CN108363174A - Camera optical camera lens - Google Patents
Camera optical camera lens Download PDFInfo
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- CN108363174A CN108363174A CN201810203741.8A CN201810203741A CN108363174A CN 108363174 A CN108363174 A CN 108363174A CN 201810203741 A CN201810203741 A CN 201810203741A CN 108363174 A CN108363174 A CN 108363174A
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- optical camera
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- camera lens
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
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Abstract
The present invention relates to field of optical lens, disclose a kind of camera optical camera lens, which includes sequentially from object side to image side：First lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens；There is second lens positive refracting power, the third lens to have positive refracting power；First lens are plastic material, and second lens are glass material, and the third lens are plastic material, and the 4th lens are plastic material, and the 5th lens are plastic material, and the 6th lens are plastic material；And meet following relationship：0.5≤f1/f≤10；1.7≤n2≤2.2；0.01≤d3/TTL≤0.2.While the camera optical camera lens can obtain high imaging performance, low TTL is obtained.
Description
Technical field
The present invention relates to field of optical lens, more particularly to a kind of to be suitable for the hand-held terminals such as smart mobile phone, digital camera
The camera optical camera lens of the photographic devices such as equipment and monitor, PC camera lenses.
Background technology
In recent years, with the rise of smart mobile phone, the demand for minimizing phtographic lens increasingly improves, and general phtographic lens
Sensor devices nothing more than being that photosensitive coupled apparatus (Charge Coupled Device, CCD) or Complimentary Metal-Oxide are partly led
Two kinds of body device (Complementary Metal-OxideSemicondctor Sensor, CMOS Sensor), and due to half
Conductor manufacturing process technology progresses greatly so that the Pixel Dimensions of sensor devices reduce, along with electronic product is good with function now
And light and short external form is development trend, therefore, the miniaturization pick-up lens for having good image quality becomes at present
Mainstream in the market.To obtain preferable image quality, the camera lens that tradition is equipped on mobile phone camera mostly uses three-chip type or four
Formula lens arrangement.Also, with the development of technology and users on diversity increases, sensor devices elemental area not
It is disconnected to reduce, and in the case that requirement of the system to image quality is continuously improved, five chips, six chips, seven chip lens arrangements by
Gradually appear in lens design.The wide-angle that there is outstanding optical signature, ultra-thin and chromatic aberation fully to make corrections for active demand is taken the photograph
As camera lens.
Invention content
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of camera optical camera lens, high imaging performance can obtained
While, meet the requirement of ultrathin and wide angle.
In order to solve the above technical problems, embodiments of the present invention provide a kind of camera optical camera lens, the shooting light
Camera lens is learned, includes sequentially from object side to image side：First lens, the second lens, the third lens, the 4th lens, the 5th lens, and
6th lens；There is second lens positive refracting power, the third lens to have positive refracting power；First lens are plastics
Material, second lens are glass material, and the third lens are plastic material, and the 4th lens are plastic material, institute
It is plastic material to state the 5th lens, and the 6th lens are plastic material；
The focal length of the camera optical camera lens is f, and the focal length of first lens is f1, the refractive index of second lens
For n2, thickness is d3 on the axis of second lens, and the optics overall length of the camera optical camera lens is TTL, meets following relationship：
0.5≤f1/f≤10；
1.7≤n2≤2.2；
0.01≤d3/TTL≤0.2。
Embodiment of the present invention in terms of existing technologies, by the configuration mode of said lens, using in focal length, folding
Penetrate rate, the optics overall length of camera optical camera lens, have in the data of thickness and radius of curvature on axis particular kind of relationship lens it is common
Cooperation, enables camera optical camera lens while obtaining high imaging performance, meets the requirement of ultrathin and wide angle.
Preferably, the camera optical camera lens also meets following relationship：
0.9≤f1/f≤7.7；
1.7≤n2≤2.1；
0.03≤d3/TTL≤0.16。
Preferably, first lens have a positive refracting power, object side in it is paraxial be convex surface, image side surface is in paraxial
Concave surface；The radius of curvature of the first lens object side is R1, and the radius of curvature of the first lens image side surface is R2, Yi Jisuo
It is d1 to state thickness on the axis of the first lens, and meets following relationship：
-27.34≤(R1+R2)/(R1-R2)≤-1.86；
0.16≤d1≤0.87。
Preferably, the camera optical camera lens also meets following relationship：
-17.09≤(R1+R2)/(R1-R2)≤-2.33；
0.25≤d1≤0.70。
Preferably, the object side of second lens in it is paraxial be convex surface, image side surface in it is paraxial be concave surface；Described second thoroughly
The radius of curvature of mirror object side is R3, and the radius of curvature of the second lens image side surface is R4, thick on the axis of second lens
Degree is d3, and meets following relationship：
-4.98≤(R3+R4)/(R3-R4)≤87.55；
0.13≤d3≤1.06。
Preferably, the camera optical camera lens also meets following relationship：
-3.11≤(R3+R4)/(R3-R4)≤70.04；
0.21≤d3≤0.85。
Preferably, thickness is d5 on the axis of the third lens, and meets following relationship：
0.10≤d5≤0.59。
Preferably, the camera optical camera lens also meets following relationship：
0.16≤d5≤0.47。
Preferably, the object side of the 4th lens in it is paraxial be concave surface；The focal length of the camera optical camera lens is f, institute
The focal length for stating the 4th lens is f4, and the radius of curvature of the 4th lens object side is R7, the song of the 4th lens image side surface
Rate radius is R8, and thickness is d7 on the axis of the 4th lens, and meets following relationship：
-2.93≤f4/f≤1.98；
-1.33≤(R7+R8)/(R7-R8)≤4.60；
0.26≤d7≤0.85。
Preferably, the camera optical camera lens also meets following relationship：
-1.83≤f4/f≤1.58；
-0.83≤(R7+R8)/(R7-R8)≤3.68；
0.41≤d7≤0.68。
Preferably, the image side surface of the 5th lens in it is paraxial be convex surface；The focal length of the camera optical camera lens is f, institute
The focal length for stating the 5th lens is f5, and the radius of curvature of the 5th lens object side is R9, the song of the 5th lens image side surface
Rate radius is R10, and thickness is d9 on the axis of the 5th lens, and meets following relationship：
-1.92≤f5/f≤0.91；
-3.66≤(R9+R10)/(R9-R10)≤0.49；
0.12≤d9≤0.90。
Preferably, the camera optical camera lens also meets following relationship：
-1.20≤f5/f≤0.73；
-2.29≤(R9+R10)/(R9-R10)≤0.39；
0.20≤d9≤0.72。
Preferably, the image side surface of the 6th lens in it is paraxial be concave surface；The focal length of the camera optical camera lens is f, institute
The focal length for stating the 6th lens is f6, and the radius of curvature of the 6th lens object side is R11, the song of the 6th lens image side surface
Rate radius is R12, and thickness is d11 on the axis of the 6th lens, and meets following relationship：
-1.04≤f6/f≤2.93；
-45.08≤(R11+R12)/(R11-R12)≤-0.07；
0.14≤d11≤1.47。
Preferably, the camera optical camera lens also meets following relationship：
-0.65≤f6/f≤2.34；
-28.17≤(R11+R12)/(R11-R12)≤-0.08；
0.22≤d11≤1.18。
Preferably, the focal length of the camera optical camera lens is f, the combined focal length of first lens and second lens
For f12, and meet following relationship：
0.57≤f12/f≤1.89。
Preferably, the camera optical camera lens also meets following relationship：
0.91≤f12/f≤1.51。
Preferably, the optics overall length TTL of the camera optical camera lens is less than or equal to 6.06 millimeters.
Preferably, the optics overall length TTL of the camera optical camera lens is less than or equal to 5.79 millimeters.
Preferably, the aperture F numbers of the camera optical camera lens are less than or equal to 2.06.
Preferably, the aperture F numbers of the camera optical camera lens are less than or equal to 2.02.
The beneficial effects of the present invention are:Camera optical camera lens according to the present invention has outstanding optical characteristics, ultra-thin,
Wide-angle and chromatic aberation fully makes corrections, is particularly suitable for the cell-phone camera mirror being made of photographing elements such as CCD, CMOS of high pixel
Head assembly and WEB pick-up lens.
Description of the drawings
Fig. 1 is the structural schematic diagram of the camera optical camera lens of first embodiment of the invention；
Fig. 2 is the axial aberration schematic diagram of camera optical camera lens shown in Fig. 1；
Fig. 3 is the ratio chromatism, schematic diagram of camera optical camera lens shown in Fig. 1；
Fig. 4 is the curvature of field and distortion schematic diagram of camera optical camera lens shown in Fig. 1；
Fig. 5 is the structural schematic diagram of the camera optical camera lens of second embodiment of the invention；
Fig. 6 is the axial aberration schematic diagram of camera optical camera lens shown in Fig. 5；
Fig. 7 is the ratio chromatism, schematic diagram of camera optical camera lens shown in Fig. 5；
Fig. 8 is the curvature of field and distortion schematic diagram of camera optical camera lens shown in Fig. 5；
Fig. 9 is the structural schematic diagram of the camera optical camera lens of third embodiment of the invention；
Figure 10 is the axial aberration schematic diagram of camera optical camera lens shown in Fig. 9；
Figure 11 is the ratio chromatism, schematic diagram of camera optical camera lens shown in Fig. 9；
Figure 12 is the curvature of field and distortion schematic diagram of camera optical camera lens shown in Fig. 9；
Figure 13 is the structural schematic diagram of the camera optical camera lens of four embodiment of the invention；
Figure 14 is the axial aberration schematic diagram of camera optical camera lens shown in Figure 13；
Figure 15 is the ratio chromatism, schematic diagram of camera optical camera lens shown in Figure 13；
Figure 16 is the curvature of field and distortion schematic diagram of camera optical camera lens shown in Figure 13；
Figure 17 is the structural schematic diagram of the camera optical camera lens of fifth embodiment of the invention；
Figure 18 is the axial aberration schematic diagram of camera optical camera lens shown in Figure 17；
Figure 19 is the ratio chromatism, schematic diagram of camera optical camera lens shown in Figure 17；
Figure 20 is the curvature of field and distortion schematic diagram of camera optical camera lens shown in Figure 17.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to each reality of the present invention
The mode of applying is explained in detail.However, it will be understood by those skilled in the art that in each embodiment of the present invention,
Many technical details are proposed in order to make reader more fully understand the present invention.But even if without these technical details and base
In the various changes and modifications of following embodiment, claimed technical solution of the invention can also be realized.
(first embodiment)
Refer to the attached drawing, the present invention provides a kind of camera optical camera lenses 10.Fig. 1 show first embodiment of the invention
Camera optical camera lens 10, the camera optical camera lens 10 include six lens.Specifically, the camera optical camera lens 10, by object side
Include sequentially to image side：Aperture S1, the first lens L1, the second lens L2, the third lens L3, the 4th lens L4, the 5th lens L5
And the 6th lens L6.It may be provided with the optical elements such as optical filtering piece (filter) GF between 6th lens L6 and image planes Si.
First lens L1 is plastic material, and the second lens L2 is glass material, and the third lens L3 is plastic material, and the 4th thoroughly
Mirror L4 is plastic material, and the 5th lens L5 is plastic material, and the 6th lens L6 is plastic material.
Here, the focal length of the whole camera optical camera lens of definition 10 is f, the focal length of the first lens L1 is f1,0.5≤
F1/f≤10 are, it is specified that the positive refracting power of the first lens L1.When more than lower limit specified value, sent out to ultrathin although being conducive to camera lens
Exhibition, but the positive refracting power of the first lens L1 can too strong, it is difficult to make corrections aberration the problems such as, while being unfavorable for camera lens to wide angle hair
Exhibition.On the contrary, when more than upper limit specified value, the positive refracting power of the first lens can become weak, and camera lens is difficult to develop to ultrathin.It is preferred that
, meet 0.9≤f1/f≤7.7.
The refractive index for defining the second lens L2 is n2,1.7≤n2≤2.2, it is specified that the refractive index of the second lens L2,
It is more advantageous within this range to ultrathin and is developed, while conducive to amendment aberration.Preferably, meet 1.7≤n2≤2.1.
It is d3 to define on the axis of the second lens L2 thickness, and the optics overall length of camera optical camera lens is TTL, 0.01≤
D3/TTL≤0.2, it is specified that on the axis of the second lens L2 thickness and the optics overall length TTL of camera optical camera lens 10 ratio, have
Conducive to realization ultrathin.Preferably, meet 0.03≤d3/TTL≤0.16.
When the focal length of camera optical camera lens 10 of the present invention, the focal length of each lens, the refractive index of associated lens, shooting light
It learns the optics overall length of camera lens, when thickness and radius of curvature meet above-mentioned relation formula on axis, videography optical lens head 10 can be made to have
High-performance, and meet the design requirement of low TTL.
In present embodiment, the object side of the first lens L1 is convex surface in paraxial place, and image side surface is concave surface, tool in paraxial place
There is positive refracting power.
The radius of curvature of first lens L1 objects side is R1, and the radius of curvature of the first lens L1 image side surfaces is R2, under satisfaction
Row relational expression：- 27.34≤(R1+R2)/(R1-R2)≤- 1.86 rationally controls the shape of the first lens L1 so that the first lens
L1 can effectively correct system spherical aberration；Preferably, -17.09≤(R1+R2)/(R1-R2)≤- 2.33.
Thickness is d1 on the axis of first lens L1, meets following relationship：0.16≤d1≤0.87 is advantageously implemented ultra-thin
Change.Preferably, 0.25≤d1≤0.70.
In present embodiment, the object side of the second lens L2 is convex surface in paraxial place, and image side surface is concave surface, tool in paraxial place
There is positive refracting power.
The radius of curvature of second lens L2 objects side is R3, and the radius of curvature of the second lens L2 image side surfaces is R4, under satisfaction
Row relational expression：- 4.98≤(R3+R4)/(R3-R4)≤87.55 is, it is specified that the shape of the second lens L2, when outside range, with
Camera lens develops to ultra-thin wide angle, it is difficult to the axis that makes corrections colouring Aberration Problem.Preferably, -3.11≤(R3+R4)/(R3-R4)≤
70.04。
Thickness is d3 on the axis of second lens L2, meets following relationship：0.13≤d3≤1.06 are advantageously implemented ultra-thin
Change.Preferably, 0.21≤d3≤0.85.
In present embodiment, the third lens L3 has positive refracting power.
Thickness is d5 on the axis of the third lens L3, meets following relationship：0.10≤d5≤0.59 is advantageously implemented ultra-thin
Change.Preferably, 0.16≤d5≤0.47.
In present embodiment, the object side of the 4th lens L4 is concave surface in paraxial place.
The focal length of whole camera optical camera lens 10 is f, and the 4th lens L4 focal length f4 meet following relationship：-2.93≤
F4/f≤1.98 pass through the reasonable distribution of focal power so that system has preferable image quality and lower sensibility.It is preferred that
, -1.83≤f4/f≤1.58.
The radius of curvature R 7 of 4th lens L4 objects side, the radius of curvature R 8 of the 4th lens L4 image side surfaces meet following pass
It is formula：- 1.33≤(R7+R8)/(R7-R8)≤4.60, it is specified that be the 4th lens L4 shape, when outside range, with ultra-thin
The development of wide angle, it is difficult to the problems such as drawing the aberration at angle outside the axis that makes corrections.Preferably, -0.83≤(R7+R8)/(R7-R8)≤3.68.
Thickness is d7 on the axis of 4th lens L4, meets following relationship：0.26≤d7≤0.85 is advantageously implemented ultra-thin
Change.Preferably, 0.41≤d7≤0.68.
In present embodiment, the image side surface of the 5th lens L5 is convex surface in paraxial place.
The focal length of whole camera optical camera lens 10 is f, and the 5th lens L5 focal lengths are f5, meet following relationship：-1.92≤
F5/f≤0.91, can be effectively so that the light angle of pick-up lens be gentle to limiting for the 5th lens L5, and reduction tolerance is sensitive
Degree.Preferably, -1.20≤f5/f≤0.73.
The radius of curvature of 5th lens L5 objects side is R9, and the radius of curvature of the 5th lens L5 image side surfaces is R10, under satisfaction
Row relational expression：- 3.66≤(R9+R10)/(R9-R10)≤0.49, it is specified that be the 5th lens L5 shape, outside condition and range
When, as ultra-thin wide angle develops, it is difficult to the problems such as drawing the aberration at angle outside the axis that makes corrections.Preferably, -2.29≤(R9+R10)/
(R9-R10)≤0.39。
Thickness is d9 on the axis of 5th lens L5, meets following relationship：0.12≤d9≤0.90 is advantageously implemented ultra-thin
Change.Preferably, 0.20≤d9≤0.72.
In present embodiment, the image side surface of the 6th lens L6 is concave surface in paraxial place.
The focal length of whole camera optical camera lens 10 is f, and the 6th lens L6 focal length f6 meet following relationship：-1.04≤
F6/f≤2.93 pass through the reasonable distribution of focal power so that system has preferable image quality and lower sensibility.It is preferred that
, -0.65≤f6/f≤2.34.
The radius of curvature of 6th lens L6 objects side is R11, and the radius of curvature of the 6th lens L6 image side surfaces is R12, is met
Following relationship：- 45.08≤(R11+R12)/(R11-R12)≤- 0.07, it is specified that be the 6th lens L6 shape, in condition
When outside range, as ultra-thin wide angle develops, it is difficult to the problems such as drawing the aberration at angle outside the axis that makes corrections.Preferably, -28.17≤(R11+
R12)/(R11-R12)≤-0.08。
Thickness is d11 on the axis of 6th lens L6, meets following relationship：0.14≤d11≤1.47 are advantageously implemented super
Thinning.Preferably, 0.22≤d11≤1.18.
In present embodiment, the focal length of the camera optical camera lens is f, the group of first lens and second lens
Complex focus is f12, and meets following relationship：0.57≤f12/f≤1.89.Whereby, the aberration of camera optical camera lens can be eliminated
With distortion, and camera optical camera lens back focal length can be suppressed, maintain the miniaturization of image lens system group.Preferably, 0.91≤f12/f
≤1.51。
In present embodiment, the optics overall length TTL of camera optical camera lens 10 is less than or equal to 6.06 millimeters, is advantageously implemented
Ultrathin.Preferably, the optics overall length TTL of camera optical camera lens 10 is less than or equal to 5.79 millimeters.
In present embodiment, the aperture F numbers of camera optical camera lens 10 are less than or equal to 2.06.Large aperture, imaging performance are good.
Preferably, the aperture F numbers of camera optical camera lens 10 are less than or equal to 2.02.
So design, enables to the optics overall length TTL of whole camera optical camera lens 10 to shorten as possible, maintains miniaturization
Characteristic.
The camera optical camera lens 10 of the present invention will be illustrated with example below.The recorded following institute of symbol in each example
Show.The unit of distance, radius and center thickness is mm.
TTL:Optical length (distance on the object side to the axis of imaging surface of the 1st lens L1)；
Preferably, it is also provided with the point of inflexion and/or stationary point on the object side of the lens and/or image side surface, with full
The imaging demand of sufficient high-quality, specifically can embodiment, join lower described.
Shown below the design data of the camera optical camera lens 10 of first embodiment according to the present invention, focal length, distance,
The unit of radius and center thickness is mm.
Table 1, table 2 show the design data of the camera optical camera lens 10 of first embodiment of the invention.
【Table 1】
Wherein, the meaning of each symbol is as follows.
S1:Aperture；
R:Radius of curvature centered on when the radius of curvature of optical surface, lens；
R1:The radius of curvature of the object side of first lens L1；
R2:The radius of curvature of the image side surface of first lens L1；
R3:The radius of curvature of the object side of second lens L2；
R4:The radius of curvature of the image side surface of second lens L2；
R5:The radius of curvature of the object side of the third lens L3；
R6:The radius of curvature of the image side surface of the third lens L3；
R7:The radius of curvature of the object side of 4th lens L4；
R8:The radius of curvature of the image side surface of 4th lens L4；
R9:The radius of curvature of the object side of 5th lens L5；
R10:The radius of curvature of the image side surface of 5th lens L5；
R11:The radius of curvature of the object side of 6th lens L6；
R12:The radius of curvature of the image side surface of 6th lens L6；
R13:The radius of curvature of the object side of optical filtering piece GF；
R14:The radius of curvature of the image side surface of optical filtering piece GF；
d:Distance on axis on the axis of lens between thickness and lens；
d0：Distance on aperture S1 to the axis of the object side of the first lens L1；
d1：Thickness on the axis of first lens L1；
d2：Distance on the image side surface of first lens L1 to the axis of the object side of the second lens L2；
d3：Thickness on the axis of second lens L2；
d4：Distance on the image side surface of second lens L2 to the axis of the object side of the third lens L3；
d5：Thickness on the axis of the third lens L3；
d6：Distance on the image side surface of the third lens L3 to the axis of the object side of the 4th lens L4；
d7：Thickness on the axis of 4th lens L4；
d8：Distance on the image side surface of 4th lens L4 to the axis of the object side of the 5th lens L5；
d9：Thickness on the axis of 5th lens L5；
d10：Distance on the image side surface of 5th lens L5 to the axis of the object side of the 6th lens L6；
d11：Thickness on the axis of 6th lens L6；
d12：Distance on the image side surface of 6th lens L6 to the axis of the object side of optical filtering piece GF；
d13：Thickness on the axis of optical filtering piece GF；
d14：Distance on the image side surface to the axis of image planes of optical filtering piece GF；
nd:The refractive index of d lines；
nd1:The refractive index of the d lines of first lens L1；
nd2:The refractive index of the d lines of second lens L2；
nd3:The refractive index of the d lines of the third lens L3；
nd4:The refractive index of the d lines of 4th lens L4；
nd5:The refractive index of the d lines of 5th lens L5；
nd6：The refractive index of the d lines of 6th lens L6；
ndg:The refractive index of the d lines of optical filtering piece GF；
vd:Abbe number；
v1：The Abbe number of first lens L1；
v2：The Abbe number of second lens L2；
v3：The Abbe number of the third lens L3；
v4：The Abbe number of 4th lens L4；
v5：The Abbe number of 5th lens L5；
v6：The Abbe number of 6th lens L6；
vg：The Abbe number of optical filtering piece GF.
Table 2 shows the aspherical surface data of each lens in the camera optical camera lens 10 of first embodiment of the invention.
【Table 2】
Wherein, k is circular cone coefficient, and A4, A6, A8, A10, A12, A14, A16 are asphericity coefficients.
IH:Image height
Y=(x2/R)/[1+{1-(k+1)(x2/R2)}1/2]+A4x4+A6x6+A8x8+A10x10+A12x12+A14x14+
A16x16 (1)
For convenience, each lens face is aspherical using aspherical shown in above-mentioned formula (1).But this hair
The bright aspherical polynomial form for being not limited to the formula (1) expression.
Table 3, table 4 show the point of inflexion of each lens and stationary point in the camera optical camera lens 10 of first embodiment of the invention
Design data.Wherein, P1R1, P1R2 respectively represent object side and the image side surface of the first lens L1, and P2R1, P2R2 respectively represent
The object side of two lens L2 and image side surface, P3R1, P3R2 respectively represent object side and the image side surface of the third lens L3, P4R1,
P4R2 respectively represents object side and the image side surface of the 4th lens L4, P5R1, P5R2 respectively represent the 5th lens L5 object side and
Image side surface, P6R1, P6R2 respectively represent object side and the image side surface of the 6th lens L6." point of inflexion position " field corresponding data is
The vertical range of the point of inflexion set by each lens surface to 10 optical axis of camera optical camera lens." stationary point position " field corresponding data
For the stationary point set by each lens surface to the vertical range of 10 optical axis of camera optical camera lens.
【Table 3】
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | Point of inflexion position 3 | |
| P1R1 | 0 | |||
| P1R2 | 1 | 0.955 | ||
| P2R1 | 1 | 0.705 | ||
| P2R2 | 2 | 0.375 | 1.185 | |
| P3R1 | 1 | 1.135 | ||
| P3R2 | 1 | 1.215 | ||
| P4R1 | 2 | 1.165 | 1.335 | |
| P4R2 | 1 | 1.025 | ||
| P5R1 | 1 | 1.375 | ||
| P5R2 | 2 | 1.155 | 1.565 | |
| P6R1 | 3 | 0.485 | 1.555 | 2.145 |
| P6R2 | 1 | 0.735 |
【Table 4】
| Stationary point number | Stationary point position 1 | |
| P1R1 | 0 | |
| P1R2 | 0 | |
| P2R1 | 1 | 0.995 |
| P2R2 | 1 | 0.605 |
| P3R1 | 0 | |
| P3R2 | 0 | |
| P4R1 | 0 | |
| P4R2 | 1 | 1.345 |
| P5R1 | 0 | |
| P5R2 | 0 | |
| P6R1 | 1 | 1.065 |
| P6R2 | 1 | 1.725 |
Fig. 2, Fig. 3 respectively illustrate the light that wavelength is 486.1nm, 587.6nm and 656.3nm and pass through first embodiment
Axial aberration after camera optical camera lens 10 and ratio chromatism, schematic diagram.Fig. 4 then shows that the light that wavelength is 587.6nm passes through
The curvature of field after the camera optical camera lens 10 of first embodiment and distortion schematic diagram are crossed, the curvature of field S of Fig. 4 is the field in sagitta of arc direction
Song, T are the curvature of field of meridian direction.
The table 21 occurred afterwards show in each example 1,2,3,4,5 in various numerical value and conditional as defined in corresponding to parameter
Value.
As shown in table 21, first embodiment meets each conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 2.065mm, and full filed image height is
3.512mm, the field angle of diagonal are 80.76 °, wide-angle, ultra-thin, and on axis, the outer chromatic aberation of axis fully makes corrections, and have
Outstanding optical signature.
(second embodiment)
Second embodiment is essentially identical with first embodiment, and symbol meaning is identical with first embodiment, below only
List difference.
Table 5, table 6 show the design data of the camera optical camera lens 20 of second embodiment of the invention.
【Table 5】
Table 6 shows the aspherical surface data of each lens in the camera optical camera lens 20 of second embodiment of the invention.
【Table 6】
Table 7, table 8 show the point of inflexion of each lens and stationary point in the camera optical camera lens 20 of second embodiment of the invention
Design data.
【Table 7】
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | Point of inflexion position 3 | |
| P1R1 | 1 | 0.965 | ||
| P1R2 | 1 | 0.985 | ||
| P2R1 | 1 | 0.705 | ||
| P2R2 | 1 | 0.395 | ||
| P3R1 | 2 | 0.175 | 1.095 | |
| P3R2 | 2 | 0.245 | 1.225 | |
| P4R1 | 2 | 0.845 | 1.305 | |
| P4R2 | 1 | 1.025 | ||
| P5R1 | 1 | 1.375 | ||
| P5R2 | 2 | 1.075 | 1.675 | |
| P6R1 | 3 | 0.495 | 1.595 | 2.085 |
| P6R2 | 1 | 0.715 |
【Table 8】
Fig. 6, Fig. 7 respectively illustrate the light that wavelength is 486.1nm, 587.6nm and 656.3nm and pass through second embodiment
Axial aberration after camera optical camera lens 20 and ratio chromatism, schematic diagram.Fig. 8 then shows that the light that wavelength is 587.6nm passes through
Cross the curvature of field after the camera optical camera lens 20 of second embodiment and distortion schematic diagram.
As shown in table 21, second embodiment meets each conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 1.861mm, and full filed image height is
3.512mm, the field angle of diagonal are 86.68 °, wide-angle, ultra-thin, and on axis, the outer chromatic aberation of axis fully makes corrections, and have
Outstanding optical signature.
(third embodiment)
Third embodiment and first embodiment are essentially identical, and symbol meaning is identical with first embodiment, below only
List difference.
Table 9, table 10 show the design data of the camera optical camera lens 30 of third embodiment of the invention.
【Table 9】
Table 10 shows the aspherical surface data of each lens in the camera optical camera lens 30 of third embodiment of the invention.
【Table 10】
Table 11, table 12 show the point of inflexion of each lens in the camera optical camera lens 30 of third embodiment of the invention and stay
Point design data.
【Table 11】
【Table 12】
| Stationary point number | Stationary point position 1 | |
| P1R1 | 0 | |
| P1R2 | 0 | |
| P2R1 | 1 | 1.015 |
| P2R2 | 1 | 0.675 |
| P3R1 | 1 | 0.455 |
| P3R2 | 1 | 0.615 |
| P4R1 | 0 | |
| P4R2 | 1 | 1.345 |
| P5R1 | 0 | |
| P5R2 | 0 | |
| P6R1 | 1 | 1.165 |
| P6R2 | 1 | 1.775 |
Figure 10, Figure 11 respectively illustrate the light that wavelength is 486.1nm, 587.6nm and 656.3nm and pass through third embodiment
Camera optical camera lens 30 after axial aberration and ratio chromatism, schematic diagram.Figure 12 then shows that wavelength is the light of 587.6nm
The curvature of field and distortion schematic diagram after camera optical camera lens 30 by third embodiment.
Following table 21 lists the numerical value that each conditional is corresponded in present embodiment according to the above conditions.Obviously, this reality
The imaging optical system for applying mode meets above-mentioned conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 2.007mm, and full filed image height is
3.512mm, the field angle of diagonal are 82.38 °, wide-angle, ultra-thin, and on axis, the outer chromatic aberation of axis fully makes corrections, and have
Outstanding optical signature.
(the 4th embodiment)
4th embodiment and first embodiment are essentially identical, and symbol meaning is identical with first embodiment, below only
List difference.
Table 13, table 14 show the design data of the camera optical camera lens 40 of four embodiment of the invention.
【Table 13】
Table 14 shows the aspherical surface data of each lens in the camera optical camera lens 40 of four embodiment of the invention.
【Table 14】
Table 15, table 16 show the point of inflexion of each lens in the camera optical camera lens 40 of four embodiment of the invention and stay
Point design data.
【Table 15】
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | |
| P1R1 | 1 | 1.035 | |
| P1R2 | 1 | 0.405 | |
| P2R1 | 2 | 0.415 | 0.635 |
| P2R2 | |||
| P3R1 | 1 | 0.205 | |
| P3R2 | |||
| P4R1 | |||
| P4R2 | 2 | 0.135 | 1.075 |
| P5R1 | 2 | 0.885 | 1.795 |
| P5R2 | 2 | 0.615 | 1.275 |
| P6R1 | 1 | 1.285 | |
| P6R2 | 1 | 0.595 |
【Table 16】
Figure 14, Figure 15 respectively illustrate camera shooting of the light Jing Guo the 4th embodiment that wavelength is 470nm, 555nm and 650nm
Axial aberration after optical lens 40 and ratio chromatism, schematic diagram.Figure 16 then shows that the light that wavelength is 470nm passes through the 4th
The curvature of field after the camera optical camera lens 40 of embodiment and distortion schematic diagram.
Following table 21 lists the numerical value that each conditional is corresponded in present embodiment according to the above conditions.Obviously, this reality
The imaging optical system for applying mode meets above-mentioned conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 2.09mm, and full filed image height is
3.128mm, the field angle of diagonal are 78.35 °, wide-angle, ultra-thin, and on axis, the outer chromatic aberation of axis fully makes corrections, and have
Outstanding optical signature.
(the 5th embodiment)
5th embodiment and first embodiment are essentially identical, and symbol meaning is identical with first embodiment, below only
List difference.
Table 17, table 18 show the design data of the camera optical camera lens 50 of fifth embodiment of the invention.
【Table 17】
Table 18 shows the aspherical surface data of each lens in the camera optical camera lens 50 of fifth embodiment of the invention.
【Table 18】
Table 19, table 20 show the point of inflexion of each lens in the camera optical camera lens 50 of fifth embodiment of the invention and stay
Point design data.
【Table 19】
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | |
| P1R1 | 1 | 1.025 | |
| P1R2 | 1 | 0.385 | |
| P2R1 | 2 | 0.415 | 0.635 |
| P2R2 | |||
| P3R1 | 1 | 0.235 | |
| P3R2 | |||
| P4R1 | |||
| P4R2 | 2 | 0.155 | 1.055 |
| P5R1 | 2 | 0.795 | 1.735 |
| P5R2 | 2 | 0.585 | 1.185 |
| P6R1 | 1 | 1.305 | |
| P6R2 | 1 | 0.565 |
【Table 20】
| Stationary point number | Stationary point position 1 | |
| P1R1 | ||
| P1R2 | 1 | 0.945 |
| P2R1 | ||
| P2R2 | ||
| P3R1 | 1 | 0.375 |
| P3R2 | ||
| P4R1 | ||
| P4R2 | 1 | 0.265 |
| P5R1 | 1 | 1.235 |
| P5R2 | ||
| P6R1 | ||
| P6R2 | 1 | 1.225 |
Figure 18, Figure 19 respectively illustrate camera shooting of the light Jing Guo the 5th embodiment that wavelength is 470nm, 555nm and 650nm
Axial aberration after optical lens 50 and ratio chromatism, schematic diagram.Figure 20 then shows that the light that wavelength is 470nm passes through the 5th
The curvature of field after the camera optical camera lens 50 of embodiment and distortion schematic diagram.
Following table 21 lists the numerical value that each conditional is corresponded in present embodiment according to the above conditions.Obviously, this reality
The imaging optical system for applying mode meets above-mentioned conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 2.093mm, and full filed image height is
3.128mm, the field angle of diagonal are 78.23 °, wide-angle, ultra-thin, and on axis, the outer chromatic aberation of axis fully makes corrections, and have
Outstanding optical signature.
【Table 21】
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific embodiment party of the present invention
Formula, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and model of the present invention
It encloses.
Claims (20)
1. a kind of camera optical camera lens, which is characterized in that the camera optical camera lens includes sequentially from object side to image side：First
Lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens；Second lens have positive flexion
Power, the third lens have positive refracting power；First lens are plastic material, and second lens are glass material, institute
It is plastic material to state the third lens, and the 4th lens are plastic material, and the 5th lens are plastic material, and the described 6th thoroughly
Mirror is plastic material；
The focal length of the camera optical camera lens is f, and the focal length of first lens is f1, and the refractive index of second lens is
N2, thickness is d3 on the axis of second lens, and the optics overall length of the camera optical camera lens is TTL, meets following relationship：
0.5≤f1/f≤10；
1.7≤n2≤2.2；
0.01≤d3/TTL≤0.2。
2. camera optical camera lens according to claim 1, which is characterized in that the camera optical camera lens also meets following pass
It is formula：
0.9≤f1/f≤7.7；
1.7≤n2≤2.1；
0.03≤d3/TTL≤0.16。
3. camera optical camera lens according to claim 1, which is characterized in that first lens have positive refracting power,
Object side in it is paraxial be convex surface, image side surface in it is paraxial be concave surface；
The radius of curvature of the first lens object side is R1, and the radius of curvature of the first lens image side surface is R2, Yi Jisuo
It is d1 to state thickness on the axis of the first lens, and meets following relationship：
-27.34≤(R1+R2)/(R1-R2)≤-1.86；
0.16≤d1≤0.87。
4. camera optical camera lens according to claim 3, which is characterized in that the camera optical camera lens also meets following pass
It is formula：
-17.09≤(R1+R2)/(R1-R2)≤-2.33；
0.25≤d1≤0.70。
5. camera optical camera lens according to claim 1, which is characterized in that the object side of second lens is in paraxial
Convex surface, image side surface is in paraxial for concave surface；
The radius of curvature of the second lens object side is R3, and the radius of curvature of the second lens image side surface is R4, described the
Thickness is d3 on the axis of two lens, and meets following relationship：
-4.98≤(R3+R4)/(R3-R4)≤87.55；
0.13≤d3≤1.06。
6. camera optical camera lens according to claim 5, which is characterized in that the camera optical camera lens also meets following pass
It is formula：
-3.11≤(R3+R4)/(R3-R4)≤70.04；
0.21≤d3≤0.85。
7. camera optical camera lens according to claim 1, which is characterized in that thickness is d5 on the axis of the third lens,
And meet following relationship：
0.10≤d5≤0.59。
8. camera optical camera lens according to claim 7, which is characterized in that the camera optical camera lens also meets following pass
It is formula：
0.16≤d5≤0.47。
9. camera optical camera lens according to claim 1, which is characterized in that the object side of the 4th lens is in paraxial
Concave surface；
The focal length of the camera optical camera lens is f, and the focal length of the 4th lens is f4, the curvature of the 4th lens object side
Radius is R7, and the radius of curvature of the 4th lens image side surface is R8, and thickness is d7 on the axis of the 4th lens, and under meeting
Row relational expression：
-2.93≤f4/f≤1.98；
-1.33≤(R7+R8)/(R7-R8)≤4.60；
0.26≤d7≤0.85。
10. camera optical camera lens according to claim 9, which is characterized in that the camera optical camera lens also meets following
Relational expression：
-1.83≤f4/f≤1.58；
-0.83≤(R7+R8)/(R7-R8)≤3.68；
0.41≤d7≤0.68。
11. camera optical camera lens according to claim 1, which is characterized in that the image side surface of the 5th lens is in paraxial
For convex surface；
The focal length of the camera optical camera lens is f, and the focal length of the 5th lens is f5, the curvature of the 5th lens object side
Radius is R9, and the radius of curvature of the 5th lens image side surface is R10, and thickness is d9 on the axis of the 5th lens, and is met
Following relationship：
-1.92≤f5/f≤0.91；
-3.66≤(R9+R10)/(R9-R10)≤0.49；
0.12≤d9≤0.90。
12. camera optical camera lens according to claim 11, which is characterized in that the camera optical camera lens also meets following
Relational expression：
-1.20≤f5/f≤0.73；
-2.29≤(R9+R10)/(R9-R10)≤0.39；
0.20≤d9≤0.72。
13. camera optical camera lens according to claim 1, which is characterized in that the image side surface of the 6th lens is in paraxial
For concave surface；
The focal length of the camera optical camera lens is f, and the focal length of the 6th lens is f6, the curvature of the 6th lens object side
Radius is R11, and the radius of curvature of the 6th lens image side surface is R12, and thickness is d11 on the axis of the 6th lens, and full
Sufficient following relationship：
-1.04≤f6/f≤2.93；
-45.08≤(R11+R12)/(R11-R12)≤-0.07；
0.14≤d11≤1.47。
14. camera optical camera lens according to claim 13, which is characterized in that the camera optical camera lens also meets following
Relational expression：
-0.65≤f6/f≤2.34；
-28.17≤(R11+R12)/(R11-R12)≤-0.08；
0.22≤d11≤1.18。
15. camera optical camera lens according to claim 1, which is characterized in that the focal length of the camera optical camera lens is f,
The combined focal length of first lens and second lens is f12, and meets following relationship：
0.57≤f12/f≤1.89。
16. camera optical camera lens according to claim 15, which is characterized in that the camera optical camera lens also meets following
Relational expression：
0.91≤f12/f≤1.51。
17. camera optical camera lens according to claim 1, which is characterized in that the optics overall length of the camera optical camera lens
TTL is less than or equal to 6.06 millimeters.
18. camera optical camera lens according to claim 17, which is characterized in that the optics overall length of the camera optical camera lens
TTL is less than or equal to 5.79 millimeters.
19. camera optical camera lens according to claim 1, which is characterized in that the aperture F numbers of the camera optical camera lens are small
In or equal to 2.06.
20. camera optical camera lens according to claim 19, which is characterized in that the aperture F numbers of the camera optical camera lens
Less than or equal to 2.02.
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| CN201810203741.8A CN108363174B (en) | 2018-03-13 | 2018-03-13 | Image pickup optical lens |
| JP2018090203A JP6484366B1 (en) | 2018-03-13 | 2018-05-08 | Imaging optical lens |
| US16/039,484 US10816767B2 (en) | 2018-03-13 | 2018-07-19 | Camera optical lens |
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| CN201810203741.8A CN108363174B (en) | 2018-03-13 | 2018-03-13 | Image pickup optical lens |
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