CN110412734A - Camera optical camera lens - Google Patents
Camera optical camera lens Download PDFInfo
- Publication number
- CN110412734A CN110412734A CN201910581565.6A CN201910581565A CN110412734A CN 110412734 A CN110412734 A CN 110412734A CN 201910581565 A CN201910581565 A CN 201910581565A CN 110412734 A CN110412734 A CN 110412734A
- Authority
- CN
- China
- Prior art keywords
- lens
- camera
- curvature
- radius
- camera optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/004—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 four lenses
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
The present invention provides a kind of camera optical camera lens, the camera optical camera lens is by the first lens that object side to image side successively includes: with positive refracting power, the second lens with negative refracting power, the third lens with positive refracting power and with the 4th lens of negative refracting power；Wherein, the focal length of the camera optical camera lens entirety is f, the focal length of first lens is f1, the focal length of second lens is f2, the radius of curvature of the second lens image side surface is R4, the radius of curvature of 4th lens object side is R7, and the radius of curvature of the 4th lens image side surface is R8, and meets following relationship: -50.00≤R4/f≤- 20.00；4.00≤R7/R8≤10.00；1.00≤f1/f≤1.20；-5.00≤f2/f≤-2.50.The camera optical camera lens also meets the design requirement of large aperture, wide angle, ultrathin while with good optical property.
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]
With the development of photography technology, camera optical camera lens is widely used in miscellaneous electronic product, example
Such as smart phone, digital camera.For convenience of carrying, people increasingly pursue the lightening of electronic product, therefore, have good
The miniaturization camera optical camera lens of image quality becomes the mainstream of existing market.
To obtain preferable image quality, the camera lens that tradition is equipped on mobile phone camera mostly uses three-chip type lens arrangement.So
And with the development of technology and users on diversity increases, it is constantly reduced in the elemental area of sensor devices, and system
In the case that requirement to image quality is continuously improved, quadruple lenses structure is occurred gradually in lens design, common
Although quadruple lenses have had preferable optical property, its focal power, lens spacing and lens shape setting are still
With certain irrationality, while causing lens arrangement to be unable to satisfy with favorable optical performance, meet large aperture, ultra-thin
The design requirement of change.Therefore, it is necessary to which providing one kind has good optical property and meets large aperture, wide angle, ultrathin
The camera optical camera lens of design requirement.
[summary of the invention]
The purpose of the present invention is to provide a kind of camera optical camera lenses, while with favorable optical performance, meet big
Aperture, ultrathin, wide angle design requirement.
Technical scheme is as follows:
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 by object side to image side successively to include: the first lens with positive refracting power, the second lens with negative refracting power, have
The just the third lens of refracting power and the 4th lens with negative refracting power；
Wherein, the focal length of the camera optical camera lens entirety is f, and the focal length of first lens is f1, and described second thoroughly
The focal length of mirror is f2, and the radius of curvature of the second lens image side surface is R4, and the radius of curvature of the 4th lens object side is
The radius of curvature of R7, the 4th lens image side surface are R8, and meet following relationship:
-50.00≤R4/f≤-20.00；
4.00≤R7/R8≤10.00；
1.00≤f1/f≤1.20；
-5.00≤f2/f≤-2.50。
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, and meet following relationship:
0.30≤R1/R2≤0.45。
Preferably, the radius of curvature of the second lens object side is R3, and meets following relationship:
0.05≤R3/R4≤0.10。
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, the optics overall length of the camera optical camera lens is TTL, with a thickness of d1 on the axis of first lens, and meets following pass
It is formula:
-5.01≤(R1+R2)/(R1-R2)≤-1.31；
0.06≤d1/TTL≤0.21。
Preferably, the radius of curvature of the second lens object side is R3, with a thickness of d3, institute on the axis of second lens
The optics overall length for stating camera optical camera lens is TTL, meets following relationship:
-2.44≤(R3+R4)/(R3-R4)≤-0.74；
0.03≤d3/TTL≤0.11。
Preferably, the focal length of the third lens is f3, and the radius of curvature of the object side of the third lens is R5, described
The radius of curvature of the image side surface of the third lens is R6, with a thickness of d5 on the axis of the third lens, the camera optical camera lens
Optics overall length is TTL, and meets following relationship:
0.24≤f3/f≤1.04；
0.64≤(R5+R6)/(R5-R6)≤3.06；
0.06≤d5/TTL≤0.27。
Preferably, the focal length of the 4th lens is f4, with a thickness of d7, the camera optical on the axis of the 4th lens
The optics overall length of camera lens is TTL, and meets following relationship:
-1.52≤f4/f≤-0.33；
0.63≤(R7+R8)/(R7-R8)≤2.33；
0.04≤d7/TTL≤0.14。
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, and
Meet following relationship:
TTL/IH≤1.635。
Preferably, the aperture F number of the camera optical camera lens is less than or equal to 2.20.
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 sufficiently 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.
[Detailed description of the invention]
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]
The invention will be further described with embodiment with reference to the accompanying drawing.
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.
The following are embodiments one:
Also referring to Fig. 1 to Fig. 4, the present invention provides the camera optical camera lenses 10 of embodiment one.It is left in Fig. 1
Side is object side, and right side is image side, and camera optical camera lens 10 mainly includes four lens of coaxial arrangement, successively from object side to image side
Including aperture S1, the first lens L1, the second lens L2, the third lens L3 and the 4th lens L4.4th lens L4 and image planes Si it
Between be equipped with glass plate GF, glass plate GF can be glass cover-plate, is also possible to optical filtering piece.
In the present embodiment, the first lens have positive refracting power, and the second lens have negative refracting power, and the third lens have
Positive refracting power, the 4th lens have negative refracting power.
The radius of curvature for defining the second lens image side surface of camera optical camera lens 10 is R4, the camera optical camera lens
Whole focal length is f, and meet following relationship: -50.00≤R4/f≤- 20.00 is, it is specified that the image side surface of the second lens
The ratio of the focal length of radius of curvature and camera optical camera lens entirety makes system have lower sensibility, while benefit within this range
In amendment aberration.
The radius of curvature for defining the 4th lens object side is R7, and the radius of curvature of the 4th lens image side surface is
R8, and meet following relationship: 4.00≤R7/R8≤10.00, it is specified that the shape of the 4th lens, within this range when, favorably
In the aberration for drawing angle outside correction axis.
The focal length for defining first lens is f1, and meet following relationship: 1.00≤f1/f≤1.20 are, it is specified that the
The ratio of the focal length of one focal length of lens and camera optical camera lens entirety, by the reasonable distribution of focal power so that system with compared with
Good image quality and lower sensibility.
The focal length for defining second lens is f2, and meets following relationship: -5.00≤f2/f≤- 2.50, it is specified that
The ratio of the focal length of second focal length of lens and camera optical camera lens entirety, by the reasonable distribution of focal power, so that system has
Preferable image quality and lower sensibility.
The radius of curvature for defining the first lens object side is R1, and the radius of curvature of the first lens image side surface is
R2, and meet following relationship: 0.30≤R1/R2≤0.45, it is specified that the shape of the first lens, within this range when, favorably
In the aberration for drawing angle outside correction axis.
The radius of curvature for defining the second lens object side is R3, and meets following relationship: 0.05≤R3/R4≤
0.10, it is specified that the shapes of the second lens, within this range when, the aberration at angle is drawn outside the axis that is conducive to make corrections.
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.
The radius of curvature of first lens L1 object side is R1, and the radius of curvature of the first lens L1 image side surface is
R2 meets following relationship: -5.01≤(R1+R2)/(R1-R2)≤- 1.31, rationally controls the shape of the first lens L1,
The first lens L1 is enabled effectively to correct system spherical aberration.
The optics overall length of the camera optical camera lens is that TTL meets following with a thickness of d1 on the axis of the first lens L1
Relational expression: 0.06≤d1/TTL≤0.21.It is advantageously implemented ultrathin.
The radius of curvature of the second lens L2 mirror object side is R3, and the radius of curvature of the second lens L2 image side surface is
R4 meets following relationship: -2.44≤(R3+R4)/(R3-R4)≤- 0.74；.The shape of the second lens L2 is defined,
When in range, as camera lens develops to ultra-thin wide angle, be conducive to the axis colouring Aberration Problem that makes corrections.
The optics overall length of the camera optical camera lens is defined for TTL, with a thickness of d3 on the axis of the second lens L2, and completely
Sufficient following relationship: 0.03≤d3/TTL≤0.11 is advantageously implemented ultrathin.
The focal length of the third lens L3 is f3, and meet following relationship: 0.24≤f3/f≤1.04 pass through focal power
Reasonable distribution, so that system has preferable image quality and lower sensibility.
The radius of curvature of the object side of the third lens is R5, and the radius of curvature of the image side surface of the third lens is
R6, and meet following relationship: the shape of the third lens L3 can be effectively controlled in 0.64≤(R5+R6)/(R5-R6)≤3.06
Shape is conducive to the third lens L3 molding, and avoids leading to molding not because the surface curvature of the third lens L3 is excessive
It is good to be generated with stress.
With a thickness of d5 on the axis of the third lens L3, the optics overall length of the camera optical camera lens is TTL, is met following
Relational expression: 0.06≤d5/TTL≤0.27 is advantageously implemented ultrathin.
The focal length of 4th lens is f4, and meet following relationship: -1.52≤f4/f≤- 0.33 passes through focal power
Reasonable distribution, so that system has preferable image 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: 0.63≤(R7+R8)/(R7-R8)≤2.33.Defined is the shape of the 4th lens L4, In
When in range, with the development of ultra-thin 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 for stating camera optical camera lens is TTL, meets following pass
Be formula: 0.04≤d7/TTL≤0.14 is advantageously implemented ultrathin.
In present embodiment, the optics overall length of camera optical camera lens 10 is TTL, and the image height of camera optical camera lens 10 is IH,
Meet following relationship: TTL/IH≤1.635 are advantageously implemented ultrathin.
In present embodiment, the aperture F number of camera optical camera lens 10 is less than or equal to 2.20.Camera optical camera lens 10 has
The large aperture of favorable optical performance, imaging performance are good.
In addition, the surface of each lens can be set to aspheric in the camera optical camera lens 10 that present embodiment provides
Face, the aspherical shape for being easy to be fabricated to other than spherical surface, obtains more controlled variable, to cut down aberration, and then reduces saturating
The number that mirror uses, therefore the total length of camera optical camera lens 10 can be effectively reduced.In the present embodiment, each lens
Object side and image side surface are aspherical.
It is noted that due to the first lens L1, the second lens L2, the third lens L3 and described
Four lens L4 have foregoing structure and parameter relationship, and therefore, camera optical camera lens 10 is capable of each lens of reasonable distribution
Focal power, interval and shape, and therefore correct all kinds of aberrations.
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 1st 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]
The meaning of each symbol is as follows in upper table.
R: the radius of curvature of optical surface is center radius of curvature when lens；
S1: aperture；
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 R9: glass plate GF object side；
R10: the radius of curvature of the image side surface of glass plate GF；
D: distance on the axis on the axis of each lens between thickness or adjacent two 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 glass plate GF；
D9: thickness on the axis of glass plate GF；
D10: distance on the axis of the image side surface of glass plate GF to image planes Si；
Nd: refractive index；
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 ndg: glass plate GF d line；
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；
Vg: the Abbe number of glass plate GF.
[table 2]
In table 2, k is circular cone coefficient, and A4, A6, A8, A10, A12, A14, A16 are asphericity coefficients.
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." point of inflexion position " field corresponding data is each lens surface institute
Vertical range of the point of inflexion of setting to 10 optical axis of camera optical camera lens." stationary point position " field corresponding data is each lens surface
Vertical range of the set stationary point to 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 | Point of inflexion position 4 | |
| P1R1 | 1 | 0.635 | 0 | 0 | 0 |
| P1R2 | 2 | 0.365 | 0.705 | 0 | 0 |
| P2R1 | 0 | 0 | 0 | 0 | 0 |
| P2R2 | 1 | 0.535 | 0 | 0 | 0 |
| P3R1 | 0 | 0 | 0 | 0 | 0 |
| P3R2 | 3 | 0.615 | 0.885 | 1.045 | 0 |
| P4R1 | 4 | 0.175 | 0.885 | 1.465 | 1.635 |
| P4R2 | 2 | 0.385 | 1.835 | 0 | 0 |
[table 4]
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 is then shown, and wavelength is 555nm's
The curvature of field and distortion schematic diagram after camera optical camera lens 10 of the light by first embodiment, the curvature of field S of Fig. 4 is sagitta of arc direction
The curvature of field, 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 ENPD of the camera optical camera lens is 1.268mm, and full filed image height IH is
2.3mm, the field angle FOV of diagonal is 80.17 °, in this way, camera optical camera lens 10 has large aperture, ultra-thin, wide-angle,
Chromatic aberation sufficiently makes corrections on its axis, outside axis, and has outstanding optical signature.
The following are embodiments two:
Fig. 5 is the structural schematic diagram of camera optical camera lens 20 in embodiment two, embodiment two and one base of embodiment
This is identical, and symbol meaning and embodiment one are also identical in following list, therefore details are not described herein again for identical part, below
Only list difference.
Table 5, table 6 show the design data of the camera optical camera lens 20 of embodiment of the present invention two.
[table 5]
[table 6]
[table 7]
| Point of inflexion number | Point of inflexion position 1 | Point of inflexion position 2 | Point of inflexion position 3 | |
| P1R1 | 1 | 0.765 | 0 | 0 |
| P1R2 | 1 | 0.455 | 0 | 0 |
| P2R1 | 0 | 0 | 0 | 0 |
| P2R2 | 1 | 0.425 | 0 | 0 |
| P3R1 | 1 | 0.905 | 0 | 0 |
| P3R2 | 2 | 0.795 | 1.015 | 0 |
| P4R1 | 3 | 0.165 | 0.945 | 1.235 |
| P4R2 | 1 | 0.395 | 0 | 0 |
[table 8]
| Stationary point number | Stationary point position 1 | |
| P1R1 | 0 | 0 |
| P1R2 | 1 | 0.665 |
| P2R1 | 0 | 0 |
| P2R2 | 1 | 0.535 |
| P3R1 | 0 | 0 |
| P3R2 | 0 | 0 |
| P4R1 | 1 | 0.285 |
| P4R2 | 1 | 1.025 |
In addition, also listing various parameters in embodiment two in subsequent table 13 and joining with defined in conditional
The corresponding value of number.
Fig. 6, Fig. 7 respectively illustrate the light that wavelength is 470nm, 510nm, 555nm, 610nm and 650nm and pass through camera optical
Axial aberration and ratio chromatism, schematic diagram after camera lens 20.Fig. 8 is then shown, and the light that wavelength is 555nm passes through camera optical
The curvature of field and distortion schematic diagram after camera lens 20.The curvature of field S of Fig. 8 is the curvature of field in sagitta of arc direction, and T is the curvature of field of meridian direction.
In the present embodiment, the Entry pupil diameters ENPD of the camera optical camera lens is 1.536mm, and full filed image height IH is
2.20mm, the field angle FOV of diagonal is 68.16 °, in this way, camera optical camera lens 20 has large aperture, ultra-thin, wide-angle,
Chromatic aberation sufficiently makes corrections on its axis, outside axis, and has outstanding optical signature.
The following are embodiments three:
Fig. 9 is the structural schematic diagram of camera optical camera lens 30 in embodiment three, embodiment three and one base of embodiment
This is identical, and symbol meaning and embodiment one are also identical in following list, therefore details are not described herein again for identical part, below
Only list difference.
Table 9, table 10 show the design data of the camera optical camera lens 30 of embodiment of the present invention three.
[table 9]
[table 10]
Table 11, table 12 show the point of inflexion of each lens and stationary point design data in camera optical camera lens 30.
[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 | 0.575 | 0 | 0 | 0 |
| P1R2 | 1 | 0.305 | 0 | 0 | 0 |
| P2R1 | 0 | 0 | 0 | 0 | 0 |
| P2R2 | 1 | 0.535 | 0 | 0 | 0 |
| P3R1 | 0 | 0 | 0 | 0 | 0 |
| P3R2 | 2 | 0.635 | 0.855 | 0 | 0 |
| P4R1 | 4 | 0.205 | 0.935 | 1.415 | 1.545 |
| P4R2 | 1 | 0.395 | 0 | 0 | 0 |
[table 12]
| Stationary point number | Stationary point position 1 | Stationary point position 2 | |
| P1R1 | 0 | 0 | 0 |
| P1R2 | 1 | 0.455 | 0 |
| P2R1 | 0 | 0 | 0 |
| P2R2 | 1 | 0.625 | 0 |
| P3R1 | 0 | 0 | 0 |
| P3R2 | 0 | 0 | 0 |
| P4R1 | 2 | 0.395 | 1.595 |
| P4R2 | 1 | 1.025 | 0 |
In addition, also listing various parameters in embodiment three in subsequent table 13 and joining with defined in conditional
The corresponding value of number.
Figure 10, Figure 11 respectively illustrate the light that wavelength is 470nm, 510nm, 555nm, 610nm and 650nm and pass through shooting light
Axial aberration and ratio chromatism, schematic diagram after learning camera lens 30.Figure 12 is then shown, and the light that wavelength is 555nm passes through shooting light
The curvature of field and distortion schematic diagram after learning camera lens 30.The curvature of field S of Figure 12 is the curvature of field in sagitta of arc direction, and T is the curvature of field of meridian direction.
In the present embodiment, the Entry pupil diameters ENPD of the camera optical camera lens is 1.092mm, and full filed image height IH is
2.20mm, the field angle FOV of diagonal is 82.45 °, in this way, camera optical camera lens 30 has large aperture, ultra-thin, wide-angle,
Chromatic aberation sufficiently makes corrections on its axis, outside axis, and has outstanding optical signature.
Following table 13 is according to the value of above-mentioned numerical value and other relevant parameters.
[table 13]
Above-described is only embodiments of the present invention, it should be noted here that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, improvement can also be made, but these belong to protection model of the invention
It encloses.
Claims (9)
1. a kind of camera optical camera lens, which is characterized in that the camera optical camera lens successively includes: to have just by object side to image side
First lens of refracting power, the second lens with negative refracting power, the third lens with positive refracting power and have negative refracting power
The 4th lens；
Wherein, the focal length of the camera optical camera lens entirety is f, and the focal length of first lens is f1, second lens
Focal length is f2, and the radius of curvature of the second lens image side surface is R4, and the radius of curvature of the 4th lens object side is R7, institute
The radius of curvature for stating the 4th lens image side surface is R8, and meets following relationship:
-50.00≤R4/f≤-20.00；
4.00≤R7/R8≤10.00；
1.00≤f1/f≤1.20；
-5.00≤f2/f≤-2.50。
2. camera optical camera lens according to claim 1, which is characterized in that the radius of curvature of the first lens object side
Radius of curvature for R1, the first lens image side surface is R2, and meets following relationship:
0.30≤R1/R2≤0.45。
3. camera optical camera lens according to claim 1, which is characterized in that the radius of curvature of the second lens object side
For R3, and meet following relationship:
0.05≤R3/R4≤0.10。
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, and the optics overall length of the camera optical camera lens is TTL, described the
With a thickness of d1 on the axis of one lens, and meet following relationship:
-5.01≤(R1+R2)/(R1-R2)≤-1.31；
0.06≤d1/TTL≤0.21。
5. camera optical camera lens according to claim 1, which is characterized in that the radius of curvature of the second lens object side
For R3, with a thickness of d3 on the axis of second lens, the optics overall length of the camera optical camera lens is TTL, meets following relationship
Formula:
-2.44≤(R3+R4)/(R3-R4)≤-0.74；
0.03≤d3/TTL≤0.11。
6. camera optical camera lens according to claim 1, which is characterized in that the focal length of the third lens is f3, described
The radius of curvature of the object side of the third lens is R5, and the radius of curvature of the image side surface of the third lens is R6, and the third is saturating
With a thickness of d5 on the axis of mirror, the optics overall length of the camera optical camera lens is TTL, and meets following relationship:
0.24≤f3/f≤1.04；
0.64≤(R5+R6)/(R5-R6)≤3.06；
0.06≤d5/TTL≤0.27。
7. camera optical camera lens according to claim 1, which is characterized in that the focal length of the 4th lens is f4, described
With a thickness of d7 on the axis of 4th lens, the optics overall length of the camera optical camera lens is TTL, and meets following relationship:
-1.52≤f4/f≤-0.33；
0.63≤(R7+R8)/(R7-R8)≤2.33；
0.04≤d7/TTL≤0.14。
8. camera optical camera lens according to claim 1, which is characterized in that the optics overall length of the camera optical camera lens is
The image height of TTL, the camera optical camera lens are IH, and meet following relationship:
TTL/IH≤1.635。
9. camera optical camera lens according to claim 1, which is characterized in that the aperture F number of the camera optical camera lens is small
In or equal to 2.20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581565.6A CN110412734B (en) | 2019-06-29 | 2019-06-29 | Image pickup optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581565.6A CN110412734B (en) | 2019-06-29 | 2019-06-29 | Image pickup optical lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110412734A true CN110412734A (en) | 2019-11-05 |
| CN110412734B CN110412734B (en) | 2021-09-17 |
Family
ID=68358532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910581565.6A Active CN110412734B (en) | 2019-06-29 | 2019-06-29 | Image pickup optical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110412734B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021168883A1 (en) * | 2020-02-24 | 2021-09-02 | 诚瑞光学(常州)股份有限公司 | Camera optical lens |
| WO2021195891A1 (en) * | 2020-03-30 | 2021-10-07 | 江西晶超光学有限公司 | Optical imaging system, image capturing apparatus and electronic device |
| CN114815183A (en) * | 2022-04-28 | 2022-07-29 | 广东旭业光电科技股份有限公司 | High-image-quality optical imaging system and shooting device |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10227972A (en) * | 1997-02-14 | 1998-08-25 | Olympus Optical Co Ltd | Wide-angle photographic lens |
| US20040218285A1 (en) * | 2003-04-22 | 2004-11-04 | Olympus Corporation | Image forming optical system and electronic instrument using the same |
| CN1864087A (en) * | 2003-11-13 | 2006-11-15 | 柯尼卡美能达精密光学株式会社 | Image pickup lens and image pickup device |
| CN101256263A (en) * | 2007-01-30 | 2008-09-03 | 富士能株式会社 | Imaging lens |
| JP2010107906A (en) * | 2008-10-31 | 2010-05-13 | Sanyo Electric Co Ltd | Lens device and imaging apparatus |
| CN101950064A (en) * | 2009-07-08 | 2011-01-19 | 纳卢克斯株式会社 | Imaging optical system |
| CN202256841U (en) * | 2011-06-22 | 2012-05-30 | 大立光电股份有限公司 | Optical image lens assembly |
| JP2014136119A (en) * | 2013-01-18 | 2014-07-28 | Sharp Corp | Optical semiconductor device |
| CN104330877A (en) * | 2014-07-11 | 2015-02-04 | 玉晶光电(厦门)有限公司 | Optical imaging lens and electronic device using optical imaging lens |
| CN105319685A (en) * | 2015-05-28 | 2016-02-10 | 玉晶光电(厦门)有限公司 | Portable electronic device and optical imaging lens thereof |
| CN105388586A (en) * | 2015-07-09 | 2016-03-09 | 瑞声声学科技(深圳)有限公司 | Camera lens |
| CN105700120A (en) * | 2014-10-24 | 2016-06-22 | 大立光电股份有限公司 | Optical lens system, image capturing device and electronic device |
| US20170219799A1 (en) * | 2016-02-02 | 2017-08-03 | Largan Precision Co., Ltd. | Image capturing lens system, image capturing apparatus and electronic device |
| CN107272158A (en) * | 2017-07-20 | 2017-10-20 | 瑞声声学科技(苏州)有限公司 | Pick-up lens |
| CN107643582A (en) * | 2016-07-21 | 2018-01-30 | 先进光电科技股份有限公司 | Optical imaging system |
| CN109031605A (en) * | 2018-08-14 | 2018-12-18 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
-
2019
- 2019-06-29 CN CN201910581565.6A patent/CN110412734B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10227972A (en) * | 1997-02-14 | 1998-08-25 | Olympus Optical Co Ltd | Wide-angle photographic lens |
| US20040218285A1 (en) * | 2003-04-22 | 2004-11-04 | Olympus Corporation | Image forming optical system and electronic instrument using the same |
| CN1864087A (en) * | 2003-11-13 | 2006-11-15 | 柯尼卡美能达精密光学株式会社 | Image pickup lens and image pickup device |
| CN101256263A (en) * | 2007-01-30 | 2008-09-03 | 富士能株式会社 | Imaging lens |
| JP2010107906A (en) * | 2008-10-31 | 2010-05-13 | Sanyo Electric Co Ltd | Lens device and imaging apparatus |
| CN101950064A (en) * | 2009-07-08 | 2011-01-19 | 纳卢克斯株式会社 | Imaging optical system |
| CN202256841U (en) * | 2011-06-22 | 2012-05-30 | 大立光电股份有限公司 | Optical image lens assembly |
| JP2014136119A (en) * | 2013-01-18 | 2014-07-28 | Sharp Corp | Optical semiconductor device |
| CN104330877A (en) * | 2014-07-11 | 2015-02-04 | 玉晶光电(厦门)有限公司 | Optical imaging lens and electronic device using optical imaging lens |
| CN105700120A (en) * | 2014-10-24 | 2016-06-22 | 大立光电股份有限公司 | Optical lens system, image capturing device and electronic device |
| CN105319685A (en) * | 2015-05-28 | 2016-02-10 | 玉晶光电(厦门)有限公司 | Portable electronic device and optical imaging lens thereof |
| CN105388586A (en) * | 2015-07-09 | 2016-03-09 | 瑞声声学科技(深圳)有限公司 | Camera lens |
| US20170219799A1 (en) * | 2016-02-02 | 2017-08-03 | Largan Precision Co., Ltd. | Image capturing lens system, image capturing apparatus and electronic device |
| CN107643582A (en) * | 2016-07-21 | 2018-01-30 | 先进光电科技股份有限公司 | Optical imaging system |
| CN107272158A (en) * | 2017-07-20 | 2017-10-20 | 瑞声声学科技(苏州)有限公司 | Pick-up lens |
| CN109031605A (en) * | 2018-08-14 | 2018-12-18 | 瑞声科技(新加坡)有限公司 | Camera optical camera lens |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021168883A1 (en) * | 2020-02-24 | 2021-09-02 | 诚瑞光学(常州)股份有限公司 | Camera optical lens |
| WO2021195891A1 (en) * | 2020-03-30 | 2021-10-07 | 江西晶超光学有限公司 | Optical imaging system, image capturing apparatus and electronic device |
| CN114815183A (en) * | 2022-04-28 | 2022-07-29 | 广东旭业光电科技股份有限公司 | High-image-quality optical imaging system and shooting device |
| CN114815183B (en) * | 2022-04-28 | 2023-11-24 | 广东旭业光电科技股份有限公司 | High-image-quality optical imaging system and shooting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110412734B (en) | 2021-09-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110515183A (en) | Camera optical camera lens | |
| CN110297314A (en) | Camera optical camera lens | |
| CN110515182A (en) | Camera optical camera lens | |
| CN109870786A (en) | Camera optical camera lens | |
| CN110297312A (en) | Camera optical camera lens | |
| CN110007442A (en) | Camera optical camera lens | |
| CN110297313A (en) | Camera optical camera lens | |
| CN110262005A (en) | Camera optical camera lens | |
| CN110515181A (en) | Camera optical camera lens | |
| CN110471167A (en) | Camera optical camera lens | |
| CN110501806A (en) | Camera optical camera lens | |
| CN110297311A (en) | Camera optical camera lens | |
| CN110221410A (en) | Camera optical camera lens | |
| CN110515178A (en) | Camera optical camera lens | |
| CN110488462A (en) | Camera optical camera lens | |
| CN110515179A (en) | Camera optical camera lens | |
| CN109031605A (en) | Camera optical camera lens | |
| CN109828349A (en) | Camera optical camera lens | |
| CN110361844A (en) | Camera optical camera lens | |
| CN109613680A (en) | Camera optical camera lens | |
| CN110361840A (en) | Camera optical camera lens | |
| CN110488464A (en) | Camera optical camera lens | |
| CN110221409A (en) | Camera optical camera lens | |
| CN110346910A (en) | Camera optical camera lens | |
| CN110346922A (en) | Camera optical camera lens |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200424 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Applicant after: Raytheon solutions Pte Ltd Address before: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Applicant before: Raytheon Technology (Singapore) Co., Ltd |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |