CN205992082U - A kind of full visor head of high definition flake - Google Patents
A kind of full visor head of high definition flake Download PDFInfo
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- CN205992082U CN205992082U CN201620925889.9U CN201620925889U CN205992082U CN 205992082 U CN205992082 U CN 205992082U CN 201620925889 U CN201620925889 U CN 201620925889U CN 205992082 U CN205992082 U CN 205992082U
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- lens element
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- length value
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- high definition
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Abstract
The utility model discloses a kind of full visor head of high definition flake, including mirror head outer shell and the first lens element being arranged in order by thing side to image side, the second lens element, the 3rd lens element, the 4th lens element, the 5th lens element, the 6th lens element, the 7th lens element, the 8th lens element, the 9th lens element and the tenth lens element being arranged in mirror head outer shell, described first lens element is the curved month type eyeglass having positive focal power and being convex to object space.A kind of full visor head of this high definition flake, using 10 eyeglasses, get final product the aberration in effective correcting optical system, reach gratifying optical characteristics and wider total angle of visual field, diagonal 214 ° of ultra-wide angle, also has low distortion simultaneously, optical distortion 149.0%, camera lens overall length TTL is 28.00mm, and resistance to 120 degree of high temperature above, the camera lens being capable of more than 16,000,000 pixel scale requires, and the special applications that can meet camera lens require.
Description
【Technical field】
This utility model is related to a kind of camera lens, particularly to a kind of full visor head of high definition flake.
【Background technology】
With the development of camera lens and electronic technology, camera lens has no longer merely been confined in camera system.Except traditional
DV shoots, and camera lens also begins to under other various video acquisition environment.The shooting to surrounding for the such as monitoring system, respectively
Kind of vehicle fitting includes passenger vehicle in automobile, lorry, motorcycle etc., in order to ensure the safety when carrying out reverse action for the driver
Property, it is to avoid collide and cause damage with car, people or other object, therefore install in vehicle rear and be originally served only for photographing unit
Wide-angle lens, absorbs the picture of external object by this camera lens, allows the driver's viewing being sitting in driver's cabin sentence by line transmission
Disconnected it is ensured that safety between vehicle and other object.But existing camera lens pixel is low at present, camera lens is mainly 1,300,000 pixels or 500
Ten thousand pixels, are not used to the millions pixel system of high-end market at all, once and the angle of visual field reaches 160 degree, and distortion can be non-
Chang great, image quality is poor, for this reason, we have proposed a kind of full visor head of high definition flake.
【Utility model content】
Main purpose of the present utility model is to provide a kind of high definition flake full visor head, can be with effectively solving background technology
In problem.
For achieving the above object, the technical scheme that this utility model is taken is：
A kind of full visor head of high definition flake, including mirror head outer shell and be arranged in mirror head outer shell by thing side to image side successively
First lens element of arrangement, the second lens element, the 3rd lens element, the 4th lens element, the 5th lens element, the 6th saturating
Mirror element, the 7th lens element, the 8th lens element, the 9th lens element and the tenth lens element, described first lens element
For having positive focal power and being convex to the curved month type eyeglass of object space, described second lens element is to have positive focal power and be convex to
The curved month type eyeglass of object space, described 3rd lens element is the curved month type eyeglass having positive focal power and being convex to object space, described
4th lens element is the curved month type eyeglass having positive focal power and being convex to object space, described 5th lens element be have positive
Focal power is simultaneously convex to the curved month type eyeglass of object space, and described 6th lens element is the biconvex eyeglass with negative focal power, institute
Stating the 7th lens element is the biconvex eyeglass with negative focal power, and the 8th lens element is the concave-concave with positive focal power
Type eyeglass, the 9th lens element is the biconvex eyeglass with negative focal power, and the tenth lens element is to have positive focal power
And it is convex to the curved month type eyeglass of object space, and it is provided with diaphragm opening between described 6th lens element and the 7th lens element, the described tenth
Lens element side is provided with optical filter IR.
Further, described first lens element meets following condition formula：Nd >=1.79, Vd >=43.45, wherein Nd
Represent the d optical index of the first lens element material, Vd represents the d light Abbe constant of the first lens element material.
Further, described second lens element meets following condition formula：Nd >=1.44, Vd >=46.57, wherein Nd
Represent the d optical index of the second lens element material, Vd represents the d light Abbe constant of the second lens element material.
Further, the focal length value F1=-24.819694mm of described first lens element；The focal length of the second lens element
Value F2=-10.177365mm；The focal length value F3=-5.522522mm of the 3rd lens element；The focal length value of the 4th lens element-
10.292801mm；The focal length value F5=-13.952330mm of the 5th lens element；The focal length value F6=+ of the 6th lens element
2.860354mm；The focal length value F7=+2.669428mm of the 7th lens element；The focal length value F8=- of the 8th lens element
1.508220mm；The focal length value F9=+4.100227mm of the 9th lens element；The focal length value F10=+ of the tenth lens element
8.722619mm.
Further, described first lens element object space side outermost point will meet following formula to the distance of imaging surface：TTL
≥28.00mm.
Further, described first lens element, the second lens element, the 3rd lens element, the 4th lens element, the 5th
Lens element, the 6th lens element, the 7th lens element, the 8th lens element, the 9th lens element and the tenth lens element are equal
For glass lens element；Described mirror head outer shell is all-metal mirror head outer shell.
Compared with prior art, this utility model has the advantages that：A kind of full visor head of high definition flake, adopts 10
Piece eyeglass, you can the aberration effectively in correcting optical system, reaches gratifying optical characteristics and wider total angle of visual field, surpasses
Diagonal 214 ° of Radix Rumiciss, also low distortion simultaneously, optical distortion -149.0%, camera lens overall length TTL is 28.00mm, and resistance to 120 degree
High temperature above, the camera lens being capable of more than 16,000,000 pixel scale requires, and the special applications that can meet camera lens require.
【Brief description】
Fig. 1 be a kind of full visor head of this utility model high definition flake structural representation (object space is in left-most position, as
Side is in right-most position)；
Fig. 2 is a kind of imaging process schematic diagram of the full visor head of this utility model high definition flake；
Fig. 3 is a kind of chromatic curve figure of the full visor head of this utility model high definition flake；
Fig. 4 is a kind of astigmatism curve chart of the full visor head of this utility model high definition flake；
Fig. 5 is a kind of distortion curve figure of the full visor head of this utility model high definition flake；
Fig. 6 is a kind of MTF curve figure of the full visor head of this utility model high definition flake；
In figure：1st, mirror head outer shell；L1, the first lens member；L2, the second lens element；L3, the 3rd lens element；L4,
Four lens elements；L5, the 5th lens element；L6, the 6th lens element；L7, the 7th lens element；L8, the 8th lens element；
L9, the 9th lens element；L10, the tenth lens element；2nd, diaphragm opening；IR, optical filter.
【Specific embodiment】
Technological means, creation characteristic, reached purpose and effect for making this utility model realize are easy to understand, below
In conjunction with specific embodiment, this utility model is expanded on further.
As shown in figures 1 to 6, the full visor head of a kind of high definition flake, including mirror head outer shell 1 and be arranged in mirror head outer shell 1 by
The first lens element L1 that thing side to image side is arranged in order, the second lens element L2, the 3rd lens element L3, the 4th lens element
L4, the 5th lens element L5, the 6th lens element L6, the 7th lens element L7, the 8th lens element L8, the 9th lens element L9
With the tenth lens element L10, described first lens element L1 is the curved month type eyeglass having positive focal power and being convex to object space, institute
Stating the second lens element L2 is the curved month type eyeglass having positive focal power and being convex to object space, and described 3rd lens element L3 is tool
There is positive focal power and be convex to the curved month type eyeglass of object space, described 4th lens element L4 is to have positive focal power and be convex to thing
The curved month type eyeglass of side, described 5th lens element L5 is the curved month type eyeglass having positive focal power and being convex to object space, described
6th lens element L6 is the biconvex eyeglass with negative focal power, and described 7th lens element L7 is to have negative focal power
Biconvex eyeglass, the 8th lens element L8 is the double concave type eyeglass with positive focal power, the 9th lens element L9 be have
The biconvex eyeglass of negative focal power, the tenth lens element L10 is the curved month type eyeglass having positive focal power and being convex to object space,
It is provided with diaphragm opening 2, described tenth lens element L10 side is provided between described 6th lens element L6 and the 7th lens element L7
Optical filter IR.
Wherein, described first lens element L1 meets following condition formula：Nd >=1.79, Vd >=43.45, wherein Nd table
Show the d optical index of the first lens element L1 material, Vd represents the d light Abbe constant of the first lens element L1 material.
Wherein, described second lens element L2 meets following condition formula：Nd >=1.44, Vd >=46.57, wherein Nd table
Show the d optical index of the second lens element L2 material, Vd represents the d light Abbe constant of the second lens element L2 material.
Wherein, the focal length value F 1=-24.819694mm of described first lens element L1；The focal length of the second lens element L2
Value F2=-10.177365mm；The focal length value F3=-5.522522mm of the 3rd lens element L3；The focal length of the 4th lens element L4
Value -10.292801mm；The focal length value F5=-13.952330mm of the 5th lens element L5；The focal length value of the 6th lens element L6
F6=+2.860354mm；The focal length value F7=+2.669428mm of the 7th lens element L7；The focal length value of the 8th lens element L8
F8=-1.508220mm；The focal length value F9=+4.100227mm of the 9th lens element L9；The focal length value of the tenth lens element L10
F 10=+8.722619mm.
Wherein, described first lens element L1 object space side outermost point will meet following formula to the distance of imaging surface：TTL≥
28.00mm.
Wherein, the first lens element L1, the second lens element L2, the 3rd lens element L3, the 4th lens element L4, the 5th
Lens element L5, the 6th lens element L6, the 7th lens element L7, the 8th lens element L8, the 9th lens element L9 and the tenth
Lens element L10 is glass lens element；Described mirror head outer shell 1 is all-metal mirror head outer shell, and glass lens element has anti-
Scrape scrape along opposing rugged environment change impact.
It should be noted that this utility model is a kind of full visor head of high definition flake, during work, the entirety of this camera lens of taking photo by plane
Focal length value is F, and f-number is F/NO, and the angle of visual field is 2 ω=214 °, and camera lens overall length TTL is 28.0mm, and by object space side,
By each minute surface number consecutively, the curvature mirror radius of the first lens element L1 is R1, R2, and the minute surface of the second lens element L2 is bent
Rate radius is R3, R4, and the curvature mirror radius of the 3rd lens element L3 is R5, R6, the curvature mirror half of the 4th lens element L4
Footpath is R7, R8, and the curvature mirror radius of the 5th lens element L5 is R9, R10, and the curvature mirror radius of the 6th lens element L6 is
R10, R11, the curvature mirror radius of diaphragm face R12, the 7th lens element L7 is R13, R14, the minute surface of the 8th lens element L8
Radius of curvature is R14, R15, and the curvature mirror radius of the 9th lens element L9 is R15, R16, the minute surface of the tenth lens element L10
Radius of curvature is R17, R18, and the minute surface of light filter IR is R19, R20.
This utility model F=1.30mm, F/NO=2.8,2 ω=214 °, TTL=28.00mm.
This utility model optical system parameter table is shown in Table 1：
Fig. 2 is the imaging process schematic diagram corresponding to the present embodiment, and Fig. 3 to Fig. 6 is optical corresponding to the present embodiment
Energy curve chart, wherein Fig. 3 is chromatic curve figure (can be spherical aberration curve chart), and by conventional F, the wavelength of d.C three coloured light carrys out table
Show, unit is mm.Fig. 4 is astigmatism curve chart, and by conventional F, representing, unit is nm for the wavelength of d.C three coloured light.Fig. 5 is abnormal
Varied curve figure, represents the distortion sizes values in the case of the different angles of visual field, and unit is %.Fig. 6 is MTF curve figure, represents one
The comprehensive solution of optical system is as level.As seen from the figure, this camera lens of taking photo by plane by various optical aberration correctings to enough to practical level.
During actual optical performance test, optical specification is
Of the present utility model ultimate principle and principal character and of the present utility model advantage have been shown and described above.One's own profession
The technical staff of industry it should be appreciated that this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model is also
Have various changes and modifications, these changes and improvements both fall within the range of claimed this utility model.This utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (6)
1. the full visor head of a kind of high definition flake, including mirror head outer shell (1) and be arranged in mirror head outer shell (1) by thing side to image side
The first lens element (L1) of being arranged in order, the second lens element (L2), the 3rd lens element (L3), the 4th lens element
(L4), the 5th lens element (L5), the 6th lens element (L6), the 7th lens element (L7), the 8th lens element (L8), the 9th
Lens element (L9) and the tenth lens element (L10) it is characterised in that：Described first lens element (L1) is to have positive light Jiao
Spend and be convex to the curved month type eyeglass of object space, described second lens element (L2) is the bent moon having positive focal power and being convex to object space
Type eyeglass, described 3rd lens element (L3) is the curved month type eyeglass having positive focal power and being convex to object space, and the described 4th is saturating
Mirror element (L4) is the curved month type eyeglass having positive focal power and being convex to object space, and described 5th lens element (L5) is just to have
Focal power and be convex to the curved month type eyeglass of object space, described 6th lens element (L6) is the biconvex mirror with negative focal power
Piece, described 7th lens element (L7) is the biconvex eyeglass with negative focal power, and the 8th lens element (L8) is just to have
Focal power double concave type eyeglass, the 9th lens element (L9) is the biconvex eyeglass with negative focal power, the tenth lens cells
Part (L10) is the curved month type eyeglass having positive focal power and being convex to object space, described 6th lens element (L6) and the 7th lens
It is provided with diaphragm opening (2), described tenth lens element (L10) side is provided with optical filter IR between element (L7).
2. a kind of full visor head of high definition flake according to claim 1 it is characterised in that：Described first lens element (L1)
Meet following condition formula：Nd >=1.79, Vd >=43.45, wherein Nd represent the d anaclasis of the first lens element (L1) material
Rate, Vd represents the d light Abbe constant of the first lens element (L1) material.
3. a kind of full visor head of high definition flake according to claim 1 it is characterised in that：Described second lens element (L2)
Meet following condition formula：Nd >=1.44, Vd >=46.57, wherein Nd represent the d anaclasis of the second lens element (L2) material
Rate, Vd represents the d light Abbe constant of the second lens element (L2) material.
4. a kind of full visor head of high definition flake according to claim 1 it is characterised in that：Described first lens element (L1)
Focal length value F1=-24.819694mm；The focal length value F2=-10.177365mm of the second lens element (L2)；3rd lens cells
The focal length value F3=-5.522522mm of part (L3)；Focal length value-the 10.292801mm of the 4th lens element (L4)；5th lens cells
The focal length value F5=-13.952330mm of part (L5)；The focal length value F6=+2.860354mm of the 6th lens element (L6)；7th is saturating
The focal length value F7=+2.669428mm of mirror element (L7)；The focal length value F8=-1.508220mm of the 8th lens element (L8)；The
The focal length value F9=+4.100227mm of nine lens elements (L9)；The focal length value F10=+ of the tenth lens element (L10)
8.722619mm.
5. a kind of full visor head of high definition flake according to claim 1 it is characterised in that：Described first lens element (L1)
Object space side outermost point will meet following formula to the distance of imaging surface：TTL≥28.00mm.
6. a kind of full visor head of high definition flake according to claim 1 it is characterised in that：First lens element (L1),
Two lens elements (L2), the 3rd lens element (L3), the 4th lens element (L4), the 5th lens element (L5), the 6th lens cells
Part (L6), the 7th lens element (L7), the 8th lens element (L8), the 9th lens element (L9) and the tenth lens element (L10)
It is glass lens element；Described mirror head outer shell (1) is all-metal mirror head outer shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620925889.9U CN205992082U (en) | 2016-08-23 | 2016-08-23 | A kind of full visor head of high definition flake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620925889.9U CN205992082U (en) | 2016-08-23 | 2016-08-23 | A kind of full visor head of high definition flake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205992082U true CN205992082U (en) | 2017-03-01 |
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ID=58106931
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620925889.9U Expired - Fee Related CN205992082U (en) | 2016-08-23 | 2016-08-23 | A kind of full visor head of high definition flake |
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| CN (1) | CN205992082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112817119A (en) * | 2019-11-15 | 2021-05-18 | 中国科学院长春光学精密机械与物理研究所 | Optical lens for spaceflight |
-
2016
- 2016-08-23 CN CN201620925889.9U patent/CN205992082U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112817119A (en) * | 2019-11-15 | 2021-05-18 | 中国科学院长春光学精密机械与物理研究所 | Optical lens for spaceflight |
| CN112817119B (en) * | 2019-11-15 | 2021-11-16 | 中国科学院长春光学精密机械与物理研究所 | Optical lens for spaceflight |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170301 Termination date: 20170823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |