CN204256252U - A kind of camera of ultra-thin tablet computer focuses structure - Google Patents
A kind of camera of ultra-thin tablet computer focuses structure Download PDFInfo
- Publication number
- CN204256252U CN204256252U CN201420786759.2U CN201420786759U CN204256252U CN 204256252 U CN204256252 U CN 204256252U CN 201420786759 U CN201420786759 U CN 201420786759U CN 204256252 U CN204256252 U CN 204256252U
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- lens
- image side
- refracting power
- thing side
- tool
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Abstract
The utility model relates to panel computer technical field, camera in particular to a kind of ultra-thin tablet computer focuses structure, comprises tool positive refracting power first lens, tool positive refracting power second lens, a tool bears refracting power the 3rd lens, a tool bears refracting power the 4th lens and the positive refracting power of a tool the 5th lens; Second lens card is located at the image side of the first lens on the surface, the second lens by the image side of the first lens surface be wrapped in; First lens card is located on the thing side surface of the 3rd lens, the first lens and the second lens be wrapped in by the thing side surface of the 3rd lens; Optical filter, cover glass and imaging surface is also provided with successively in side, surface, the image side of the 5th lens.When using the utility model, highly shortened the overall volume of imaging lens, reaching the requirement that shooting product design is thin, greatly improving imaging resolution, meet camera lens needed for existing ultra-thin tablet computer.It is simple that the utility model has structure, arranges rationally, the advantages such as cost of manufacture is low.
Description
Technical field
The utility model relates to panel computer technical field, and particularly a kind of camera of ultra-thin tablet computer focuses structure.
Background technology
Along with the fast development of imaging technique, to optical camera lens particularly panel computer pick-up lens image quality require more and more higher.From 300,500,8,000,000 pixels, the above resolution of 1,300 ten thousand pixel till now.Improving constantly of resolution of lens, requires two aspects to optical imaging system: on the one hand, and the quantity of optical imagery optical mirror slip gets more and more, there are original less than 3, till now 4, more than 5, the increase of optical system eyeglass, causes the contour structures of camera lens very thick; On the other hand, improving constantly of resolution, reach optical limit resolution, only has the imaging area increasing photoelectronic imaging element CCD/Cmos, in order to ensure that optical imaging system chief ray angle controls when certain limit, the optics overall length of system can increase, and causes optical system structure TTL to become very long.The reason of above two aspects, can affect the overall volume of imaging lens, does not reach the requirement that existing shooting product design is thin.Therefore be necessary to provide a kind of camera that can meet the features such as lens imaging resolution needed for ultra-thin tablet computer is instantly high, slim body to focus structure.
Summary of the invention
The purpose of this utility model is defect for prior art and deficiency, and provide a kind of structure simple, the camera of ultra-thin tablet computer reasonable in design, easy to use focuses structure.
For achieving the above object, the technical solution adopted in the utility model is:
The camera of a kind of ultra-thin tablet computer described in the utility model focuses structure, comprises tool positive refracting power first lens, tool positive refracting power second lens, a tool bears refracting power the 3rd lens, a tool bears refracting power the 4th lens and the positive refracting power of a tool the 5th lens; The thing side surface of the first lens is convex surface, and the surface, image side of the first lens is concave surface, and thing side surface and the surface, image side of the first lens are aspheric surface; The thing side surface of the second lens is concave surface, and the surface, image side of the second lens is convex surface, and thing side surface and the surface, image side of the second lens are aspheric surface; The thing side surface of the 3rd lens is concave surface, and the surface, image side of the 3rd lens is convex surface, and thing side surface and the surface, image side of the 3rd lens are aspheric surface; The thing side surface of the 4th lens is convex surface, and the surface, image side of the 4th lens is concave surface, and thing side surface and the surface, image side of the 4th lens are aspheric surface; The thing side surface of the 5th lens is convex surface, and the surface, image side of the 5th lens is concave surface, and thing side surface and the surface, image side of the 5th lens are aspheric surface; Second lens card is located at the image side of the first lens on the surface, the second lens by the image side of the first lens surface be wrapped in; First lens card is located on the thing side surface of the 3rd lens, the first lens and the second lens be wrapped in by the thing side surface of the 3rd lens; Optical filter, cover glass and imaging surface is also provided with successively in side, surface, the image side of the 5th lens.
Further, described optical filter is infrared ray filtering optical filter.
Further, the sheet glass that described cover glass is common.
After adopting said structure, the utility model beneficial effect is: the camera of a kind of ultra-thin tablet computer described in the utility model focuses structure, comprises tool positive refracting power first lens, tool positive refracting power second lens, a tool bears refracting power the 3rd lens, a tool bears refracting power the 4th lens and the positive refracting power of a tool the 5th lens; The thing side surface of the first lens is convex surface, and the surface, image side of the first lens is concave surface, and thing side surface and the surface, image side of the first lens are aspheric surface; The thing side surface of the second lens is concave surface, and the surface, image side of the second lens is convex surface, and thing side surface and the surface, image side of the second lens are aspheric surface; The thing side surface of the 3rd lens is concave surface, and the surface, image side of the 3rd lens is convex surface, and thing side surface and the surface, image side of the 3rd lens are aspheric surface; The thing side surface of the 4th lens is convex surface, and the surface, image side of the 4th lens is concave surface, and thing side surface and the surface, image side of the 4th lens are aspheric surface; The thing side surface of the 5th lens is convex surface, and the surface, image side of the 5th lens is concave surface, and thing side surface and the surface, image side of the 5th lens are aspheric surface; Second lens card is located at the image side of the first lens on the surface, the second lens by the image side of the first lens surface be wrapped in; First lens card is located on the thing side surface of the 3rd lens, the first lens and the second lens be wrapped in by the thing side surface of the 3rd lens; Optical filter, cover glass and imaging surface is also provided with successively in side, surface, the image side of the 5th lens.When using the utility model, the second lens are wrapped up by the first lens, first and second lens are wrapped up by the 3rd lens, by five difform lens combinations, highly shortened the overall volume of imaging lens, reach the requirement that shooting product design is thin, can ensure that imaging is differentiated high simultaneously, thus camera lens needed for existing ultra-thin tablet computer can be met.It is simple that the utility model has structure, arranges rationally, the advantages such as cost of manufacture is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Description of reference numerals:
1, the first lens; 2, the second lens; 3, the 3rd lens; 4, the 4th lens; 5, the 5th lens;
6, optical filter; 7, cover glass; 8, imaging surface.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the camera of a kind of ultra-thin tablet computer described in the utility model focuses structure, comprises tool positive refracting power first lens 1, tool positive refracting power second lens 2, tool and bears refracting power the 3rd lens 3, tool and bear refracting power the 4th lens 4 and the positive refracting power of a tool the 5th lens 5.
First lens 1 adopt plastic production to form, and the thing side surface of the first lens 1 is convex surface, and the surface, image side of the first lens 1 is concave surface, and thing side surface and the surface, image side of the first lens 1 are aspheric surface.
Second lens 2 adopt plastic production to form, and the thing side surface of the second lens 2 is concave surface, and the surface, image side of the second lens 2 is convex surface, and thing side surface and the surface, image side of the second lens 2 are aspheric surface.
3rd lens 3 adopt plastic production to form, and the thing side surface of the 3rd lens 3 is concave surface, and the surface, image side of the 3rd lens 3 is convex surface, and thing side surface and the surface, image side of the 3rd lens 3 are aspheric surface.
4th lens 4 adopt plastic production to form, and the thing side surface of the 4th lens 4 is convex surface, and the surface, image side of the 4th lens 4 is concave surface, and thing side surface and the surface, image side of the 4th lens 4 are aspheric surface.
5th lens 5 adopt plastic production to form, and the thing side surface of the 5th lens 5 is convex surface, and the surface, image side of the 5th lens 5 is concave surface, and thing side surface and the surface, image side of the 5th lens 5 are aspheric surface.
Second lens 2 are fastened on the image side of the first lens 1 on the surface, the second lens 2 by the image side of the first lens 1 surface be wrapped in; First lens 1 are fastened on the thing side surface of the 3rd lens 3, the first lens 1 and the second lens 2 be wrapped in by the thing side surface of the 3rd lens 3; So just, the overall volume of imaging lens effectively can be shortened.Optical filter 6, cover glass 7 and imaging surface 8 is also provided with successively in side, surface, the image side of the 5th lens 5.
Further, described optical filter 6 is infrared ray filtering optical filter.
Further, the sheet glass that described cover glass 7 is common.
When using the utility model, the second lens are wrapped up by the first lens, first and second lens are wrapped up by the 3rd lens, by five difform lens combinations, highly shortened the overall volume of imaging lens, reach the requirement that shooting product design is thin, can ensure that imaging is differentiated high simultaneously, thus camera lens needed for existing ultra-thin tablet computer can be met.In addition, this structure is simple, reasonable in design, low cost of manufacture.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (3)
1. the camera of ultra-thin tablet computer focuses a structure, it is characterized in that: comprise a tool positive refracting power first lens (1), a tool positive refracting power second lens (2), a tool bears refracting power the 3rd lens (3), a tool bears refracting power the 4th lens (4) and the positive refracting power of a tool the 5th lens (5); The thing side surface of the first lens (1) is convex surface, and the surface, image side of the first lens (1) is concave surface, and thing side surface and the surface, image side of the first lens (1) are aspheric surface; The thing side surface of the second lens (2) is concave surface, and the surface, image side of the second lens (2) is convex surface, and thing side surface and the surface, image side of the second lens (2) are aspheric surface; The thing side surface of the 3rd lens (3) is concave surface, and the surface, image side of the 3rd lens (3) is convex surface, and thing side surface and the surface, image side of the 3rd lens (3) are aspheric surface; The thing side surface of the 4th lens (4) is convex surface, and the surface, image side of the 4th lens (4) is concave surface, and thing side surface and the surface, image side of the 4th lens (4) are aspheric surface; The thing side surface of the 5th lens (5) is convex surface, and the surface, image side of the 5th lens (5) is concave surface, and thing side surface and the surface, image side of the 5th lens (5) are aspheric surface;
Second lens (2) are fastened on the image side of the first lens (1) on the surface, the second lens (2) by the image side of the first lens (1) surface be wrapped in; First lens (1) are fastened on the thing side surface of the 3rd lens (3), the first lens (1) and the second lens (2) be wrapped in by the thing side surface of the 3rd lens (3); Optical filter (6), cover glass (7) and imaging surface (8) is also provided with successively in side, surface, the image side of the 5th lens (5).
2. the camera of a kind of ultra-thin tablet computer according to claim 1 focuses structure, it is characterized in that: described optical filter (6) is infrared ray filtering optical filter.
3. the camera of a kind of ultra-thin tablet computer according to claim 1 focuses structure, it is characterized in that: the sheet glass that described cover glass (7) is common.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786759.2U CN204256252U (en) | 2014-12-12 | 2014-12-12 | A kind of camera of ultra-thin tablet computer focuses structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786759.2U CN204256252U (en) | 2014-12-12 | 2014-12-12 | A kind of camera of ultra-thin tablet computer focuses structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204256252U true CN204256252U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420786759.2U Expired - Fee Related CN204256252U (en) | 2014-12-12 | 2014-12-12 | A kind of camera of ultra-thin tablet computer focuses structure |
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| Country | Link |
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| CN (1) | CN204256252U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301742A (en) * | 2015-12-05 | 2016-02-03 | 中国航空工业集团公司洛阳电光设备研究所 | High resolution visible light/near infrared common optical path optical system |
| CN107748436A (en) * | 2017-11-14 | 2018-03-02 | 歌尔科技有限公司 | Eyepiece and wear display device |
-
2014
- 2014-12-12 CN CN201420786759.2U patent/CN204256252U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301742A (en) * | 2015-12-05 | 2016-02-03 | 中国航空工业集团公司洛阳电光设备研究所 | High resolution visible light/near infrared common optical path optical system |
| CN105301742B (en) * | 2015-12-05 | 2018-08-17 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of High Resolution Visible Light/near-infrared is total to path optical system |
| CN107748436A (en) * | 2017-11-14 | 2018-03-02 | 歌尔科技有限公司 | Eyepiece and wear display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20181212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |