CN101630119A

CN101630119A - Glare testing device

Info

Publication number: CN101630119A
Application number: CN200810302779A
Authority: CN
Inventors: 张耕铭
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2008-07-17
Filing date: 2008-07-17
Publication date: 2010-01-20
Anticipated expiration: 2028-07-17
Also published as: CN101630119B

Abstract

The invention provides a glare testing device used for testing a camera module, which comprises a circuit board and a light source, wherein the circuit board is provided with a connection area for mounting a camera module and an output interface; an electric connection pad electronically connected with the camera module is arranged in the connection area; and the light source is arranged in a way of rotating relative to the connection area so as to provide incident lights at different angles to the camera module to be detected.

Description

Glare testing device

Technical field

The present invention relates to a kind of glare testing device, relate in particular to a kind of glare testing device that is used for testing camera module group.

Background technology

Along with the development of electronic product multifunction, the camera module is used widely at mobile phone.People wish that also the camera module has good image effect and less size when pursuing multifunction, that is, need the camera module to have high-quality image quality.Takano, H is published on February nineteen ninety-five " Consumer Electronics " one piece " Two-phase direct-drive motor built into a camcorders zoom lens barrel " article by name, disclosed a kind of camera module, it has high-quality image quality, has the advantage of compact conformation simultaneously.

The camera lens module of camera module is made up of a plurality of eyeglasses usually, when high light enters camera lens, the light of the surface reflection of each eyeglass can repeatedly reflect with the camera module internal between eyeglass, thereby will produce " dazzle ", has a strong impact on the image quality of camera module.Because people are to the compact requirement of camera module, the height of camera module is compressed, and the number and the size of the element in the camera module are restricted.Therefore, the element that is used to stop dazzle that can't be provided with in the camera module.

Therefore, in the production run of camera module, the detection of camera module dazzle is particularly important.

Summary of the invention

Therefore, be necessary to provide a kind of pick-up unit that can test the dazzle of camera module generation.

A kind of glare testing device that is used for the detection camera module, it comprises: circuit board, have the bonding pad and the output interface that are used to be provided with the camera module on it, be formed with in the described bonding pad and be used for the electrical connection pad that is electrically connected with the camera module; And light source, its described relatively bonding pad is rotatable to be provided with, thereby the incident light of different angles can be provided to camera module to be detected.。

Adopt above-mentioned glare testing device, can detect the camera module of variety classes and pixel.When the exploitation of camera module, can carry out fast detecting by glare testing device, can revise the element of camera module fast in time, the image quality of the camera module of raising.

Description of drawings

Fig. 1 is the synoptic diagram of the glare testing device that provides of the technical program first embodiment.

Fig. 2 is the synoptic diagram of the glare testing device that provides of the technical program second embodiment.

Fig. 3 is the explosive view of camera module to be detected.

Fig. 4 is glare testing device that the technical program second embodiment provides synoptic diagram when being used to detect.

Embodiment

Below in conjunction with accompanying drawing, the technical program is described in further detail.

See also Fig. 1, the technical program first embodiment provides a kind of glare testing device 100, and it comprises housing 10, circuit board 20, light source 30, slide rail 40.

Housing 10 can form the receiving space 11 of a sealing, and described housing 10 is made by lighttight material, and described housing 10 has base plate 12.Described housing 10 is used to accommodate circuit board 20, light source 30 and slide rail 40.

Circuit board 20 is arranged at the surface of base plate 12., circuit board 20 has a loading end 21, is used to carry the camera module.Be formed with the driving circuit of image sensor in the circuit board 20, have bonding pad 22 and output interface 24 on the circuit board 20, be formed with a plurality of connection gaskets 23 that are used for described image sensor is electrically connected to driving circuit in the described bonding pad 22.Output interface 24 can be video interface or USB interface, video interface can be Video Graphics Array (VGA, Video Graphics Array) interface, digital video (DVI, Digital Visual Interface) interface, high-resolution multimedia (HDMI, High DefinitionMultimedia Interface) interface.

In the present embodiment, in the bonding pad 22 around be formed with locating part 25, locating part 25 is used to limit the position that is placed on the camera module to be detected on the bonding pad 22, and the size of locating part 25 matches with the size of camera module to be detected, makes the camera module can be contained in the locating part 25.

Slide rail 40 semicirculars in shape, it is fixed in the surface of base plate 12, and the opening of slide rail 40 and circuit board 20 are oppositely arranged.Be provided with chute 42 with circuit board 20 facing surfaces 41, light source 30 slidably is located in the chute 42.Certainly, described slide rail 40 also can be other shapes, as non-semicircular arc etc.

Light source 30 can rotate with respect to circuit board 20, and in the present embodiment, an end of light source 30 is embedded in the chute 42, and can slide along chute 42.Be appreciated that light source 30 also can install by other modes, it is rotated relative to circuit board 20, for example a rotating shaft is installed, light source 30 is fixed in the rotating shaft, by rotation drive light source 30 rotations of rotating shaft at the roof of housing 10, thus, light source 30 can rotate relative to circuit board 20.Light source 30 can be high-power incandescent source, also can be light emitting diode (LED).In the present embodiment, light source 30 moves along chute 42, and the light that incides camera module different angles can be provided.

See also Fig. 2, a kind of glare testing device 300 that the technical program second embodiment provides, it comprises glare testing device 100 and output display device 50.

Described output display device 50 is used to show the image that 230 sensing cameras of image sensor module 200 of camera module 200 to be detected is become.Output interface 24 is connected in output display device 50, and when output interface 24 was video interface, output display device 50 can be display, the image that can observe image sensor institute sensing camera module be become by the image of display.

When output interface 24 was USB interface, output display device 50 can be computer system, the image that the display device observation image sensor institute sensing camera module by computer system is become.When light source 30 usefulness rotating driving devices (figure does not show) drive it with respect to 22 rotations of the bonding pad on the circuit board 20, rotating driving device can be linked to each other with computer system, by computer program, the control rotating driving device drives light source 30 and rotates, thereby can realize automatic detection.

Described glare testing device 300 is used for that camera module 200 is carried out dazzle and detects.See also Fig. 3, described camera module 200 comprises lens barrel 210, microscope base 220 and the image sensor 230 that contains eyeglass.Described lens barrel 210 and image sensor 230 are contained in the microscope base 220.Preferably, the feasible camera lens and the home position that is positioned at semicircle slide rail 40 that is positioned over the camera module 200 on the circuit board 20.

See also Fig. 4, when testing, camera module 200 is positioned in the locating part 25 on the circuit board 20, camera module 200 and circuit board 20 are positioned at bonding pad 22, and make image sensor 230 link to each other with the connection gasket 23 of bonding pad 22, promptly make image sensor 230 be connected to the driving circuit in the circuit board 20.Closure casing 10, making extraneous light can't incide in the receiving space 11 of housing 10 or with glare testing device 100 is placed in the dark environment, observe the light of the different angles of sending by light source 30 pass through the image that camera module 200 is become by output display device 50, thereby can the detection camera module incident angle of 200 light when producing the situation of dazzles and producing dazzle, thereby can further judge the reason that dazzle produces.

Adopt above-mentioned glare testing device, can detect the camera module 200 of variety classes and pixel.When the exploitation of camera module, can carry out fast detecting by glare testing device, can revise the element of camera module fast in time, the image quality of the camera module of raising.

Be understandable that, for the person of ordinary skill of the art, can make other various corresponding changes and distortion by technical conceive according to the present invention, and all these change the protection domain that all should belong to claim of the present invention with distortion.

Claims

1. glare testing device that is used for the detection camera module, it comprises:

Circuit board has the bonding pad and the output interface that are used to be provided with the camera module on it, be formed with in the described bonding pad to be used for the electrical connection pad that is electrically connected with the camera module; And

Light source, its described relatively bonding pad is rotatable to be provided with, thereby the incident light of different angles can be provided to camera module to be detected.

2. glare testing device as claimed in claim 1 is characterized in that described glare testing device comprises a slide rail, and described light source is installed on the described slide rail.

3. glare testing device as claimed in claim 2 is characterized in that, described slide rail semicircular in shape.

4. glare testing device as claimed in claim 2 is characterized in that, described glare testing device further comprises a lighttight housing, and described slide rail and light source are contained in the described housing.

5. glare testing device as claimed in claim 1 is characterized in that, described output interface is USB interface or video interface.

6. glare testing device as claimed in claim 1 is characterized in that, is formed with locating part around the described bonding pad, is used to limit the position that is placed on the camera module to be detected on the bonding pad.

7. glare testing device as claimed in claim 1 is characterized in that, it further comprises an output display device, and described output display device links to each other with described output interface, is used to show described camera module imaging.

8. glare testing device as claimed in claim 7 is characterized in that, described output interface is a video interface, and described output display device is a display.

9. glare testing device as claimed in claim 7 is characterized in that, described output interface is a USB interface, and described output display device is a computer system.

10. glare testing device as claimed in claim 9, it is characterized in that, described glare testing device further comprises the control device that links to each other with described computer system, rotates the incident light that different angles are provided to camera module to be detected thereby described control device is used to control described light source relative to camera module to be detected.