CN110361839A - Camera optical camera lens - Google Patents
Camera optical camera lens Download PDFInfo
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- CN110361839A CN110361839A CN201910581581.5A CN201910581581A CN110361839A CN 110361839 A CN110361839 A CN 110361839A CN 201910581581 A CN201910581581 A CN 201910581581A CN 110361839 A CN110361839 A CN 110361839A
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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
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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
- G02B13/18—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 provides a kind of camera optical camera lenses, it sequentially includes from object side to image side: the first lens with positive refracting power, the second lens with negative refracting power, the third lens with refracting power, the 4th lens with refracting power, the 5th lens with positive refracting power, and the 6th lens with negative refracting power；The focal length of 5th lens is f5, the focal length of 6th lens is f6, the radius of curvature of the third lens object side is R5, the radius of curvature of the third lens image side surface is R6, with a thickness of d9 on the axis of 5th lens, distance is d10 on the axis of 5th lens image side surface to the 6th lens object side, meets following relationship: -3.00≤f5/f6≤- 1.70；0.50≤d9/d10≤0.80；2.50≤(R5+R6)/(R5-R6)≤5.00.While camera optical camera lens provided by the invention has favorable optical performance, meet the design requirement of large aperture, wide angle, ultrathin.
Description
[technical field]
The present invention relates to field of optical lens, in particular to a kind of to be suitable for the hand-held terminals such as smart phone, digital camera
The camera optical camera lens of the photographic devices such as equipment and monitor, PC camera lens.
[background technique]
In recent years, with the rise of smart phone, the demand for minimizing phtographic lens is increasingly improved, 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, four-piece type even
It is five chip lens arrangements.However, with the development of technology and users on diversity increases, in the pixel of sensor devices
In the case that area constantly reduces, and requirement of the system to image quality is continuously improved, six chip lens arrangements are occurred gradually over
In lens design, although six common chip lens have had preferable optical property, its focal power, lens spacing
Still there is certain irrationality with lens shape setting, cause lens arrangement while with favorable optical performance, nothing
Method meets the design requirement of ultrathin, wide angle.
[summary of the invention]
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of camera optical camera lenses, with favorable optical performance
While, meet large aperture, ultrathin, wide angle design requirement.
In order to solve the above technical problems, embodiments of the present invention provide a kind of camera optical camera lens, from object side
Sequentially include to image side: the first lens with positive refracting power, the second lens with negative refracting power, the third with refracting power
Lens, the 4th lens with refracting power, the 5th lens with positive refracting power, and the 6th lens with negative refracting power；
The focal length of 5th lens is f5, and the focal length of the 6th lens is f6, the song of the third lens object side
Rate radius is R5, and the radius of curvature of the third lens image side surface is R6, with a thickness of d9 on the axis of the 5th lens, described the
Distance is d10 on five lens image side surfaces to the axis of the 6th lens object side, meets following relationship:
-3.00≤f5/f6≤-1.70；
0.50≤d9/d10≤0.80；
2.50≤(R5+R6)/(R5-R6)≤5.00。
Preferably, the focal length of the camera optical camera lens is f, and the focal length of first lens is f1, meets following relationship
Formula:
0.80≤f1/f≤0.95。
Preferably, on the first lens image side surface to the axis of the second lens object side distance be d2, described second
With a thickness of d3 on the axis of lens, meet following relationship:
0.25≤d2/d3≤0.50。
Preferably, the radius of curvature of the first lens object side is R1, the radius of curvature of the first lens image side surface
For R2, with a thickness of d1 on the axis of first lens, the optics overall length of the camera optical camera lens is TTL, meets following relationship
Formula:
-4.04≤(R1+R2)/(R1-R2)≤-1.18；
0.07≤d1/TTL≤0.21。
Preferably, the focal length of the camera optical camera lens is f, and the focal length of second lens is f2, second lens
The radius of curvature of object side is R3, and the radius of curvature of the second lens image side surface is R4, thickness on the axis of second lens
Optics overall length for d3, the camera optical camera lens is TTL, meets following relationship:
-8.02≤f2/f≤-1.79；
1.13≤(R3+R4)/(R3-R4)≤4.71；
0.03≤d3/TTL≤0.08。
Preferably, the focal length of the camera optical camera lens is f, and the focal length of the third lens is f3, the third lens
Axis on a thickness of d5, the optics overall length of the camera optical camera lens is TTL, meet following relationship:
-49.87≤f3/f≤1819.41；
0.03≤d5/TTL≤0.12。
Preferably, the focal length of the camera optical camera lens is f, and the focal length of the 4th lens is f4, the 4th lens
The radius of curvature of object side is R7, and the radius of curvature of the 4th lens image side surface is R8, thickness on the axis of the 4th lens
Optics overall length for d7, the camera optical camera lens is TTL, meets following relationship:
-10.81≤f4/f≤105.35；
-21.89≤(R7+R8)/(R7-R8)≤291.20；
0.03≤d7/TTL≤0.08。
Preferably, the focal length of the camera optical camera lens is f, and the radius of curvature of the 5th lens object side is R9, institute
The radius of curvature for stating the 5th lens image side surface is R10, with a thickness of d9 on the axis of the 5th lens, the camera optical camera lens
Optics overall length is TTL, meets following relationship:
0.57≤f5/f≤3.05；
-2.77≤(R9+R10)/(R9-R10)≤-0.20；
0.04≤d9/TTL≤0.16。
Preferably, the focal length of the camera optical camera lens is f, and the radius of curvature of the 6th lens object side is R11, institute
The radius of curvature of the 6th lens image side surface is stated for R12, with a thickness of d11, the camera optical camera lens on the axis of the 6th lens
Optics overall length be TTL, meet following relationship:
-1.46≤f6/f≤-0.43；
0.13≤(R11+R12)/(R11-R12)≤0.56；
0.04≤d11/TTL≤0.16。
Preferably, the optics overall length of the camera optical camera lens is TTL, and the image height of the camera optical camera lens is IH, full
Sufficient following relationship:
TTL/IH≤1.22。
The beneficial effects of the present invention are: camera optical camera lens according to the present invention has favorable optical performance, and has
Large aperture, wide angle, the characteristic of ultrathin, are particularly suitable for the mobile phone being made of photographing elements such as CCD, CMOS of high pixel
Cameral lens assembly and WEB pick-up lens.
[Detailed description of the invention]
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the structural schematic diagram of the camera optical camera lens of embodiment one；
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 embodiment two；
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 embodiment three；
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.
[specific embodiment]
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to each reality of the 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 also may be implemented.
(first embodiment)
Attached drawing is please referred to, 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 to image side sequentially includes: 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 optics such as optical filtering piece (filter) GF member between 6th lens L6 and image planes Si
Part.
In the present embodiment, the first lens L1 has positive refracting power, and the second lens L2 has negative refracting power, the third lens
L3 has refracting power, and the 4th lens L4 has refracting power, and the 5th lens L5 has positive refracting power, and the 6th lens L6 has negative flexion
Power.
In the present embodiment, the focal length for defining the 5th lens L5 is f5, and the focal length of the 6th lens L6 is f6,
Meet following relationship: -3.00≤f5/f6≤- 1.70；Define the focal length and the 6th lens L6 of the 5th lens L5
Focal length ratio, Performance of Optical System is helped to improve within the scope of conditional.
It defines on the axis of the 5th lens L5 with a thickness of d9, the 5th lens L5 image side surface to the 6th lens L6
Distance is d10 on the axis of object side, meets following relationship: 0.50≤d9/d10≤0.80；Define the 5th lens L5
Axis on thickness and the 5th lens L5 image side surface to the axis of the 6th lens L6 object side distance ratio, in condition
Facilitate the processing of eyeglass and the assembling of camera lens within the scope of formula.
The radius of curvature for defining the third lens L3 object side is R5, the radius of curvature of the third lens L3 image side surface
For R6, meet following relationship: 2.50≤(R5+R6)/(R5-R6)≤5.00；The shape for defining the third lens L3,
In conditional prescribed limit, the deviation degree that light passes through eyeglass can be mitigated, aberration is effectively reduced.
The focal length for defining the camera optical camera lens 10 is f, and the focal length of the first lens L1 is f1, meets following relationship
Formula: 0.80≤f1/f≤0.95；Define the ratio of the focal length of the first lens L1 and the focal length of the camera optical camera lens 10
Value efficiently controls the spherical aberration of the first lens generation, improves imaging image quality.
Defining on the first lens L1 image side surface to the axis of the second lens L2 object side distance is d2, described second
With a thickness of d3 on the axis of lens L2, meet following relationship: 0.25≤d2/d3≤0.50；Define the first lens L1 picture
The ratio of distance and thickness on the axis of the second lens L2 on side to the axis of the second lens L2 object side, in condition model
Be conducive to improve system image quality in the case where ultrathin in enclosing.
The radius of curvature for defining the first lens L1 object side is R1, the radius of curvature of the first lens L1 image side surface
For R2, meet following relationship: -4.04≤(R1+R2)/(R1-R2)≤- 1.18；The rationally shape of the first lens L1 of control, makes
System spherical aberration can effectively be corrected by obtaining the first lens L1.
The optics overall length of the optical camera lens 10 is TTL, with a thickness of d1 on the axis of the first lens L1, under satisfaction
Column relational expression: 0.07≤d1/TTL≤0.21 is advantageously implemented ultrathin.
Define the second lens L2 focal length be f2, meet following relationship: -8.02≤f2/f≤- 1.79, pass through by
The negative power control of second lens L2 is conducive to the aberration for correcting optical system in zone of reasonableness.
The radius of curvature of second lens L2 object side is R3, and the radius of curvature of the second lens L2 image side surface is
R4 meets following relationship: 1.13≤(R3+R4)/(R3-R4)≤4.71；The shape for defining the second lens L2, in item
When within the scope of part, as camera lens develops to ultrathin, wide angle, be conducive to the axis colouring Aberration Problem that makes corrections.
With a thickness of d3 on the axis of the second lens L2, the optics overall length of the optical camera lens 10 is TTL, under satisfaction
Column relational expression: 0.03≤d3/TTL≤0.08 is advantageously implemented ultrathin.
The focal length for defining the third lens L3 is f3, and the focal length of the camera optical camera lens is f, meets following relationship
Formula: -49.87≤f3/f≤1819.41；In condition and range, by the reasonable distribution of focal power, so that system has preferably
Image quality and lower sensibility.
With a thickness of d5 on the axis of the third lens L3, the optics overall length of the optical camera lens 10 is TTL, under satisfaction
Column relational expression: 0.03≤d5/TTL≤0.12 is advantageously implemented ultrathin.
The focal length for defining the 4th lens is f4, and the focal length of the camera optical camera lens is f, meets following relationship :-
10.81≤f4/f≤105.35；In condition and range, by the reasonable distribution of focal power, so that system has preferably imaging
Quality and lower sensibility.
The radius of curvature of the 4th lens L4 object side is R7, and the radius of curvature of the 4th lens L4 image side surface is
R8 meets following relationship: -21.89≤(R7+R8)/(R7-R8)≤291.20；The shape of the 4th lens L4 is defined,
When in range, with ultrathin, the development of wide angle, be conducive to the problems such as drawing the aberration at angle outside correction axis.
With a thickness of d7 on the axis of the 4th lens L4, the optics overall length of the optical camera lens 10 is TTL, under satisfaction
Column relational expression: 0.03≤d7/TTL≤0.08 is advantageously implemented ultrathin.
The focal length for defining the 5th lens L5 is f5, and the focal length of the camera optical camera lens is f, meets following relationship
Formula: 0.57≤f5/f≤3.05；It can effectively make the light angle of pick-up lens 10 flat the restriction of the 5th lens L5
It is slow, reduce tolerance sensitivities.
The radius of curvature of the 5th lens L5 object side is R9, and the radius of curvature of the 5th lens L5 image side surface is
R10, and meet following relationship: -2.77≤(R9+R10)/(R9-R10)≤- 0.20；The shape of the 5th lens L5 is defined,
When in range, with ultrathin, the development of wide angle, be conducive to the problems such as drawing the aberration at angle outside correction axis.
With a thickness of d9 on the axis of the 5th lens L5, the optics overall length of the optical camera lens 10 is TTL, under satisfaction
Column relational expression: 0.04≤d9/TTL≤0.16 is advantageously implemented ultrathin.
The focal length for defining the 6th lens L6 is f6, meets following relationship: -1.46≤f6/f≤- 0.43；Pass through light
The reasonable distribution of focal power, so that system has preferable image quality and lower sensibility.
The radius of curvature of the 6th lens L6 object side is R11, and the radius of curvature of the 6th lens L6 image side surface is
R12, and meet following relationship: 0.13≤(R11+R12)/(R11-R12)≤0.56；The shape of the 6th lens L6 is defined,
When in range, with ultrathin, the development of wide angle, be conducive to the problems such as drawing the aberration at angle outside correction axis.
With a thickness of d11 on the axis of the 6th lens L6, the optics overall length of the optical camera lens 10 is TTL, is met
Following relationship: 0.04≤d11/TTL≤0.16 is advantageously implemented ultrathin.
The optics overall length for defining the camera optical camera lens 10 is TTL, and the image height of the camera optical camera lens 10 is IH, full
Sufficient following relationship: TTL/IH≤1.22 are advantageously implemented ultrathin.
When meeting above-mentioned relation, so that camera optical camera lens 10 realizes while with good optical imaging performance,
Also be able to satisfy large aperture, ultrathin, wide angle design requirement；According to the characteristic of the optical lens 10, the optical lens 10 is outstanding
It is suitable for the mobile phone camera lens component being made of photographing elements such as CCD, CMOS of high pixel and WEB pick-up lens.
Camera optical camera lens 10 of the invention will be illustrated with example below.The documented following institute of symbol in each example
Show.Distance on focal length, axis, radius of curvature, thickness on axis, point of inflexion position, stationary point position unit be mm.
TTL: optics overall length (distance on the object side to the axis of imaging surface of the first lens L1), unit mm；
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, specific implementable solution are joined lower described.
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: being center radius of curvature when the radius of curvature of optical surface, lens；
The radius of curvature of the object side of R1: the first lens L1；
The radius of curvature of the image side surface of R2: the first lens L1；
The radius of curvature of the object side of R3: the second lens L2；
The radius of curvature of the image side surface of R4: the second lens L2；
The radius of curvature of R5: the third lens L3 object side；
R6: the radius of curvature of the image side surface of the third lens L3；
The radius of curvature of the object side of R7: the four lens L4；
The radius of curvature of the image side surface of R8: the four lens L4；
The radius of curvature of the object side of R9: the five lens L5；
The radius of curvature of the image side surface of R10: the five lens L5；
The radius of curvature of the object side of R11: the six lens L6；
The radius of curvature of the image side surface of R12: the six 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 the axis on the axis of lens between thickness and lens；
Distance on the axis of the object side of d0: aperture S1 to first lens L1；
Thickness on the axis of d1: the first lens L1；
Distance on the image side surface of d2: the first lens L1 to the axis of the object side of the second lens L2；
Thickness on the axis of d3: the second lens L2；
Distance on the image side surface of d4: the 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 axis of the image side surface of the third lens L3 to the object side of the 4th lens L4；
Thickness on the axis of d7: the four lens L4；
Distance on the image side surface of d8: the four lens L4 to the axis of the object side of the 5th lens L5；
Thickness on the axis of d9: the five lens L5；
Distance on the image side surface of d10: the five lens L5 to the axis of the object side of the 6th lens L6；
Thickness on the axis of d11: the six lens L6；
Distance on the image side surface of d12: the six 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；
The refractive index of nd:d line；
The refractive index of the d line of nd1: the first lens L1；
The refractive index of the d line of nd2: the second lens L2；
The refractive index of nd3: the third lens L3 d line；
The refractive index of the d line of nd4: the four lens L4；
The refractive index of the d line of nd5: the five lens L5；
The refractive index of the d line of nd6: the six lens L6；
Ndg: the refractive index of the d line of optical filtering piece GF；
Vd: Abbe number；
The Abbe number of v1: the first lens L1；
The Abbe number of v2: the second lens L2；
V3: the Abbe number of the third lens L3；
The Abbe number of v4: the four lens L4；
The Abbe number of v5: the five lens L5；
The Abbe number of v6: the six 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, A18, A20 are asphericity coefficients.
Y=(x2/R)/[1+{1-(k+1)(x2/R2)}1/2]+A4x4+A6x6+A8x8+A10x10+A12x12+A14x14+
A16x16+A18x18+A20x20 (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
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 stationary point set by each lens surface to the vertical range of 10 optical axis of camera optical camera lens.
[table 3]
[table 4]
| Stationary point number | Stationary point position 1 | |
| P1R1 | 0 | 0 |
| P1R2 | 1 | 0.755 |
| P2R1 | 0 | 0 |
| P2R2 | 0 | 0 |
| P3R1 | 1 | 0.175 |
| P3R2 | 1 | 0.215 |
| P4R1 | 1 | 0.375 |
| P4R2 | 1 | 0.455 |
| P5R1 | 1 | 0.755 |
| P5R2 | 0 | 0 |
| P6R1 | 1 | 2.145 |
| P6R2 | 1 | 0.665 |
Fig. 2, Fig. 3 respectively illustrate the light that wavelength is 470nm, 510nm, 555nm, 610nm and 650nm to be implemented by first
Axial aberration and ratio chromatism, schematic diagram after the camera optical camera lens 10 of mode.Fig. 4 then shows the light that wavelength is 555nm
The curvature of field and distortion schematic diagram after camera optical camera lens 10 by first embodiment, 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 13 occurred afterwards show in each embodiment one, two, three in various numerical value and conditional as defined in parameter institute
Corresponding value.
As shown in table 13, first embodiment meets each conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 1.765mm, and full filed image height is
3.282mm, the field angle of diagonal is 83.80 °, so that 10 wide angle of camera optical camera lens, ultrathin, axis
Upper, the outer chromatic aberation of axis sufficiently makes corrections, and has outstanding optical signature.
(second embodiment)
Second embodiment is essentially identical with first embodiment, and symbol meaning is identical with first embodiment, this second
The structure type of the camera optical camera lens 20 of embodiment please join shown in Fig. 5, only list difference below.
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]
[table 8]
| Stationary point number | Stationary point position 1 | Stationary point position 2 | |
| P1R1 | 0 | 0 | 0 |
| P1R2 | 1 | 0.675 | 0 |
| P2R1 | 0 | 0 | 0 |
| P2R2 | 0 | 0 | 0 |
| P3R1 | 1 | 0.815 | 0 |
| P3R2 | 1 | 0.935 | 0 |
| P4R1 | 1 | 0.395 | 0 |
| P4R2 | 1 | 0.415 | 0 |
| P5R1 | 2 | 0.635 | 1.905 |
| P5R2 | 0 | 0 | 0 |
| P6R1 | 1 | 2.145 | 0 |
| P6R2 | 1 | 0.675 | 0 |
Fig. 6, Fig. 7 respectively illustrate the light that wavelength is 470nm, 510nm, 555nm, 610nm and 650nm to be implemented by second
Axial aberration and ratio chromatism, schematic diagram after the camera optical camera lens 20 of mode.Fig. 8 then shows the light that wavelength is 555nm
The curvature of field and distortion schematic diagram after camera optical camera lens 20 by second embodiment.
As shown in table 13, second embodiment meets each conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 1.764mm, and full filed image height is
3.282mm, the field angle of diagonal is 83.60 °, so that 20 wide angle of camera optical camera lens, ultrathin, axis
Upper, the outer chromatic aberation of axis sufficiently makes corrections, and has outstanding optical signature.
(third embodiment)
Third embodiment and first embodiment are essentially identical, and symbol meaning is identical with first embodiment, the third
The structure type of the camera optical camera lens 30 of embodiment please join shown in Fig. 9, only list difference below.
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]
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | Point of inflexion position 3 | Point of inflexion position 4 | |
| P1R1 | 1 | 0.835 | 0 | 0 | 0 |
| P1R2 | 2 | 0.425 | 0.865 | 0 | 0 |
| P2R1 | 0 | 0 | 0 | 0 | 0 |
| P2R2 | 0 | 0 | 0 | 0 | 0 |
| P3R1 | 1 | 0.745 | 0 | 0 | 0 |
| P3R2 | 1 | 0.865 | 0 | 0 | 0 |
| P4R1 | 2 | 0.245 | 0.975 | 0 | 0 |
| P4R2 | 2 | 0.255 | 1.295 | 0 | 0 |
| P5R1 | 2 | 0.445 | 1.375 | 0 | 0 |
| P5R2 | 4 | 0.235 | 1.385 | 1.945 | 1.965 |
| P6R1 | 2 | 1.045 | 2.335 | 0 | 0 |
| P6R2 | 3 | 0.315 | 2.285 | 2.525 | 0 |
[table 12]
It is real by third that Figure 10, Figure 11 respectively illustrate the light that wavelength is 470nm, 510nm, 555nm, 610nm and 650nm
Axial aberration and ratio chromatism, schematic diagram after applying the camera optical camera lens 30 of mode.It is 555nm that Figure 12, which then shows wavelength,
Camera optical camera lens 30 of the light by third embodiment after the curvature of field and distortion schematic diagram.
Following table 13 lists the numerical value that each conditional is corresponded in present embodiment according to the above conditions.Obviously, this reality
The camera optical camera lens for applying mode meets above-mentioned conditional.
In the present embodiment, the Entry pupil diameters of the camera optical camera lens are 1.758mm, and full filed image height is
3.282mm, the field angle of diagonal is 84.60 °, so that 30 wide angle of camera optical camera lens, ultrathin, axis
Upper, the outer chromatic aberation of axis sufficiently makes corrections, and has outstanding optical signature.
[table 13]
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiment party of the invention
Formula, and in practical applications, can to it, various changes can be made in the form and details, without departing from spirit and model of the invention
It encloses.
Claims (10)
1. a kind of camera optical camera lens, which is characterized in that the camera optical camera lens sequentially includes: having from object side to image side
First lens of positive refracting power, the second lens with negative refracting power, the third lens with refracting power, the with refracting power
Four lens, the 5th lens with positive refracting power, and the 6th lens with negative refracting power；
The focal length of 5th lens is f5, and the focal length of the 6th lens is f6, the curvature half of the third lens object side
Diameter is R5, and the radius of curvature of the third lens image side surface is R6, and with a thickness of d9 on the axis of the 5th lens, the described 5th thoroughly
Distance is d10 on mirror image side to the axis of the 6th lens object side, meets following relationship:
-3.00≤f5/f6≤-1.70；
0.50≤d9/d10≤0.80；
2.50≤(R5+R6)/(R5-R6)≤5.00。
2. camera optical camera lens according to claim 1, which is characterized in that the focal length of the camera optical camera lens is f, institute
The focal length for stating the first lens is f1, meets following relationship:
0.80≤f1/f≤0.95。
3. camera optical camera lens according to claim 1, which is characterized in that the first lens image side surface to described second
Distance is that d2 with a thickness of d3 on the axis of second lens meets following relationship on the axis of lens object side:
0.25≤d2/d3≤0.50。
4. camera optical camera lens according to claim 1, which is characterized in that the radius of curvature of the first lens object side
For R1, the radius of curvature of the first lens image side surface is R2, with a thickness of d1, the camera optical on the axis of first lens
The optics overall length of camera lens is TTL, meets following relationship:
-4.04≤(R1+R2)/(R1-R2)≤-1.18；
0.07≤d1/TTL≤0.21。
5. camera optical camera lens according to claim 1, which is characterized in that the focal length of the camera optical camera lens is f, institute
The focal length for stating the second lens is f2, and the radius of curvature of the second lens object side is R3, the song of the second lens image side surface
Rate radius is R4, and with a thickness of d3 on the axis of second lens, the optics overall length of the camera optical camera lens is TTL, under satisfaction
Column relational expression:
-8.02≤f2/f≤-1.79；
1.13≤(R3+R4)/(R3-R4)≤4.71；
0.03≤d3/TTL≤0.08。
6. camera optical camera lens according to claim 1, which is characterized in that the focal length of the camera optical camera lens is f, institute
The focal length of the third lens is stated as f3, with a thickness of d5 on the axis of the third lens, the optics overall length of the camera optical camera lens is
TTL meets following relationship:
-49.87≤f3/f≤1819.41；
0.03≤d5/TTL≤0.12。
7. camera optical camera lens according to claim 1, which is characterized in that 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 with a thickness of d7 on the axis of the 4th lens, the optics overall length of the camera optical camera lens is TTL, under satisfaction
Column relational expression:
-10.81≤f4/f≤105.35；
-21.89≤(R7+R8)/(R7-R8)≤291.20；
0.03≤d7/TTL≤0.08。
8. camera optical camera lens according to claim 1, which is characterized in that the focal length of the camera optical camera lens is f, institute
The radius of curvature for stating the 5th lens object side is R9, and the radius of curvature of the 5th lens image side surface is R10, the 5th lens
Axis on a thickness of d9, the optics overall length of the camera optical camera lens is TTL, meet following relationship:
0.57≤f5/f≤3.05；
-2.77≤(R9+R10)/(R9-R10)≤-0.20；
0.04≤d9/TTL≤0.16。
9. camera optical camera lens according to claim 1, which is characterized in that the focal length of the camera optical camera lens is f, institute
The radius of curvature for stating the 6th lens object side is R11, and the radius of curvature of the 6th lens image side surface is R12, and the described 6th thoroughly
With a thickness of d11 on the axis of mirror, the optics overall length of the camera optical camera lens is TTL, meets following relationship:
-1.46≤f6/f≤-0.43；
0.13≤(R11+R12)/(R11-R12)≤0.56；
0.04≤d11/TTL≤0.16。
10. camera optical camera lens according to claim 1, which is characterized in that the optics overall length of the camera optical camera lens
Image height for TTL, the camera optical camera lens is IH, meets following relationship:
TTL/IH≤1.22。
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