens group - Google Patents
Pick-up lens group Download PDFInfo
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- CN209388016U CN209388016U CN201920063006.1U CN201920063006U CN209388016U CN 209388016 U CN209388016 U CN 209388016U CN 201920063006 U CN201920063006 U CN 201920063006U CN 209388016 U CN209388016 U CN 209388016U
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Abstract
It by object side to image side sequentially include: the first lens with positive light coke along optical axis, object side is convex surface this application discloses a kind of pick-up lens group；The second lens with focal power；The third lens with focal power；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power, image side surface are concave surface.Wherein, at least one lens of the first lens into the 6th lens have non-rotationally-symmetric aspherical；And the effective focal length fx of the X-direction of pick-up lens group and the effective focal length fy of the Y direction of pick-up lens group meet 0.90 < fx/fy < 1.10.
Description
Technical field
This application involves a kind of pick-up lens groups, more particularly, to a kind of pick-up lens group including six-element lens.
Background technique
In recent years, with the fast development in cell-phone camera field and the Complimentary Metal-Oxide half of large scale, high pixel
The chip of conductor element (CMOS) or photosensitive coupling element (CCD) it is universal, major cell phone manufacturer pursue camera lens it is lightening with
While miniaturization, harsh requirement is even more proposed to the image quality of camera lens.It is currently applied to the portable electronics such as mobile phone
The camera lens of product mostly uses six slice structures, and eyeglass face type is the aspherical of rotational symmetry (axial symmetry).This kind of rotation pair
The aspherical curve that can be regarded as in meridional plane claimed is formed around 360 ° of optical axis rotation, therefore it is only in meridian
There is sufficient freedom degree in plane, off-axis aberration can not be corrected well.
Utility model content
This application provides be applicable to portable electronic product, can at least solve or part solve it is in the prior art
The pick-up lens group of at least one above-mentioned disadvantage.
On the one hand, this application provides such a pick-up lens group, along optical axis by object side to image side sequentially can include:
The first lens with positive light coke, object side can be convex surface；The second lens with focal power；Third with focal power
Lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power, picture
Side can be concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspherical；
And the effective focal length fx of the X-direction of pick-up lens group and the effective focal length fy of the Y direction of pick-up lens group can meet
0.90 < fx/fy < 1.10.
In one embodiment, the curvature of the image side surface of the radius of curvature R 1 and the second lens of the object side of the first lens
Radius R4 can meet 2.00 < (R1*10)/R4 < 4.50.
In one embodiment, the effective focal length of the Y direction of the effective focal length f6 and pick-up lens group of the 6th lens
Fy can meet 0.50 < | f6/fy | < 1.50.
In one embodiment, spacing distance T23 and the 4th lens on optical axis of the second lens and the third lens and
Spacing distance T45 of 5th lens on optical axis can meet 0.50 < T23/T45 < 2.50.
In one embodiment, the curvature of the object side of the radius of curvature R 6 and the 4th lens of the image side surface of the third lens
Radius R7 can meet 0.50 < R6/R7 < 2.50.
In one embodiment, the object side of center thickness CT4 of the 4th lens on optical axis and the first lens is to taking the photograph
As distance TTL of the imaging surface on optical axis of lens group can meet 7.00 < CT4*100/TTL < 11.50.
In one embodiment, the intersection point of the object side of the first lens and optical axis is effective to the object side of the first lens
The center thickness CT1 of distance SAG11 and the first lens on optical axis can meet 0.40 < SAG11/CT1 < on the axis on radius vertex
1.00。
In one embodiment, on the imaging surface of pick-up lens group the half ImgH of effective pixel area diagonal line length with
The spacing distance T56 of 5th lens and the 6th lens on optical axis can meet 1.50 < (10*T56)/ImgH < 2.00.
In one embodiment, the radius of curvature R 10 of the image side surface of the effective focal length f4 and the 5th lens of the 4th lens
1.00 < f4/R10 < 4.00 can be met.
In one embodiment, center thickness CT1 of first lens on optical axis exists with the first lens and the second lens
Spacing distance T12 on optical axis can meet 4.00 < CT1/T12 < 8.50.
In one embodiment, the first lens spacing distance of two lens of arbitrary neighborhood on optical axis into the 6th lens
Summation ∑ AT and the object side of the first lens to the 6th lens image side surface on optical axis distance TD can meet ∑ AT/TD <
0.45。
In one embodiment, the object side of the first lens to pick-up lens group distance of the imaging surface on optical axis
The half ImgH of TTL and effective pixel area diagonal line length on the imaging surface of pick-up lens group can meet TTL/ImgH < 1.25.
On the other hand, this application provides such a pick-up lens groups, can sequentially be wrapped along optical axis by object side to image side
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face；And the 6th the effective focal length f6 and the effective focal length fy of Y direction of pick-up lens group of lens can meet 0.50 < | f6/
Fy | < 1.50.
In another aspect, can sequentially be wrapped along optical axis by object side to image side this application provides such a pick-up lens group
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face.Wherein, the object side of the first lens to pick-up lens group distance TTL of the imaging surface on optical axis and pick-up lens group at
The half ImgH of effective pixel area diagonal line length can meet TTL/ImgH < 1.25 in image planes.
In another aspect, can sequentially be wrapped along optical axis by object side to image side this application provides such a pick-up lens group
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face.Wherein, the spacing distance T23 and the 4th lens and the 5th lens of the second lens and the third lens on optical axis are on optical axis
Spacing distance T45 can meet 0.50 < T23/T45 < 2.50.
In another aspect, can sequentially be wrapped along optical axis by object side to image side this application provides such a pick-up lens group
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face.Wherein, the radius of curvature R 7 of the object side of the radius of curvature R 6 and the 4th lens of the image side surface of the third lens can meet 0.50
< R6/R7 < 2.50.
In another aspect, can sequentially be wrapped along optical axis by object side to image side this application provides such a pick-up lens group
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face.Wherein, on the intersection point of the object side of the first lens and optical axis to the axis on the effective radius vertex of the object side of the first lens away from
0.40 < SAG11/CT1 < 1.00 can be met from the center thickness CT1 of SAG11 and the first lens on optical axis.
In another aspect, can sequentially be wrapped along optical axis by object side to image side this application provides such a pick-up lens group
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face.Wherein, on the imaging surface of pick-up lens group the half ImgH of effective pixel area diagonal line length and the 5th lens and the 6th thoroughly
Spacing distance T56 of the mirror on optical axis can meet 1.50 < (10*T56)/ImgH < 2.00.
In another aspect, can sequentially be wrapped along optical axis by object side to image side this application provides such a pick-up lens group
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face.Wherein, the radius of curvature R 10 of the image side surface of the effective focal length f4 and the 5th lens of the 4th lens can meet 1.00 < f4/R10
< 4.00.
In another aspect, can sequentially be wrapped along optical axis by object side to image side this application provides such a pick-up lens group
Include: the first lens with positive light coke, object side can be convex surface；The second lens with focal power；With focal power
The third lens；The 4th lens with positive light coke；The 5th lens with focal power；The 6th lens with negative power,
Its image side surface is concave surface.Wherein, at least one lens of the first lens into the 6th lens can have non-rotationally-symmetric aspheric
Face.Wherein, center thickness CT1 and first lens and second lens spacing distance on optical axis of first lens on optical axis
T12 can meet 4.00 < CT1/T12 < 8.50.
The application uses multi-disc (for example, six) lens, by each power of lens of reasonable distribution, face type, each
Spacing etc. on axis between the center thickness of mirror and each lens so that above-mentioned pick-up lens group have miniaturization, ultrathin and
At least one beneficial effect such as high pixel.In addition, it is non-rotationally-symmetric aspherical by introducing, to the axis my husband of pick-up lens group
Noon aberration and sagitta of arc aberration are corrected simultaneously, to greatly improve the optical property of pick-up lens group.
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 pick-up lens group according to the embodiment of the present application 1；
Fig. 2 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 1 in first quartile；
Fig. 3 shows the structural schematic diagram of the pick-up lens group according to the embodiment of the present application 2；
Fig. 4 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 2 in first quartile；
Fig. 5 shows the structural schematic diagram of the pick-up lens group according to the embodiment of the present application 3；
Fig. 6 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 3 in first quartile；
Fig. 7 shows the structural schematic diagram of the pick-up lens group according to the embodiment of the present application 4；
Fig. 8 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 4 in first quartile；
Fig. 9 shows the structural schematic diagram of the pick-up lens group according to the embodiment of the present application 5；
Figure 10 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 5 in first quartile；
Figure 11 shows the structural schematic diagram of the pick-up lens group according to the embodiment of the present application 6；
Figure 12 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 6 in first quartile；
Figure 13 shows the structural schematic diagram of the pick-up lens group according to the embodiment of the present application 7；
Figure 14 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 7 in first quartile；
Figure 15 shows the structural schematic diagram of the pick-up lens group according to the embodiment of the present application 8；
Figure 16 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 8 in first quartile；
Figure 17 shows the structural schematic diagrams according to the pick-up lens group of the embodiment of the present application 9；
Figure 18 diagrammatically illustrates situation of the RMS spot diameter of the pick-up lens group of embodiment 9 in first quartile.
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.In each lens, it is known as this thoroughly near the surface of object
The object side of mirror；In each lens, the image side surface of the lens is known as near the surface of imaging surface.
Herein, it is Z-direction that we, which define and are parallel to the direction of optical axis, vertical with Z axis and in the meridional plane
Direction be Y direction, it is vertical with Z axis and be located at sagittal plane in direction be X-direction.Unless otherwise stated, this
Each mark of reference (for example, radius of curvature etc.) in text in addition to the mark of reference for being related to visual field is indicated along pick-up lens group
The characteristic parameter value of Y direction.For example, in case of no particular description, mark of reference R1 indicates the object side of the first lens
The value of the radius of curvature R 1y of the Y direction in face.
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.
Pick-up lens group according to the application illustrative embodiments may include such as six lens with focal power,
That is, the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens.This six-element lens is along optical axis
By object side to image side sequential, can have airspace between each adjacent lens.
In the exemplary embodiment, the first lens can have positive light coke, and object side can be convex surface；Second lens tool
There are positive light coke or negative power；The third lens have positive light coke or negative power；4th lens can have positive light coke；The
Five lens have positive light coke or negative power；6th lens can have negative power, and image side surface can be concave surface.Reasonable disposition
The focal power of pick-up lens group, when the first lens strength is positive, the second lens strength is negative, and the 6th lens strength is
Negative, three is combined, and is conducive under the premise of guaranteeing lesser optical system overall length, corrects pick-up lens group off-axis image
Difference improves image quality.
Furthermore, it is possible to object side and/or image side surface by least one lens by the first lens into the 6th lens
It is set as non-rotationally-symmetric aspherical, further to promote image quality.It is non-rotationally-symmetric it is aspherical be a kind of free form surface,
Rotational symmetry it is aspherical on the basis of, increase non-rotational symmetry component, thus introduce in lens system non-rotationally-symmetric
It is aspherical to be conducive to by being effectively corrected to meridian aberration outside axis and sagitta of arc aberration, the greatly property of improving optical system
Energy.Pick-up lens group according to the application may include that at least one is non-rotationally-symmetric aspherical, it may for example comprise one non-rotating
Symmetrical aspherical, two non-rotationally-symmetric aspherical, three non-rotationally-symmetric aspherical or more non-rotational symmetries
It is aspherical.
In the following embodiments, the image side surface of the first lens in embodiment 1, the image side surface of the first lens, reality in embodiment 2
Apply the object sides of the second lens in example 3, the object side of the second lens in embodiment 4, in embodiment 5 the object side of second lens and
The image side surface of second lens in image side surface, embodiment 6, the image side surface of the second lens in embodiment 7, the second lens in embodiment 8
Object side and embodiment 9 in the object sides of the second lens be non-rotationally-symmetric aspherical, that is, free form surface.
In the exemplary embodiment, the image side surface of the first lens can be concave surface；The object side of second lens can be convex surface,
Image side surface can be concave surface；The object side of 5th lens can be convex surface, and image side surface can be concave surface.
In the exemplary embodiment, the pick-up lens group of the application can meet 0.90 < fx/fy < 1.10 of conditional,
In, fx is the effective focal length of the X-direction of pick-up lens group, and fy is the effective focal length of the Y direction of pick-up lens group.More specifically
Ground, fx and fy can further meet 0.98≤fx/fy≤1.03.The focal length ratio of reasonable disposition X-axis, Y direction, is conducive to mention
The freedom degree of free form surface in two directions is risen, correcting of the pick-up lens group for off-axis aberration is optimized；Meanwhile favorably
It is controlled in an appropriate range in by the aberration of pick-up lens group and parameters, the final image for obtaining high quality.
In the exemplary embodiment, the pick-up lens group of the application can meet conditional TTL/ImgH < 1.25, wherein
TTL is the object side of the first lens to distance of the imaging surface on optical axis of pick-up lens group, ImgH be pick-up lens group at
The half of effective pixel area diagonal line length in image planes.More specifically, TTL and ImgH can further meet 1.20≤TTL/ImgH
< 1.25, for example, TTL/ImgH=1.23.By controlling the optics overall length of pick-up lens group and the ratio of image height, may be implemented
The ultrathin structure of pick-up lens group and the imaging of high pixel.
In the exemplary embodiment, the pick-up lens group of the application can meet 2.00 < of conditional (R1*10)/R4 <
4.50, wherein R1 is the radius of curvature of the object side of the first lens, and R4 is the radius of curvature of the image side surface of the second lens.More
Body, R1 and R4 can further meet 2.40≤(R1*10)/R4≤4.16.By the song for rationally controlling the first lens object side
The radius of curvature of rate radius and the second lens image side surface in a certain range, can constrain the first lens of pick-up lens group and
The distribution of two power of lens, and then efficiently control the aberration correction of the first lens and the second lens.
In the exemplary embodiment, the pick-up lens group of the application can meet 0.50 < T23/T45 < 2.50 of conditional,
Wherein, T23 is the spacing distance of the second lens and the third lens on optical axis, and T45 is the 4th lens and the 5th lens in optical axis
On spacing distance.More specifically, T23 and T45 can further meet 0.88≤T23/T45≤2.06.Thoroughly by constraint second
The air gap of mirror and the third lens, the 4th lens and the 5th lens the air gap, can effectively control pick-up lens group
Curvature of field balance, makes pick-up lens group have the reasonable curvature of field.
In the exemplary embodiment, the pick-up lens group of the application can meet 0.50 < R6/R7 < 2.50 of conditional,
In, R6 is the radius of curvature of the image side surface of the third lens, and R7 is the radius of curvature of the object side of the 4th lens.More specifically, R6
0.67≤R6/R7≤2.06 can further be met with R7.The object side of the third lens image side surface and the 4th lens is rationally set
The ratio of radius of curvature can rationally control the third lens and the 4th lens to the contribution amount of pick-up lens group astigmatism, and raising is taken the photograph
As the image quality of lens group.
In the exemplary embodiment, the pick-up lens group of the application can meet 7.00 < CT4*100/TTL < of conditional
11.50, wherein CT4 is center thickness of the 4th lens on optical axis, and TTL is the object side of the first lens to pick-up lens group
Distance of the imaging surface on optical axis.More specifically, CT4 and TTL can further meet 7.42≤CT4*100/TTL≤11.04.
The center thickness of the 4th lens of operative constraint, it is ensured that pick-up lens group has good processable characteristic, and can guarantee
Pick-up lens group overall length TTL is in reasonable range.
In the exemplary embodiment, the pick-up lens group of the application can meet 0.40 < SAG11/CT1 < of conditional
1.00, wherein SAG11 be the first lens object side and optical axis intersection point to the object side of the first lens effective radius vertex
Axis on distance, CT1 be center thickness of first lens on optical axis.More specifically, SAG11 and CT1 can further meet
0.46≤SAG11/CT1≤0.86.The incidence angle of chief ray on the first lens object side can be effectively reduced by meeting above formula requirement,
The matching degree of pick-up lens group and chip can be improved.
In the exemplary embodiment, the pick-up lens group of the application can meet conditional ∑ AT/TD < 0.45, wherein
∑ AT is the summation of the first lens spacing distance of two lens of arbitrary neighborhood on optical axis into the 6th lens, and TD is the first lens
Object side to the 6th lens distance of the image side surface on optical axis.More specifically, ∑ AT and TD can further meet 0.35≤
∑ AT/TD < 0.45, for example, 0.38≤∑ AT/TD≤0.43.Reasonable distribution pick-up lens group the air gap, it is ensured that add
Work and assembling characteristic avoid the occurrence of the too small eyeglass interference before and after leading to assembling process appearance in gap.Be conducive to simultaneously
Slow down deflection of light, adjust the curvature of field of pick-up lens group, reduces sensitivity, and then obtain better image quality.
In the exemplary embodiment, the pick-up lens group of the application can meet 0.50 < of conditional | f6/fy | < 1.50,
Wherein, f6 is the effective focal length of the 6th lens, and fy is the effective focal length of the Y direction of pick-up lens group.More specifically, f6 and fy
It can further meet 0.73≤| f6/fy |≤1.46.The 6th power of lens of reasonable distribution, the meridian direction that can be generated
Spherical aberration constrains in reasonable section on axis, guarantees the image quality of visual field on meridian direction axis.
In the exemplary embodiment, the pick-up lens group of the application can meet 1.50 < of conditional (10*T56)/ImgH
< 2.00, wherein ImgH is the half of effective pixel area diagonal line length on the imaging surface of pick-up lens group, and T56 is the 5th saturating
The spacing distance of mirror and the 6th lens on optical axis.More specifically, ImgH and T56 can further meet 1.54≤(10*T56)/
ImgH≤1.78.Pass through the 5th lens of proper restraint and the 6th lens valid pixel on the airspace and imaging surface on optical axis
The ratio between the half of region diagonal line length, can be blocked up to avoid lens or excessively thin to links bands such as technique processing, molding and assemblings
Come it is difficult, while the characteristics of also ensure ultrathin.
In the exemplary embodiment, the pick-up lens group of the application can meet 1.00 < f4/R10 < 4.00 of conditional,
Wherein, f4 is the effective focal length of the 4th lens, and R10 is the radius of curvature of the image side surface of the 5th lens.More specifically, f4 and R10
1.25≤f4/R10≤3.93 can further be met.By constraining the effective focal length of the 4th lens and the song of the 5th lens image side surface
Rate radius, can be with the focal power of reasonable distribution pick-up lens group, and can control thirdly rank astigmatism amount is put down in certain range
Weigh the astigmatism amount that pick-up lens group front-end optics and back-end optical element generate so that pick-up lens group have it is good at
Image quality amount.
In the exemplary embodiment, the pick-up lens group of the application can meet 4.00 < CT1/T12 < 8.50 of conditional,
Wherein, CT1 is center thickness of first lens on optical axis, and T12 is the interval distance of the first lens and the second lens on optical axis
From.More specifically, CT1 and T12 can further meet 4.35≤CT1/T12≤8.02.Through the first lens of constraint on optical axis
Airspace on optical axis of center thickness and the first lens and the second lens ratio, can control the curvature of field tribute of each visual field
The amount of offering is beneficial to the size compression of pick-up lens group in reasonable range.
In the exemplary embodiment, above-mentioned pick-up lens group may also include diaphragm.Optionally, diaphragm may be provided at object side
Between the first lens.It will be appreciated by those skilled in the art that appointing between object side and image side can be set as needed in diaphragm
At meaning position.
Optionally, above-mentioned pick-up lens group may also include the optical filter for correcting color error ratio and/or be used for guard bit
In the protection glass of the photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above six can be used according to the pick-up lens group 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 pick-up lens group
It is more advantageous to and produces and processes and be applicable to portable electronic product.In addition, it is non-rotationally-symmetric aspherical by introducing, it is right
The outer meridian aberration of the axis of pick-up lens group and sagitta of arc aberration are corrected, and can be obtained further image quality and be promoted, can be preferable
Ground meets use demand of all kinds of portable electronic products under shooting scene.
In presently filed embodiment, the mirror surface of each lens mostly uses aspherical mirror.The characteristics of non-spherical lens, is:
From lens centre to lens perimeter, curvature is consecutive variations.With the ball from lens centre to lens perimeter with constant curvature
Face lens are different, and non-spherical lens has more preferably radius of curvature characteristic, and there is improvement to distort aberration and improve astigmatic image error
Advantage.After non-spherical lens, the aberration occurred when imaging can be eliminated, as much as possible so as to improve at image quality
Amount.Optionally, each lens in the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens
Object side and at least one of image side surface can be aspherical.Optionally, the first lens, the second lens, the third lens, the 4th
Lens, the object side of the 5th lens and each lens in the 6th lens and image side surface can be aspherical.
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 pick-up lens group can be changed, to obtain each result and advantage described in this specification.For example,
Although being described by taking six lens as an example in embodiments, which is not limited to include six lens.
If desired, the pick-up lens group may also include the lens of other quantity.
The specific embodiment for being applicable to the pick-up lens group of above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 and Fig. 2 description according to the pick-up lens group of the embodiment of the present application 1.Fig. 1 is shown according to the application
The structural schematic diagram of the pick-up lens group of embodiment 1.
As shown in Figure 1, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 1 shows the surface type, radius of curvature X, radius of curvature Y, thickness of each lens of the pick-up lens group of embodiment 1
Degree, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 1
It should be understood that in upper table without especially indicate (blank space) " radius of curvature X " and " circular cone coefficient X " with it is right
" radius of curvature Y " and " circular cone coefficient Y " numerical value answered is consistent.It is similar in following embodiment.
As shown in Table 1, appoint in the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5 and the 6th lens E6
It anticipates the object side an of lens and the object side S1 of image side surface and the first lens E1 is the aspherical of rotational symmetry.In this reality
It applies in example, the aspherical face type x of each rotational symmetry 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 is (that is, paraxial curvature c is upper
The inverse of 1 mean curvature radius R of table)；K is circular cone coefficient (having provided in table 1)；Ai is aspherical i-th-th rank
Correction factor.The following table 2 gives the high-order coefficient A that can be used for each aspherical mirror S1, S3-S12 in embodiment 14、A6、A8、
A10、A12、A14、A16、A18And A20。
Table 2
It is non-by table 1 it can also be seen that the image side surface S2 of the first lens E1 is non-rotationally-symmetric aspherical (that is, the face AAS)
The aspherical face type of rotational symmetry is available but is not limited to following non-rotationally-symmetric aspherical formula and is defined:
Wherein, z is the rise for being parallel to the face of Z-direction；CUX, CUY be respectively X, Y direction vertex of surface curvature (=
1/ radius of curvature)；KX, KY are respectively the circular cone coefficient of X, Y direction；AR, BR, CR, DR are respectively aspherical rotational symmetry point
4 ranks, 6 ranks, 8 ranks in amount, 10 level numbers；AP, BP, CP, DP are respectively 4 ranks, 6 ranks, 8 in aspherical non-rotational symmetry component
Rank, 10 level numbers.The following table 3 gives each higher order coefficient that can be used for the non-rotationally-symmetric aspherical S2 in embodiment 1.
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S2 | -0.0823 | -0.0091 | 0.2788 | -0.3429 | 0.0200 | -0.1143 | 0.0030 | 0.0002 |
Table 3
Table 4 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 1, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
| f1(mm) | 3.25 | fx(mm) | 3.32 |
| f2(mm) | -10.83 | fy(mm) | 3.39 |
| f3(mm) | 13.50 | TTL(mm) | 3.99 |
| f4(mm) | 7.41 | ImgH(mm) | 3.25 |
| f5(mm) | 17.83 | Semi-FOV(°) | 43.8 |
| f6(mm) | -2.50 |
Table 4
Pick-up lens group in embodiment 1 meets:
Fx/fy=0.98, wherein fx is the effective focal length of the X-direction of pick-up lens group, and fy is the Y of pick-up lens group
The effective focal length of axis direction；
TTL/ImgH=1.23, wherein TTL be the first lens E1 object side S1 to imaging surface S15 on optical axis away from
From ImgH is the half of effective pixel area diagonal line length on imaging surface S15；
(R1*10)/R4=3.13, wherein R1 is the radius of curvature of the object side S1 of the first lens E1, and R4 is the second lens
The radius of curvature of the image side surface S4 of E2；
T23/T45=0.88, wherein T23 is spacing distance of the second lens E2 and the third lens E3 on optical axis, T45
For the spacing distance of the 4th lens E4 and the 5th lens E5 on optical axis；
R6/R7=0.93, wherein R6 is the radius of curvature of the image side surface S6 of the third lens E3, and R7 is the 4th lens E4's
The radius of curvature of object side S7；
CT4*100/TTL=9.20, wherein CT4 is center thickness of the 4th lens E4 on optical axis, and TTL is first saturating
Distance of the object side S1 of mirror E1 to imaging surface S15 on optical axis；
SAG11/CT1=0.79, wherein SAG11 be the first lens E1 object side S1 and optical axis intersection point to first thoroughly
Distance on the axis on the effective radius vertex of the object side S1 of mirror E1, CT1 are center thickness of the first lens E1 on optical axis；
∑ AT/TD=0.42, wherein ∑ AT be the first lens E1 into the 6th lens E6 two lens of arbitrary neighborhood in optical axis
On spacing distance summation, TD be the first lens E1 object side S1 to the 6th lens E6 image side surface S12 on optical axis
Distance；
| f6/fy |=0.74, wherein f6 is the effective focal length of the 6th lens E6, and fy is the Y direction of pick-up lens group
Effective focal length；
(10*T56)/ImgH=1.57, wherein ImgH is the half of effective pixel area diagonal line length on imaging surface S15,
T56 is spacing distance of the 5th lens E5 and the 6th lens E6 on optical axis；
F4/R10=1.25, wherein f4 is the effective focal length of the 4th lens E4, and R10 is the image side surface S10 of the 5th lens E5
Radius of curvature；
CT1/T12=4.90, wherein CT1 is center thickness of the first lens E1 on optical axis, and T12 is the first lens E1
With spacing distance of the second lens E2 on optical axis.
At Fig. 2 shows the RMS spot diameters of the pick-up lens group of embodiment 1 in first quartile different image heights position
Size cases.As can be seen from FIG. 2, pick-up lens group given by embodiment 1 can be realized good image quality.
Embodiment 2
Referring to Fig. 3 and Fig. 4 description according to the pick-up lens group of the embodiment of the present application 2.In the present embodiment and following reality
It applies in example, for brevity, by clipped description similar to Example 1.Fig. 3 is shown according to the embodiment of the present application 2
The structural schematic diagram of pick-up lens group.
As shown in figure 3, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 5 shows the surface type, radius of curvature X, radius of curvature Y, thickness of each lens of the pick-up lens group of embodiment 2
Degree, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 5
As shown in Table 5, in example 2, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5 and
The object side S1 of the object side of any one lens and image side surface and the first lens E1 are rotational symmetry in six lens E6
It is aspherical；The image side surface S2 of first lens E1 is non-rotationally-symmetric aspherical.
Table 6 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 2, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 7, which is shown, can be used in embodiment 2 the rotational symmetry component of non-rotationally-symmetric aspherical S2 and non-rotating
The higher order coefficient of symmetrical components, wherein non-rotationally-symmetric aspherical face type can be by the formula (2) that provides in above-described embodiment 1
It limits.
Table 6
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S2 | -0.0824 | -0.0089 | 0.2789 | -0.3432 | 0.0086 | 0.0010 | 0.0010 | -0.0013 |
Table 7
Table 8 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 2, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
| f1(mm) | 3.53 | fx(mm) | 3.34 |
| f2(mm) | -10.54 | fy(mm) | 3.38 |
| f3(mm) | 13.43 | TTL(mm) | 3.99 |
| f4(mm) | 7.50 | ImgH(mm) | 3.25 |
| f5(mm) | 16.94 | Semi-FOV(°) | 43.8 |
| f6(mm) | -2.50 |
Table 8
Fig. 4 shows the RMS spot diameter of the pick-up lens group of embodiment 2 in first quartile at different image heights position
Size cases.As can be seen from FIG. 4, pick-up lens group given by embodiment 2 can be realized good image quality.
Embodiment 3
The pick-up lens group according to the embodiment of the present application 3 is described referring to Fig. 5 and Fig. 6.Fig. 5 is shown according to this Shen
Please embodiment 3 pick-up lens group structural schematic diagram.
As shown in figure 5, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 9 shows the surface type, radius of curvature X, radius of curvature Y, thickness of each lens of the pick-up lens group of embodiment 3
Degree, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 9
As shown in Table 9, in embodiment 3, the first lens E1, the third lens E3, the 4th lens E4, the 5th lens E5 and
The image side surface S4 of the object side of any one lens and image side surface and the second lens E2 are rotational symmetry in six lens E6
It is aspherical；The object side S3 of second lens E2 is non-rotationally-symmetric aspherical.
Table 10 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 3, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 11, which is shown, can be used in embodiment 3 the rotational symmetry component of non-rotationally-symmetric aspherical S3 and non-rotating
The higher order coefficient of symmetrical components, wherein non-rotationally-symmetric aspherical face type can be by the formula (2) that provides in above-described embodiment 1
It limits.
Table 10
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S3 | -0.1267 | 0.1609 | 0.1471 | -0.3175 | 0.0077 | 0.0086 | 0.0047 | 0.0031 |
Table 11
Table 12 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 3, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
| f1(mm) | 3.64 | fx(mm) | 3.32 |
| f2(mm) | -11.30 | fy(mm) | 3.28 |
| f3(mm) | 13.21 | TTL(mm) | 3.99 |
| f4(mm) | 7.41 | ImgH(mm) | 3.25 |
| f5(mm) | 15.42 | Semi-FOV(°) | 44.1 |
| f6(mm) | -2.50 |
Table 12
Fig. 6 shows the RMS spot diameter of the pick-up lens group of embodiment 3 in first quartile at different image heights position
Size cases.As can be seen from FIG. 6, pick-up lens group given by embodiment 3 can be realized good image quality.
Embodiment 4
The pick-up lens group according to the embodiment of the present application 4 is described referring to Fig. 7 and Fig. 8.Fig. 7 is shown according to this Shen
Please embodiment 4 pick-up lens group structural schematic diagram.
As shown in fig. 7, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 13 show the surface types of each lens of the pick-up lens group of embodiment 4, radius of curvature X, radius of curvature Y,
Thickness, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 13
As shown in Table 13, in example 4, the first lens E1, the third lens E3, the 4th lens E4, the 5th lens E5 and
The image side surface S4 of the object side of any one lens and image side surface and the second lens E2 are rotational symmetry in 6th lens E6
It is aspherical；The object side S3 of second lens E2 is non-rotationally-symmetric aspherical.
Table 14 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 4, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 15, which is shown, can be used in embodiment 4 the rotational symmetry component of non-rotationally-symmetric aspherical S3 and non-rotating
The higher order coefficient of symmetrical components, wherein non-rotationally-symmetric aspherical face type can be by the formula (2) that provides in above-described embodiment 1
It limits.
Table 14
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S3 | -0.1266 | 0.1601 | 0.1457 | -0.3189 | 0.0081 | 0.0024 | 0.0029 | -0.0003 |
Table 15
Table 16 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 4, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
| f1(mm) | 3.63 | fx(mm) | 3.35 |
| f2(mm) | -10.82 | fy(mm) | 3.29 |
| f3(mm) | 13.41 | TTL(mm) | 4.00 |
| f4(mm) | 7.24 | ImgH(mm) | 3.25 |
| f5(mm) | 15.73 | Semi-FOV(°) | 44.0 |
| f6(mm) | -2.50 |
Table 16
Fig. 8 shows the RMS spot diameter of the pick-up lens group of embodiment 4 in first quartile at different image heights position
Size cases.As can be seen from FIG. 8, pick-up lens group given by embodiment 4 can be realized good image quality.
Embodiment 5
The pick-up lens group according to the embodiment of the present application 5 is described referring to Fig. 9 and Figure 10.Fig. 9 is shown according to this
Apply for the structural schematic diagram of the pick-up lens group of embodiment 5.
As shown in figure 9, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 17 show the surface types of each lens of the pick-up lens group of embodiment 5, radius of curvature X, radius of curvature Y,
Thickness, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 17
As shown in Table 17, in embodiment 5, the first lens E1, the third lens E3, the 4th lens E4, the 5th lens E5 and
The object side of any one lens and image side surface are the aspherical of rotational symmetry in 6th lens E6；The object side of second lens E2
Face S3 and image side surface S4 is non-rotationally-symmetric aspherical.
Table 18 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 5, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 19, which is shown, can be used in embodiment 5 the rotational symmetry component of non-rotationally-symmetric aspherical S3 and S4 and non-
The higher order coefficient of rotational symmetry component, wherein non-rotationally-symmetric aspherical face type can be by the formula that provides in above-described embodiment 1
(2) it limits.
Table 18
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S3 | -0.1182 | 0.1492 | 0.1210 | -0.2613 | 0.0072 | 0.0228 | 0.0075 | 0.0051 |
| S4 | -0.0429 | 0.2542 | -0.1331 | 0.1106 | -0.0864 | -0.0128 | 0.0006 | 0.0268 |
Table 19
Table 20 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 5, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
Table 20
Figure 10 shows the RMS spot diameter of the pick-up lens group of embodiment 5 in first quartile at different image heights position
Size cases.As can be seen from FIG. 10, pick-up lens group given by embodiment 5 can be realized good image quality.
Embodiment 6
The pick-up lens group according to the embodiment of the present application 6 is described referring to Figure 11 and Figure 12.Figure 11 shows basis
The structural schematic diagram of the pick-up lens group of the embodiment of the present application 6.
As shown in figure 11, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave surface, and image side surface S8 is convex surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 21 show the surface types of each lens of the pick-up lens group of embodiment 6, radius of curvature X, radius of curvature Y,
Thickness, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 21
As shown in Table 21, in embodiment 6, the first lens E1, the third lens E3, the 4th lens E4, the 5th lens E5 and
The object side S3 of the object side of any one lens and image side surface and the second lens E2 are rotational symmetry in 6th lens E6
It is aspherical；The image side surface S4 of second lens E2 is non-rotationally-symmetric aspherical.
Table 22 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 6, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 23, which is shown, can be used in embodiment 6 the rotational symmetry component of non-rotationally-symmetric aspherical S4 and non-rotating
The higher order coefficient of symmetrical components, wherein non-rotationally-symmetric aspherical face type can be by the formula (2) that provides in above-described embodiment 1
It limits.
Table 22
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S4 | -0.0462 | 0.2795 | -0.1543 | 0.1293 | 0.0339 | 0.0099 | -0.0033 | -0.0139 |
Table 23
Table 24 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 6, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
| f1(mm) | 3.38 | fx(mm) | 3.35 |
| f2(mm) | -9.93 | fy(mm) | 3.38 |
| f3(mm) | 13.37 | TTL(mm) | 4.00 |
| f4(mm) | 8.06 | ImgH(mm) | 3.25 |
| f5(mm) | 18.37 | Semi-FOV(°) | 42.6 |
| f6(mm) | -2.46 |
Table 24
Figure 12 shows the RMS spot diameter of the pick-up lens group of embodiment 6 in first quartile at different image heights position
Size cases.As can be seen from FIG. 12, pick-up lens group given by embodiment 6 can be realized good image quality.
Embodiment 7
The pick-up lens group according to the embodiment of the present application 7 is described referring to Figure 13 and Figure 14.Figure 13 shows basis
The structural schematic diagram of the pick-up lens group of the embodiment of the present application 7.
As shown in figure 13, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Positive light coke, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Concave surface, image side surface S6 are convex surface.4th lens E4 has positive light coke, and object side S7 is concave 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 convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 25 show the surface types of each lens of the pick-up lens group of embodiment 7, radius of curvature X, radius of curvature Y,
Thickness, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 25
As shown in Table 25, in embodiment 7, the first lens E1, the third lens E3, the 4th lens E4, the 5th lens E5 and
The object side S3 of the object side of any one lens and image side surface and the second lens E2 are rotational symmetry in 6th lens E6
It is aspherical；The image side surface S4 of second lens E2 is non-rotationally-symmetric aspherical.
Table 26 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 7, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 27, which is shown, can be used in embodiment 7 the rotational symmetry component of non-rotationally-symmetric aspherical S4 and non-rotating
The higher order coefficient of symmetrical components, wherein non-rotationally-symmetric aspherical face type can be by the formula (2) that provides in above-described embodiment 1
It limits.
Table 26
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S4 | 3.6072E-02 | -1.4837E-01 | 5.5371E-01 | -2.4455E-01 | 1.4279E-02 | -3.0956E-04 | -3.6750E-04 | 1.6822E-03 |
Table 27
Table 28 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 7, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
| f1(mm) | 7.95 | fx(mm) | 3.06 |
| f2(mm) | 7.12 | fy(mm) | 3.03 |
| f3(mm) | 15.60 | TTL(mm) | 4.00 |
| f4(mm) | 4.08 | ImgH(mm) | 3.25 |
| f5(mm) | -5.94 | Semi-FOV(°) | 44.1 |
| f6(mm) | -4.42 |
Table 28
Figure 14 shows the RMS spot diameter of the pick-up lens group of embodiment 7 in first quartile at different image heights position
Size cases.As can be seen from FIG. 14, pick-up lens group given by embodiment 7 can be realized good image quality.
Embodiment 8
The pick-up lens group according to the embodiment of the present application 8 is described referring to Figure 15 and Figure 16.Figure 15 shows basis
The structural schematic diagram of the pick-up lens group of the embodiment of the present application 8.
As shown in figure 15, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has negative power, and object side S5 is
Concave surface, image side surface S6 are concave surface.4th lens E4 has positive light coke, and object side S7 is convex surface, and image side surface S8 is concave surface.The
Five lens E5 have positive light coke, and object side S9 is convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is concave surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 29 show the surface types of each lens of the pick-up lens group of embodiment 8, radius of curvature X, radius of curvature Y,
Thickness, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 29
As shown in Table 29, in embodiment 8, the first lens E1, the third lens E3, the 4th lens E4, the 5th lens E5 and
The image side surface S4 of the object side of any one lens and image side surface and the second lens E2 are rotational symmetry in 6th lens E6
It is aspherical；The object side S3 of second lens E2 is non-rotationally-symmetric aspherical.
Table 30 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 8, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 31, which is shown, can be used in embodiment 8 the rotational symmetry component of non-rotationally-symmetric aspherical S4 and non-rotating
The higher order coefficient of symmetrical components, wherein non-rotationally-symmetric aspherical face type can be by the formula (2) that provides in above-described embodiment 1
It limits.
Table 30
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S3 | -4.5485E-02 | 1.3112E-01 | -2.6117E-02 | -1.1493E-01 | 1.3122E-01 | 6.4113E-02 | -7.1519E-02 | 6.1192E-02 |
Table 31
Table 32 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 8, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
| f1(mm) | 2.73 | fx(mm) | 3.44 |
| f2(mm) | -6.56 | fy(mm) | 3.37 |
| f3(mm) | -7.00 | TTL(mm) | 4.00 |
| f4(mm) | 8.79 | ImgH(mm) | 3.25 |
| f5(mm) | 5.02 | Semi-FOV(°) | 38.9 |
| f6(mm) | -3.37 |
Table 32
Figure 16 shows the RMS spot diameter of the pick-up lens group of embodiment 8 in first quartile at different image heights position
Size cases.As can be seen from FIG. 16, pick-up lens group given by embodiment 8 can be realized good image quality.
Embodiment 9
The pick-up lens group according to the embodiment of the present application 9 is described referring to Figure 17 and Figure 18.Figure 17 shows bases
The structural schematic diagram of the pick-up lens group of the embodiment of the present application 9.
As shown in figure 17, according to the pick-up lens group of the application illustrative embodiments along optical axis by object side to image side sequentially
It include: diaphragm STO, the first lens E1, the second lens E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens
E6, optical filter E7 and imaging surface S15.
First lens E1 has positive light coke, and object side S1 is convex surface, and image side surface S2 is concave surface.Second lens E2 has
Negative power, object side S3 are convex surface, and image side surface S4 is concave surface.The third lens E3 has positive light coke, and object side S5 is
Convex surface, image side surface S6 are convex 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 convex surface, and image side surface S10 is concave surface.6th lens E6 has negative power,
Its object side S11 is convex surface, and image side surface S12 is concave surface.Optical filter E7 has object side S13 and image side surface S14.From object
Light sequentially passes through each surface S1 to S14 and is ultimately imaged on imaging surface S15.
Table 33 show the surface types of each lens of the pick-up lens group of embodiment 9, radius of curvature X, radius of curvature Y,
Thickness, material, circular cone coefficient X and circular cone coefficient Y, wherein the unit of radius of curvature X, radius of curvature Y and thickness are millimeter
(mm)。
Table 33
As shown in Table 33, in embodiment 9, the first lens E1, the third lens E3, the 4th lens E4, the 5th lens E5 and
The image side surface S4 of the object side of any one lens and image side surface and the second lens E2 are rotational symmetry in 6th lens E6
It is aspherical；The object side S3 of second lens E2 is non-rotationally-symmetric aspherical.
Table 34 shows the high-order coefficient that can be used for the aspherical mirror of each rotational symmetry in embodiment 9, wherein each non-
Spherical surface type can be limited by the formula (1) provided in above-described embodiment 1.
Table 35, which is shown, can be used in embodiment 9 the rotational symmetry component of non-rotationally-symmetric aspherical S4 and non-rotating
The higher order coefficient of symmetrical components, wherein non-rotationally-symmetric aspherical face type can be by the formula (2) that provides in above-described embodiment 1
It limits.
Table 34
| The face AAS | AR | BR | CR | DR | AP | BP | CP | DP |
| S3 | -1.5017E-01 | 2.8871E-01 | -1.1597E-01 | -1.1767E-01 | 1.3979E-02 | 8.2877E-03 | -1.7152E-02 | 2.2974E-02 |
Table 35
Table 36 gives the effective focal length of the effective focal length f1 to f6 of each lens in embodiment 9, pick-up lens group X-direction
Fx, the effective focal length fy of pick-up lens group Y direction, the first lens E1 object side S1 to imaging surface S15 on optical axis away from
Half ImgH and maximum angle of half field-of view Semi-FOV from effective pixel area diagonal line length on TTL, imaging surface S15.
Table 36
Figure 18 shows the RMS spot diameter of the pick-up lens group of embodiment 9 in first quartile at different image heights position
Size cases.As can be seen from FIG. 18, pick-up lens group given by embodiment 9 can be realized good image quality.
To sum up, embodiment 1 to embodiment 9 meets relationship shown in table 37 respectively.
| Conditional embodiment | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| fx/fy | 0.98 | 0.99 | 1.01 | 1.02 | 1.03 | 0.99 | 1.01 | 1.02 | 1.01 |
| TTL/ImgH | 1.23 | 1.23 | 1.23 | 1.23 | 1.23 | 1.23 | 1.23 | 1.23 | 1.23 |
| (R1*10)/R4 | 3.13 | 3.14 | 3.25 | 3.32 | 2.40 | 3.16 | 3.37 | 3.57 | 4.16 |
| T23/T45 | 0.88 | 0.89 | 0.97 | 0.96 | 1.04 | 0.99 | 1.50 | 1.49 | 2.06 |
| R6/R7 | 0.93 | 0.94 | 1.05 | 1.09 | 1.16 | 1.03 | 0.67 | 2.03 | 2.06 |
| CT4*100/TTL | 9.20 | 9.14 | 9.17 | 9.05 | 7.73 | 8.92 | 11.04 | 7.42 | 8.74 |
| SAG11/CT1 | 0.79 | 0.77 | 0.86 | 0.85 | 0.59 | 0.62 | 0.46 | 0.58 | 0.57 |
| ∑AT/TD | 0.42 | 0.43 | 0.43 | 0.43 | 0.43 | 0.42 | 0.38 | 0.42 | 0.43 |
| |f6/fy| | 0.74 | 0.74 | 0.76 | 0.76 | 0.76 | 0.73 | 1.46 | 1.00 | 1.17 |
| (10*T56)/ImgH | 1.57 | 1.57 | 1.60 | 1.60 | 1.58 | 1.54 | 1.63 | 1.78 | 1.63 |
| f4/R10 | 1.25 | 1.29 | 1.32 | 1.29 | 1.69 | 1.40 | 1.41 | 3.93 | 1.71 |
| CT1/T12 | 4.90 | 4.85 | 4.72 | 4.75 | 4.35 | 4.83 | 8.02 | 7.58 | 5.71 |
Table 37
The application also provides a kind of photographic device, and electronics photosensitive element can be photosensitive coupling element (CCD) or complementation
Property matal-oxide semiconductor element (CMOS).Photographic device can be the independent picture pick-up device of such as digital camera, be also possible to
The photographing module being integrated on the mobile electronic devices such as mobile phone.The photographic device is equipped with pick-up lens described above
Group.
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 (24)
1. pick-up lens group, which is characterized in that sequentially include: by object side to image side along optical axis
The first lens with positive light coke, object side are convex surface；
The second lens with focal power；
The third lens with focal power；
The 4th lens with positive light coke；
The 5th lens with focal power；
The 6th lens with negative power, image side surface are concave surface；
At least one lens of first lens into the 6th lens have non-rotationally-symmetric aspherical；And
The effective focal length fy of the Y direction of the effective focal length fx of the X-direction of the pick-up lens group and the pick-up lens group
Meet 0.90 < fx/fy < 1.10.
2. pick-up lens group according to claim 1, which is characterized in that the radius of curvature of the object side of first lens
The radius of curvature R 4 of the image side surface of R1 and second lens meets 2.00 < (R1*10)/R4 < 4.50.
3. pick-up lens group according to claim 2, which is characterized in that the effective focal length f6 of the 6th lens with it is described
The effective focal length fy of the Y direction of pick-up lens group meets 0.50 < | f6/fy | < 1.50.
4. pick-up lens group according to claim 1, which is characterized in that second lens and the third lens are in institute
The spacing distance T23 and the spacing distance T45 of the 4th lens and the 5th lens on the optical axis stated on optical axis expires
0.50 < T23/T45 < 2.50 of foot.
5. pick-up lens group according to claim 1, which is characterized in that the radius of curvature of the image side surface of the third lens
The radius of curvature R 7 of the object side of R6 and the 4th lens meets 0.50 < R6/R7 < 2.50.
6. pick-up lens group according to claim 1, which is characterized in that center of the 4th lens on the optical axis
The imaging surface of thickness CT4 and the object side of first lens to pick-up lens group distance TTL on the optical axis is full
7.00 < CT4*100/TTL < 11.50 of foot.
7. pick-up lens group according to claim 1, which is characterized in that the object side of first lens and the optical axis
Intersection point to the axis on the effective radius vertex of the object side of first lens on distance SAG11 with first lens described
Center thickness CT1 on optical axis meets 0.40 < SAG11/CT1 < 1.00.
8. pick-up lens group according to claim 1, which is characterized in that effective picture on the imaging surface of the pick-up lens group
The half ImgH of the plain region diagonal line length and spacing distance T56 of the 5th lens and the 6th lens on the optical axis
Meet 1.50 < (10*T56)/ImgH < 2.00.
9. pick-up lens group according to claim 1, which is characterized in that the effective focal length f4 of the 4th lens with it is described
The radius of curvature R 10 of the image side surface of 5th lens meets 1.00 < f4/R10 < 4.00.
10. pick-up lens group according to claim 1, which is characterized in that first lens on the optical axis in
The spacing distance T12 of heart thickness CT1 and first lens and second lens on the optical axis meets 4.00 < CT1/
T12 < 8.50.
11. pick-up lens group according to any one of claim 1 to 10, which is characterized in that first lens to institute
State the object of the summation ∑ AT of spacing distance of two lens of arbitrary neighborhood on the optical axis and first lens in the 6th lens
Distance TD of the image side surface on the optical axis of side to the 6th lens meets ∑ AT/TD < 0.45.
12. pick-up lens group according to any one of claim 1 to 10, which is characterized in that the object of first lens
The imaging surface of side to the pick-up lens group has on the imaging surface of distance TTL and the pick-up lens group on the optical axis
The half ImgH of effect pixel region diagonal line length meets TTL/ImgH < 1.25.
13. pick-up lens group, which is characterized in that sequentially include: by object side to image side along optical axis
The first lens with positive light coke, object side are convex surface；
The second lens with focal power；
The third lens with focal power；
The 4th lens with positive light coke；
The 5th lens with focal power；
The 6th lens with negative power, image side surface are concave surface；
At least one lens of first lens into the 6th lens have non-rotationally-symmetric aspherical；And
The effective focal length fy of the Y direction of the effective focal length f6 and pick-up lens group of 6th lens meets 0.50 < |
F6/fy | < 1.50.
14. pick-up lens group according to claim 13, which is characterized in that the curvature of the object side of first lens half
The radius of curvature R 4 of the image side surface of diameter R1 and second lens meets 2.00 < (R1*10)/R4 < 4.50.
15. pick-up lens group according to claim 13, which is characterized in that the object side of first lens and the light
Distance SAG11 and first lens are in institute on the intersection point of axis to the axis on the effective radius vertex of the object side of first lens
The center thickness CT1 stated on optical axis meets 0.40 < SAG11/CT1 < 1.00.
16. pick-up lens group according to claim 13, which is characterized in that first lens on the optical axis in
The spacing distance T12 of heart thickness CT1 and first lens and second lens on the optical axis meets 4.00 < CT1/
T12 < 8.50.
17. pick-up lens group according to claim 13, which is characterized in that the 4th lens on the optical axis in
The imaging surface of heart thickness CT4 and the object side of first lens to pick-up lens group distance TTL on the optical axis
Meet 7.00 < CT4*100/TTL < 11.50.
18. pick-up lens group according to claim 17, which is characterized in that the curvature of the image side surface of the third lens half
The radius of curvature R 7 of the object side of diameter R6 and the 4th lens meets 0.50 < R6/R7 < 2.50.
19. pick-up lens group according to claim 13, which is characterized in that second lens and the third lens exist
Spacing distance T23 and the spacing distance T45 of the 4th lens and the 5th lens on the optical axis on the optical axis
Meet 0.50 < T23/T45 < 2.50.
20. pick-up lens group according to claim 19, which is characterized in that on the imaging surface of the pick-up lens group effectively
The half ImgH of pixel region diagonal line length and the spacing distance of the 5th lens and the 6th lens on the optical axis
T56 meets 1.50 < (10*T56)/ImgH < 2.00.
21. pick-up lens group according to claim 13, which is characterized in that the effective focal length f4 of the 4th lens and institute
The radius of curvature R 10 for stating the image side surface of the 5th lens meets 1.00 < f4/R10 < 4.00.
22. pick-up lens group according to claim 13, which is characterized in that the X-direction of the pick-up lens group has
The effective focal length fy for imitating the Y direction of focal length fx and the pick-up lens group meets 0.90 < fx/fy < 1.10.
23. pick-up lens group described in any one of 3 to 22 according to claim 1, which is characterized in that first lens to institute
State the object of the summation ∑ AT of spacing distance of two lens of arbitrary neighborhood on the optical axis and first lens in the 6th lens
Distance TD of the image side surface on the optical axis of side to the 6th lens meets ∑ AT/TD < 0.45.
24. pick-up lens group according to claim 23, which is characterized in that the object side of first lens is taken the photograph to described
As lens group imaging surface on the optical axis distance TTL and the pick-up lens group imaging surface on effective pixel area pair
The long half ImgH of linea angulata meets TTL/ImgH < 1.25.
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| CN201920063006.1U CN209388016U (en) | 2019-01-15 | 2019-01-15 | Pick-up lens group |
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| CN201920063006.1U CN209388016U (en) | 2019-01-15 | 2019-01-15 | Pick-up lens group |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521554A (en) * | 2019-01-15 | 2019-03-26 | 浙江舜宇光学有限公司 | Pick-up lens group |
| JP2021135491A (en) * | 2020-02-24 | 2021-09-13 | エーエーシー オプティクス （チャンジョウ）カンパニーリミテッド | Imaging optical lens |
| JP2022039896A (en) * | 2020-08-26 | 2022-03-10 | エーエーシー オプティクス （チャンジョウ）カンパニーリミテッド | Image capturing optical lens |
| JP2022543383A (en) * | 2019-08-09 | 2022-10-12 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | Camera modules and terminal devices |
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2019
- 2019-01-15 CN CN201920063006.1U patent/CN209388016U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521554A (en) * | 2019-01-15 | 2019-03-26 | 浙江舜宇光学有限公司 | Pick-up lens group |
| CN109521554B (en) * | 2019-01-15 | 2024-05-10 | 浙江舜宇光学有限公司 | Image pickup lens group |
| JP2022543383A (en) * | 2019-08-09 | 2022-10-12 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | Camera modules and terminal devices |
| JP7405495B2 (en) | 2019-08-09 | 2023-12-26 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | Camera module and terminal device |
| JP2021135491A (en) * | 2020-02-24 | 2021-09-13 | エーエーシー オプティクス （チャンジョウ）カンパニーリミテッド | Imaging optical lens |
| JP2022039896A (en) * | 2020-08-26 | 2022-03-10 | エーエーシー オプティクス （チャンジョウ）カンパニーリミテッド | Image capturing optical lens |
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