CN206100221U - Iris camera - Google Patents
Iris camera Download PDFInfo
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- CN206100221U CN206100221U CN201621084897.1U CN201621084897U CN206100221U CN 206100221 U CN206100221 U CN 206100221U CN 201621084897 U CN201621084897 U CN 201621084897U CN 206100221 U CN206100221 U CN 206100221U
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- optical filter
- fixed part
- fixed
- light filter
- base
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Abstract
The utility model discloses an iris camera, it includes camera lens, base, first light filter, second light filter, sensor and circuit board, and the window that is used for fixed light filter is offered including camera lens fixed part that is used for the fixed mirror head and the light filter fixed part that is used for fixed first light filter and second light filter, the central part of light filter fixed part to the base, and this window department is equipped with and cuts off the strip, the camera lens is fixed in the camera lens fixed part of base, and the light filter fixed part of base is fixed on the circuit board, first light filter and second light filter are fixed inside the light filter fixed part of base, and just first light filter and second light filter are located the coplanar and separate a centre gripping by cutting off the strip, the below of first light filter and second light filter is located to the sensor, and fixes on the circuit board. The utility model discloses a purpose -made base structure and first light filter and second light filter place the position for this iris camera can gather the iris image of clarity.
Description
Technical field
The utility model is related to the manufacture field of camera module, specifically a kind of camera with iris identifying function
Module.
Background technology
On the one hand, iris is a part of eyes, is the annular tissue between pupil and sclera, each eye
Iris patterns are different, and unchangeable.Iris recognition has the advantages that uniqueness is high, stability is strong, the non-property invaded, by
It is applied successfully to the identity authentication of the occasions such as airport, customs, bank, prison.
On the other hand, camera module is increasingly widely used in including mobile terminal, safety monitoring, smart home
With household electrical appliances etc. interior various fields all kinds of image capture devices, such as mobile phone, notebook computer, smart lock, gate control system
In equipment.In order to ensure information safety, many manufacturers are integrated with various for identification in various kinds of equipment（Such as people
The technologies such as face identification, fingerprint recognition, iris recognition）Device.Recognition of face and fingerprint identification technology are compared, iris recognition has
Uniqueness is high, stability is strong, the non-property invaded the advantages of, and at present on mobile device such as mobile phone, panel computer, removable computer all
There is camera module for shooting photo, can realize iris recognition with these camera modules completely.
And in the design of camera module, in order to obtain more preferable color rendition under natural light, generally use infrared
Edge filter is arranged at before CCD or CMOS and carrys out filtering infrared light, and during iris recognition, using existing camera module without
Method collects enough clearly iris images.
Utility model content
Therefore, for above-mentioned problem, the utility model proposes a kind of iris camera, to existing camera module
Structure is improved so as to can collect clearly iris image.
In order to solve above-mentioned technical problem, the technical scheme that the utility model is adopted is, a kind of iris camera, including
Camera lens, base, the first optical filter, the second optical filter, sensor and wiring board, the base includes the camera lens for fixed lens
Fixed part and the optical filter fixed part for fixing the first optical filter and the second optical filter, in the optical filter fixed part
Centre position offers the window for fixing optical filter, and at the window compartmentation strip is provided with；The camera lens is fixed on the camera lens of base
In fixed part, the optical filter fixed part of the base is fixed in the circuit board；First optical filter and the second optical filter are fixed on bottom
Inside the optical filter fixed part of seat, and the first optical filter and the second optical filter are generally aligned in the same plane and are separated by compartmentation strip and clamp；
Sensor is fixed in the circuit board located at the first optical filter and the lower section of the second optical filter.The utility model is using special
The placement location of understructure and the first optical filter and the second optical filter so that the iris camera can collect clearly rainbow
Film image.
Further, first optical filter realizes that the second optical filter is by can pass through by the plated film of permeable to infrared
The plated film of visible ray is realized.
Further, the optical filter fixed part integrally in rectangular shape frame structure, the bottom of the frame structure
（The one side being connected with camera lens fixed part is designated as bottom）Central part offer rectangular window, compartmentation strip is located at the rectangle
On window, and compartmentation strip be arranged in parallel with the length of side of the rectangular window.
Further, the optical filter fixed part is provided with optical filter point glue groove along the periphery of rectangular window, in the filter
Dispensing, and fixed optical filter are carried out in mating plate point glue groove.
Further, the optical filter fixed part is provided with multiple locating dowels, each locating dowel away from one end of camera lens fixed part
Uneven design, namely asymmetrical design, can play a part of fixed assembly orientation.
Further, the one side that the optical filter fixed part is connected with camera lens fixed part is provided with fool proof cue mark,
The fool proof cue mark can be the fool proof designator of arbitrary shape or structure.
The utility model adopts such scheme, optimizes base design, optical filter is easier in design process
Management and control precision, reduction procedure of processing, reduction finished product thickness.Specifically, by the window of the optical filter fixed part in base（Windowing
Region）Increase crosspiece design（Compartmentation strip）, so as to cancel optical filter silk-screen step in process, simplified production method；
In addition, being clamped by the way that the first optical filter and the second optical filter to be horizontally disposed with and be separated by compartmentation strip, it is greatly improved and collects
Iris image definition；By arranging optical filter point glue groove in optical filter fixed part, optical filter can be made to pass through dispensing direct
Attach with base, it is a piece of without the need for first composing, module height is effectively reduced, so as to reduce the height of whole finished product, can extensively answer
For all kinds of lightening image capture devices；By the design of compartmentation strip, can be easy realize that two kinds of optical filters are integrated, be more easy to
In processing, material and processing cost are reduced；By increasing asymmetric base locating dowel and outer surface fool-proof design, related personnel is made
It is easier to operate to during production testing；In addition, said structure of the present utility model is further substituted the structure of switching optical filter
Part, reduces Material Cost, with good practicality.
Description of the drawings
Fig. 1 is the decomposing schematic representation of iris camera of the present utility model；
Fig. 2 is the structural representation of base of the present utility model；
Fig. 3 is the upward view of base of the present utility model；
Fig. 4 is the assembling schematic diagram of base of the present utility model and the first optical filter and the second optical filter.
Specific embodiment
The utility model is further illustrated in conjunction with the drawings and specific embodiments.
As a specific embodiment, referring to Fig. 1, Fig. 2 and Fig. 3, a kind of iris camera of the present utility model, including
Base 10, camera lens 20, the first optical filter 31, the second optical filter 32, sensor 40 and wiring board 50.Base 10 is included for fixing
The camera lens fixed part 11 of camera lens 20 and the optical filter fixed part 12 for fixing the first optical filter 31 and the second optical filter 32,
The central part of optical filter fixed part 12 offers the window for fixing optical filter, and compartmentation strip 13 is provided with the window, should be every
Broken strip can not only play shaded effect, may also function as providing the effect for supporting for optical filter；Camera lens 20 is fixed on the mirror of base 10
In head fixed part 11, in the present embodiment, camera lens fixed part 11 and camera lens 20 are threaded connection.The optical filter fixed part of base 10
12 fix in assist side 50；First optical filter 31 and the second optical filter 32 are fixed in the optical filter fixed part 12 of base 10
Portion, and the first optical filter 31 and the second optical filter 32 be generally aligned in the same plane and separate clamping by compartmentation strip 13；Sensor 40 is located at
On the underface of the first optical filter 31 and the second optical filter 32, and fixed assist side 50.Camera lens 20 is for absorbing scenery
Lens, in the present embodiment, the first optical filter 31 by permeable to infrared plated film realize, the second optical filter 32 be by can pass through can
The plated film for seeing light is realized.The utility model is using special understructure and the placement side of the first optical filter and the second optical filter
Formula so that the iris camera can collect clearly iris image.
Referring to Fig. 2 and Fig. 3, the overall frame structure in rectangular shape of optical filter fixed part 12, the bottom of the frame structure
Portion（The one side being connected with camera lens fixed part 11 is designated as bottom）Central part offer rectangular window, compartmentation strip 13 was located at should
On rectangular window, and compartmentation strip 13 be arranged in parallel with the length of side of the rectangular window.In addition, optical filter fixed part 12 is away from mirror
One end of head fixed part 11 is provided with multiple locating dowels 15, the uneven design of each locating dowel 15, namely asymmetrical design, can play solid
Determine the effect of assembly orientation.The one side that optical filter fixed part 12 is connected with camera lens fixed part 11 is provided with fool proof cue mark
（It is not shown on figure）, the fool proof cue mark can be the fool proof designator of arbitrary shape or structure, and fool proof cue mark is used for
Base direction is indicated, facilitates personnel to check.
In addition, referring to Fig. 4, in the present embodiment, optical filter fixed part 12 is provided with optical filter point along the periphery of rectangular window
Glue groove 14, carries out dispensing, and fixed optical filter in the optical filter point glue groove 14.During installation, first by optical filter point glue groove 14
Interior dispensing, then the first optical filter 31 and the second optical filter 32 are fixed on the surface of optical filter point glue groove 14 via glue,
It is 850nm through the wavelength of the first optical filter 31 in the present embodiment（Infrared light）, it is through the wavelength of the second optical filter 32
650nm（Visible ray）, picture is divided into two parts by imaging of the light on sensor 40 through two wave band optical filters.
The utility model adopts such scheme, by increasing crosspiece at the window of base, as positioning strip and shield bars；
When using two tablet filters, positioned using the compartmentation strip of crosspiece, directly can be attached with base, without the need for composing one
Piece, without black silk-screen is done, effectively increases the production yield of optical filter, is particularly well-suited to iris camera.By increasing
The locating dowel of asymmetrical design, direction overturns when preventing from assembling base.To sum up, the utility model adopts such scheme, effectively subtracts
Little module height, can be widely applied to all kinds of lightening image capture devices；Facilitate two kinds of optical filters integrated, it is easier to plus
Work, reduces material and processing cost；The structural member of switching optical filter is may replace, Material Cost is reduced.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope of the present utility model limited without departing from appended claims, in form and details
On the utility model can be made a variety of changes, be protection domain of the present utility model.
Claims (5)
1. a kind of iris camera, it is characterised in that：Including camera lens, base, the first optical filter, the second optical filter, sensor and
Wiring board；
The base is included for the camera lens fixed part of fixed lens and for fixing the first optical filter and the second optical filter
Optical filter fixed part, the central part of the optical filter fixed part offers the window for fixing optical filter, sets at the window
There is compartmentation strip；
The camera lens is fixed in the camera lens fixed part of base, and the optical filter fixed part of the base is fixed in the circuit board；The
One optical filter and the second optical filter are fixed on inside the optical filter fixed part of base, and the first optical filter and the second optical filter are located at
Same plane simultaneously separates clamping by compartmentation strip；
Sensor is fixed in the circuit board located at the first optical filter and the lower section of the second optical filter.
2. iris camera according to claim 1, it is characterised in that：First optical filter is by permeable to infrared
Plated film realizes that the second optical filter is realized by the plated film of permeable visible ray.
3. iris camera according to claim 1, it is characterised in that：The optical filter fixed part is in integrally cuboid
The frame structure of shape, the central part of the bottom of the frame structure offers rectangular window, and compartmentation strip is located at the rectangle window
On mouth, and compartmentation strip be arranged in parallel with the length of side of the rectangular window.
4. the iris camera according to claim 1 or 2 or 3, it is characterised in that：The optical filter fixed part is along rectangle
The periphery of window is provided with optical filter point glue groove.
5. the iris camera according to claim 1 or 2 or 3, it is characterised in that：The optical filter fixed part is away from camera lens
One end of fixed part is provided with multiple locating dowels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084897.1U CN206100221U (en) | 2016-09-28 | 2016-09-28 | Iris camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084897.1U CN206100221U (en) | 2016-09-28 | 2016-09-28 | Iris camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206100221U true CN206100221U (en) | 2017-04-12 |
Family
ID=58479692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621084897.1U Active CN206100221U (en) | 2016-09-28 | 2016-09-28 | Iris camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206100221U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108055433A (en) * | 2017-12-22 | 2018-05-18 | 信利光电股份有限公司 | A kind of camera module |
| CN112753209A (en) * | 2018-09-29 | 2021-05-04 | 华为技术有限公司 | Bearing structure in camera module, manufacturing method, camera module and terminal equipment |
-
2016
- 2016-09-28 CN CN201621084897.1U patent/CN206100221U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108055433A (en) * | 2017-12-22 | 2018-05-18 | 信利光电股份有限公司 | A kind of camera module |
| CN112753209A (en) * | 2018-09-29 | 2021-05-04 | 华为技术有限公司 | Bearing structure in camera module, manufacturing method, camera module and terminal equipment |
| CN112753209B (en) * | 2018-09-29 | 2022-08-09 | 华为技术有限公司 | Bearing structure in camera module, manufacturing method, camera module and terminal equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190902 Address after: 518000 8D Donghai Garden, 28 Xianglin Road, Futian District, Shenzhen City, Guangdong Province Patentee after: Yuan Gang Address before: 518000 Guangdong Province, Baoan District, Baoan District, Fuyong Street High-tech Zone, Chongqing Road Science and Technology Park B, the second floor East Patentee before: SHENZHEN KINGCOME OPTOELECTRONICS CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190926 Address after: 518000 8D Donghai Garden, 28 Xianglin Road, Futian District, Shenzhen City, Guangdong Province Patentee after: Yuan Gang Address before: Chongqing road Keshangmei Science Park 518000 Guangdong province Shenzhen city Baoan District street Fuyong high tech Zone B building second floor East Patentee before: SHENZHEN KINGCOME OPTOELECTRONICS CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200604 Address after: 415000 No.107, Qianming Road, economic and Technological Development Zone, Changde City, Hunan Province (4 / F, building 3, zone B, SME Park) Patentee after: HUNAN KINGCOME OPTOELECTRONICS Co.,Ltd. Address before: 518000 8D Donghai Garden, 28 Xianglin Road, Futian District, Shenzhen City, Guangdong Province Patentee before: Yuan Gang |