CN107765405A - Minimize flake camera module - Google Patents
Minimize flake camera module Download PDFInfo
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- CN107765405A CN107765405A CN201711087726.3A CN201711087726A CN107765405A CN 107765405 A CN107765405 A CN 107765405A CN 201711087726 A CN201711087726 A CN 201711087726A CN 107765405 A CN107765405 A CN 107765405A
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- lens
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- object plane
- image planes
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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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Abstract
The embodiment of the invention discloses one kind to minimize flake camera module, and its optical system is sequentially provided with along optical axis from object plane to image planes：First lens, the second lens, the 3rd lens, the 4th lens, the 5th lens and the 6th lens；The object plane side of first lens is convex surface, and image planes side is concave surface, and its focal power is negative；The object plane side of second lens is concave surface, and image planes side is concave surface, and its focal power is negative；The object plane side of 3rd lens is convex surface, and image planes side is convex surface, and its focal power is just；The object plane side of 4th lens is convex surface, and image planes side is convex surface, and its focal power is just；The object plane side of 5th lens is concave surface, and image planes side is convex surface, and its focal power is negative；The object plane side of 6th lens is convex surface, and image planes side is convex surface, and its focal power is just.The embodiment of the present invention, it is mainly made up of six pieces of lens, and lens piece number is few, simple in construction, volume miniaturization；It is mutually combined using different lens, there is the big angle of visual field, high pixel, low distortion and the optical properties such as aberration is small.
Description
Technical field：
The present invention relates to a kind of camera module, especially a kind of panorama VR cameras and 360 ° of being applied to are without dead angle monitoring field
Flake camera module.
Background technology：
It is existing to be applied to panorama VR cameras and 360 ° of flake camera modules without dead angle monitoring field, generally existing eyeglass piece
Number it is more, it is complicated the defects of.
The content of the invention：
It is more to overcome existing flake camera module eyeglass piece number to be present, it is complicated the problem of, the embodiment of the present invention provides
A kind of miniaturization flake camera module.
Flake camera module is minimized, it comprises at least camera lens, the base coordinated with camera lens and is used on base
The light sensitive device of the optical signal from camera lens is received, is provided with optical system in camera lens, optical system is along optical axis from object plane to image planes
It is sequentially provided with：First lens, the second lens, the 3rd lens, the 4th lens, the 5th lens and the 6th lens；
The object plane side of first lens is convex surface, and image planes side is concave surface, and its focal power is negative；
The object plane side of second lens is concave surface, and image planes side is concave surface, and its focal power is negative；
The object plane side of 3rd lens is convex surface, and image planes side is convex surface, and its focal power is just；
The object plane side of 4th lens is convex surface, and image planes side is convex surface, and its focal power is just；
The object plane side of 5th lens is concave surface, and image planes side is convex surface, and its focal power is negative；
The object plane side of 6th lens is convex surface, and image planes side is convex surface, and its focal power is just.
The embodiment of the present invention, it is mainly made up of six pieces of lens, and lens piece number is few, simple in construction, volume miniaturization；Using
Different lens are mutually combined, and have the big angle of visual field, high pixel, low distortion and the optical properties such as aberration is small.
Brief description of the drawings：
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of the camera module of the present invention；
Fig. 2 is the curvature of field of the camera module of the present invention, distortion curve figure；
Fig. 3 is the chromaticity difference diagram of the camera module of the present invention；
Fig. 4 is the MTF curve figure of the camera module of the present invention.
Embodiment：
In order that technical problem solved by the invention, technical scheme and beneficial effect are more clearly understood, below in conjunction with
Drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
As shown in figure 1, miniaturization flake camera module, it comprises at least camera lens, the base coordinated with camera lens and is located at
Be used for the light sensitive device for receiving the optical signal from camera lens on base, be provided with optical system in camera lens, optical system along optical axis from
Object plane is sequentially provided with to image planes：First lens 1, the second lens 2, the 3rd lens 3, the 4th lens 4, the 5th lens 5 and the 6th
Lens 6.
The object plane side of first lens 1 is convex surface, and image planes side is concave surface, and its focal power is negative；
The object plane side of second lens 2 is concave surface, and image planes side is concave surface, and its focal power is negative；
The object plane side of 3rd lens 3 is convex surface, and image planes side is convex surface, and its focal power is just；
The object plane side of 4th lens 4 is convex surface, and image planes side is convex surface, and its focal power is just；
The object plane side of 5th lens 5 is concave surface, and image planes side is convex surface, and its focal power is negative；
The object plane side of 6th lens 6 is convex surface, and image planes side is convex surface, and its focal power is just.
The embodiment of the present invention, it is mainly made up of six pieces of lens, and lens piece number is few, simple in construction, volume miniaturization；Using
Different lens are mutually combined, and have the big angle of visual field, high pixel, low distortion and the optical properties such as aberration is small.
Further, in the present embodiment, the 4th lens 4 and the mutually glued formation compound lens of the 5th lens 5, its focal power
For just.It is simple in construction, it is ensured that good optical property.
Yet further, the combined focal length f45 of the preferred scheme as the present embodiment, the 4th lens 4 and the 5th lens 5 expires
Foot：0.1<f/f45<0.25, wherein, f is the focal length of whole optical system.It is mutually combined using different lens, it is ensured that good
Optical property.
Further, non-limiting as the embodiment of this programme, each lens of the optical system meet such as
Lower condition：
(1)-0.59<f/f1<-0.25；
(2)-0.66<f/f2<-0.42；
(3)0.46<f/f3<0.7；
(4)0.1<f/f45<0.25；
(5)0.12<f/f6<0.27；
Wherein, f be whole optical system focal length, f1 be the first lens 1 focal length, f2 be the second lens 2 focal length, f3
For the focal length of the 3rd lens 3, f45 is the combined focal length of the 4th lens 4 and the 5th lens 5, and f6 is the focal length of the 6th lens 6.Adopt
It is mutually combined with different lens, there is the big angle of visual field, high pixel, low distortion and the optical properties such as aberration is small.
Yet further, in the present embodiment, focal length f1, Refractive Index of Material Nd1, the material Abbe constant Vd1 of the first lens 1
Meet：-0.59<f/f1<- 0.25, Nd1 ＞ 1.80, Vd1 ＜ 50, wherein, f is the focal length of whole optical system.It is simple in construction,
Good optical property can be ensured.
Further, the second lens 2 are made of light crown glass, its focal length f2, Refractive Index of Material Nd2, material Abbe
Constant Vd2 meets：-0.66<f/f2<- 0.42, Nd2 ＜ 1.50, Vd2 ＞ 70, wherein, f is the focal length of whole optical system.Knot
Structure is simple, it is ensured that good optical property.
Further, the 3rd lens 3 are made of heavy-lanthanide flint glass, its focal length f3, Refractive Index of Material Nd3, material
Abbe constant Vd3 meets：0.46<f/f3<0.7, Nd3 ＞ 1.90, Vd3 ＜ 36, wherein, f is the focal length of whole optical system.Knot
Structure is simple, it is ensured that good optical property.
Specifically, the combined focal length f45 of the 4th lens 4 and the 5th lens 5 meets：0.1<f/f45<0.25, the 4th lens
Refractive Index of Material Nd4, material Abbe constant Vd4 meet：Nd4 ＜ 1.70, Vd4 ＞ 55；The Refractive Index of Material of 5th lens
Nd5, material Abbe constant Vd5 meet：Nd5 ＞ 1.90, Vd5 ＜ 22；Wherein, f is the focal length of whole optical system.Structure letter
It is single, it is ensured that good optical property.
Further, the 6th lens 6 are made of heavy-lanthanide flint glass, its focal length f6, Refractive Index of Material Nd6, material Ah
Shellfish constant Vd6 meets：0.12<f/f6<0.27, Nd6 ＞ 1.87, Vd6 ＜ 40, wherein, f is the focal length of whole optical system.Knot
Structure is simple, it is ensured that good optical property.
Yet further, the diaphragm STO of optical system is between the 3rd lens 3 and the 4th lens 4, close to the 3rd lens
Side.It is simple in construction, for adjusting the intensity of light beam.
Further, the first lens 1, the second lens 2, the 3rd lens 3, the 4th lens 4, the 5th lens 5, the 6th lens
6 be glass lens.
Specifically, in the present embodiment, the focal length f of this optical system is 1.08mm, and stop index FNo. is 2.0, visual field
ω=200 ° of angle 2, optics overall length TTL are 10mm.Every basic parameter of this optical system is as shown in the table：
| Surface | Radius of curvature R (mm) | Thickness D (mm) | Refractive index Nd | Dispersion values Vd |
| S1 | 8.02 | 0.54 | 1.804 | 46.57 |
| S2 | 1.81 | 2.05 | ||
| S3 | -2.93 | 0.57 | 1.487 | 70.42 |
| S4 | 1.44 | 0.36 | ||
| S5 | 2.13 | 1.15 | 1.911 | 35.25 |
| S6 | -5.39 | 0.02 | ||
| STO | It is infinitely great | 0.54 | ||
| S8 | 20.83 | 1.1 | 1.6968 | 55.53 |
| S9 | -0.98 | 0.38 | 1.922 | 20.88 |
| S10 | -2.66 | 0.25 | ||
| S11 | 10.32 | 0.92 | 1.883 | 39.22 |
| S12 | -7.72 | 0.1 | ||
| S13 | It is infinitely great | 0.70 | 1.51680 | 64.20 |
In upper table, along optical axis from object plane to image planes, S1, S2 correspond to two surfaces of the first lens 1；S3, S4 are corresponded to
Two surfaces of the second lens 2；S5, S6 correspond to two surfaces of the 3rd lens 3；STO corresponds to optical system aperture diaphragm 7
Position；S8, S9 correspond to two surfaces of the 4th lens 4；S9, S10 correspond to two surfaces of the 5th lens 5；S11,
S12 corresponds to two surfaces of the 6th lens 6；S13 corresponds to Sensor imaging surfaces 8.
As can be seen that the optical system in the present embodiment has high pixel, low distortion and aberration small etc. in from Fig. 2 to Fig. 4
Good optical property.
It is to combine one or more embodiments that particular content provides as described above, does not assert the specific reality of the present invention
Apply and be confined to these explanations.It is all approximate with method of the invention, structure etc., identical, or for present inventive concept under the premise of
Some technology deduction or replace are made, should all be considered as protection scope of the present invention.
Claims (10)
1. minimizing flake camera module, it comprises at least camera lens, the base coordinated with camera lens and is used to connect on base
Receive the light sensitive device of the optical signal from camera lens, be provided with optical system in camera lens, optical system along optical axis from object plane to image planes according to
It is secondary to be provided with：First lens, the second lens, the 3rd lens, the 4th lens, the 5th lens and the 6th lens；Characterized in that,
The object plane side of first lens is convex surface, and image planes side is concave surface, and its focal power is negative；
The object plane side of second lens is concave surface, and image planes side is concave surface, and its focal power is negative；
The object plane side of 3rd lens is convex surface, and image planes side is convex surface, and its focal power is just；
The object plane side of 4th lens is convex surface, and image planes side is convex surface, and its focal power is just；
The object plane side of 5th lens is concave surface, and image planes side is convex surface, and its focal power is negative；
The object plane side of 6th lens is convex surface, and image planes side is convex surface, and its focal power is just.
2. miniaturization flake camera module according to claim 1, it is characterised in that the 4th lens and the 5th lens are mutual
Gluing forms compound lens, and its focal power is just.
3. miniaturization flake camera module according to claim 2, it is characterised in that the group of the 4th lens and the 5th lens
Complex focus f45 meets：0.1<f/f45<0.25, wherein, f is the focal length of whole optical system.
4. miniaturization flake camera module according to claim 1, it is characterised in that each lens of the optical system meet
Following condition：
(1)-0.59<f/f1<-0.25；
(2)-0.66<f/f2<-0.42；
(3)0.46<f/f3<0.7；
(4)0.1<f/f45<0.25；
(5)0.12<f/f6<0.27；
Wherein, f is the focal length of whole optical system, and f1 is the focal length of the first lens, and f2 is the focal length of the second lens, and f3 is the 3rd
The focal length of lens, f45 are the combined focal length of the 4th lens and the 5th lens, and f6 is the focal length of the 6th lens.
5. miniaturization flake camera module according to claim 1, it is characterised in that focal length f1, the material of the first lens
Refractive index Nd1, material Abbe constant Vd1 meet：-0.59<f/f1<- 0.25, Nd1 ＞ 1.80, Vd1 ＜ 50, wherein, f is whole
The focal length of optical system.
6. miniaturization flake camera module according to claim 1, it is characterised in that focal length f2, the material of the second lens
Refractive index Nd2, material Abbe constant Vd2 meet：-0.66<f/f2<- 0.42, Nd2 ＜ 1.50, Vd2 ＞ 70, wherein, f is whole
The focal length of optical system.
7. miniaturization flake camera module according to claim 1, it is characterised in that focal length f3, the material of the 3rd lens
Refractive index Nd3, material Abbe constant Vd3 meet：0.46<f/f3<0.7, Nd3 ＞ 1.90, Vd3 ＜ 36, wherein, f is whole light
The focal length of system.
8. miniaturization flake camera module according to claim 1, it is characterised in that the group of the 4th lens and the 5th lens
Complex focus f45 meets：0.1<f/f45<0.25, Refractive Index of Material Nd4, the material Abbe constant Vd4 of the 4th lens meet：Nd4
＜ 1.70, Vd4 ＞ 55；Refractive Index of Material Nd5, the material Abbe constant Vd5 of 5th lens meet：Nd5 ＞ 1.90, Vd5 ＜ 22；
Wherein, f is the focal length of whole optical system.
9. miniaturization flake camera module according to claim 1, it is characterised in that focal length f6, the material of the 6th lens
Refractive index Nd6, material Abbe constant Vd6 meet：0.12<f/f6<0.27, Nd6 ＞ 1.87, Vd6 ＜ 40, wherein, f is whole light
The focal length of system.
10. miniaturization flake camera module according to claim 1, it is characterised in that the diaphragm STO of optical system is located at
Between 3rd lens and the 4th lens, close to the 3rd lens side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711087726.3A CN107765405B (en) | 2017-11-08 | 2017-11-08 | Miniaturized fish-eye camera module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711087726.3A CN107765405B (en) | 2017-11-08 | 2017-11-08 | Miniaturized fish-eye camera module |
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| CN107765405A true CN107765405A (en) | 2018-03-06 |
| CN107765405B CN107765405B (en) | 2023-04-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490590A (en) * | 2018-05-02 | 2018-09-04 | 广东弘景光电科技股份有限公司 | Day and night confocal flake monitoring optical system and its camera module of application |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100208358A1 (en) * | 2009-02-16 | 2010-08-19 | Seiko Epson Corporation | Projection zoom lens and projection type image display device |
| CN202693897U (en) * | 2012-08-24 | 2013-01-23 | 江西联创电子有限公司 | Lens imaging system of high-pixel fish-eye lens |
| CN105629443A (en) * | 2016-03-30 | 2016-06-01 | 浙江大华技术股份有限公司 | Lens system and camera lens |
| JP2017037119A (en) * | 2015-08-07 | 2017-02-16 | 日立マクセル株式会社 | Wide-angle image capturing lens system and image capturing device |
-
2017
- 2017-11-08 CN CN201711087726.3A patent/CN107765405B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100208358A1 (en) * | 2009-02-16 | 2010-08-19 | Seiko Epson Corporation | Projection zoom lens and projection type image display device |
| CN202693897U (en) * | 2012-08-24 | 2013-01-23 | 江西联创电子有限公司 | Lens imaging system of high-pixel fish-eye lens |
| JP2017037119A (en) * | 2015-08-07 | 2017-02-16 | 日立マクセル株式会社 | Wide-angle image capturing lens system and image capturing device |
| CN105629443A (en) * | 2016-03-30 | 2016-06-01 | 浙江大华技术股份有限公司 | Lens system and camera lens |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490590A (en) * | 2018-05-02 | 2018-09-04 | 广东弘景光电科技股份有限公司 | Day and night confocal flake monitoring optical system and its camera module of application |
| CN108490590B (en) * | 2018-05-02 | 2023-07-28 | 广东弘景光电科技股份有限公司 | Day and night confocal fish eye monitoring optical system and camera module applying same |
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| CN107765405B (en) | 2023-04-28 |
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