CN207379707U - A kind of polaroid light transmittance measuring device - Google Patents
A kind of polaroid light transmittance measuring device Download PDFInfo
- Publication number
- CN207379707U CN207379707U CN201721554828.7U CN201721554828U CN207379707U CN 207379707 U CN207379707 U CN 207379707U CN 201721554828 U CN201721554828 U CN 201721554828U CN 207379707 U CN207379707 U CN 207379707U
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- glass substrate
- polaroid
- light transmittance
- light source
- measuring device
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Abstract
The utility model discloses a kind of polaroid light transmittance measuring devices, including a camera bellows, horizontal positioned test platform is equipped in the camera bellows, test platform includes a transparent glass substrate and the light source being arranged on the downside of glass substrate, the upper surface of glass substrate is placing polaroid to be measured, luminance test device is equipped in the top of glass substrate, apart from one fixed range of glass substrate, the luminance test device includes the display screen being formed in outside camera bellows and the measuring probe being formed in camera bellows, and the measuring probe face light source is set.Polaroid to be measured is arranged on before test brightness on test platform is placed again by polaroid to be measured and draws the light transmittance of polaroid to be measured with the brightness ratio after placing, simple in structure, easy to operate, low cost, detection and management and control of the display manufacturing enterprise to polarisation tablet quality are particularly suitable for, reduces the production cost of display manufacturing enterprise.
Description
Technical field
The utility model is related to polaroid technical fields, relate more specifically to a kind of polaroid light transmittance measuring device.
Background technology
The optical property of polaroid includes：Three degree of polarization, light transmittance and tone main performance index are produced in general LCD
Product in use, requiring that degree of polarization and light transmittance properties index are the higher the better, because degree of polarization and light transmittance are higher, LCD is shown
The display efficiency of device is higher, and relative energy consumption is with regard to small.Wherein one of the index of light transmittance as evaluation polarisation piece performance, it is existing
Enterprise gradually replaces initial artificial range estimation to the light transmittance detection of polaroid with detecting instrument in technology, but due to current market
On polaroid light transmittance test equipment it is complicated, expensive, such as Conscope testers in turn result in display
Increased production cost for manufacturing enterprise.
Utility model content
In order to solve the deficiencies in the prior art, the utility model provides a kind of polarisation simple in structure, low cost
Piece light transmittance measuring device.
The utility model institute technique effect to be achieved is realized by following scheme：A kind of polaroid light transmittance measurement dress
Put, including a camera bellows, be equipped with horizontal positioned test platform in the camera bellows, test platform include a transparent glass substrate and
The light source being arranged on the downside of glass substrate, the upper surface of glass substrate to place polaroid to be measured, the top of glass substrate,
Be equipped with luminance test device apart from one fixed range of glass substrate, the luminance test device include being formed in display screen outside camera bellows and
The measuring probe being formed in camera bellows, the measuring probe face light source are set.
Preferably, the thickness of the glass substrate is less than or equal to 0.5mm.
Preferably, the glass substrate be equipped at least two it is parallel to bit line.
Preferably, light source is LED light source either CCFL light sources or environment light source.
Preferably, the wave-length coverage of light source is 380nm ~ 780nm.
Preferably, light source passes through PSA glue laminatings with glass substrate.
Preferably, the lower surface of glass substrate, light source peripheral region are additionally provided with light shield layer.
Preferably, light shield layer is black belt or thickness is 50 microns and above black PVC film.
The utility model has the following advantages：
By setting test platform, light source and luminance test device in camera bellows, polaroid to be measured is arranged on test platform
Upper test brightness draws the light transmittance of polaroid to be measured, structure with the brightness ratio after placement before being placed again by polaroid to be measured
Simply, easy to operate, low cost is particularly suitable for detection and management and control of the display manufacturing enterprise to polarisation tablet quality, reduces aobvious
The production cost of Shi Qi manufacturing enterprises.
Description of the drawings
Fig. 1 is the structure diagram of polaroid light transmittance measuring device in the utility model；
Fig. 2 is the floor map of test platform in Fig. 1.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples, the example of the embodiment is in attached drawing
In show, wherein same or similar label represents same or similar element or has the function of same or like from beginning to end
Element.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to for explaining the utility model, without being understood that
For the limitation to the utility model.
In the description of the utility model, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instructions such as " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on orientation shown in the drawings or
Position relationship is for only for ease of description the utility model and simplifies description rather than instruction or imply signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed ", the terms such as " settings " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally；
Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, may be used also
To be the interaction relationship of connection inside two elements or two elements.For the ordinary skill in the art,
Concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
As shown in Figs. 1-2, the utility model embodiment provides a kind of polaroid light transmittance measuring device, including a camera bellows 1,
Horizontal positioned test platform 2 is equipped in the camera bellows 1, test platform 2 includes a transparent glass substrate 21 and is arranged on glass
The light source 22 of 21 downside of glass substrate, polaroid 3 to be measured is placed on the upper surface of glass substrate 21 when light transmittance detects, in glass
The top of substrate 21 is equipped with luminance test device 4 apart from 21 1 fixed range of glass substrate, and the luminance test device 4 includes being formed
Display screen 41 outside camera bellows 1 and the measuring probe 42 being formed in camera bellows 1, the 42 face light source 22 of measuring probe are set.
The measuring probe 42 is detecting light source through glass substrate 21 or through the bright of glass substrate 21 and polaroid 3 to be measured
Degree, and pass through display screen 41 and show.
The polaroid light transmittance measuring device is simple in structure, small, low cost, is applicable to aobvious using polaroid manufacture
Show the enterprise of device to detect the light transmittance of polaroid, reduce the production cost of display manufacturing enterprise.
Further, the thickness of the glass substrate 21 is less than or equal to 0.5mm, and the more thin then test data of glass substrate 21 is more
Accurately, the loss in light transmittance process is reduced, further, the light transmittance of glass substrate 21 is close to 100%.
Further, the glass substrate 21 be equipped at least two it is parallel to bit line 211, treated so as to various sizes of
The contraposition of polaroid 3 is surveyed to place.
Further, light source 22 and glass substrate 21 be preferably less than by PSA glue laminatings, the thickness of the PSA glue or
Person is equal to 20 microns.
Further, light source 22 is LED light source either CCFL light sources or environment light source.Further, light source 22
Wave-length coverage is 380nm ~ 780nm.
Further, the lower surface of glass substrate 21,22 peripheral region of light source are additionally provided with light shield layer 5, can prevent light source from sending out
The light leakage or scattering gone out influences measurement result.The light shield layer 5 be preferably black belt or thickness for 50 microns and
Above black PVC film, but not limited to this.Further, the light shield layer is bonded by PSA glue with glass substrate, the PSA
The thickness of glue is preferably less than or equal to 20 micron.
Camera bellows 1 described in the present embodiment uses complete shading material, can be plastics or stainless steel etc., but be not limited to
This, the thickness of camera bellows 1 be preferably 1mm and more than.The camera bellows 1 is additionally provided with switching device 11 to open or close camera bellows 1, example
Rotating member can be such as set in the one side of camera bellows 1, and opposite opposite side sets closure member, and rotating member is real with closure member mating reaction
The opening of existing camera bellows or closing, but not limited to this.
The measuring process of the measuring device of polaroid light transmittance described in the present embodiment is as follows：
S1, calibration：The brightness of light source 22 is set, and luminance test device 4 measures glass substrate 21 and do not paste 3 time of polaroid to be measured
Source 22 is through the brightness T1 of glass substrate 21；
The measurement of S2, polaroid to be measured 3：3 horizontal alignment of polaroid to be measured is placed on glass substrate 21, luminance test
The measurement of device 4 is through the brightness T2 after glass substrate 21 and polaroid to be measured 3；
S3, light transmittance calculate：Light transmittance=T2/T1 of polaroid 3 to be measured.
It is last it should be noted that above example be only to illustrate the embodiment of the present invention technical solution rather than to its into
Row limitation, although the embodiment of the present invention is described in detail with reference to preferred embodiment, those of ordinary skill in the art
It should be understood that the technical solution of the embodiment of the present invention can be still modified or replaced equivalently, and these are changed or wait
The scope of amended technical solution disengaging technical solution of the embodiment of the present invention cannot also be made with replacement.
Claims (8)
1. a kind of polaroid light transmittance measuring device, which is characterized in that be equipped with including a camera bellows, in the camera bellows horizontal positioned
Test platform, test platform include a transparent glass substrate and the light source that is arranged on the downside of glass substrate, glass substrate it is upper
Surface is equipped with luminance test device to place polaroid to be measured, in the top of glass substrate, apart from one fixed range of glass substrate,
The luminance test device includes the display screen being formed in outside camera bellows and the measuring probe being formed in camera bellows, and the measuring probe is just
Light source is set.
A kind of 2. polaroid light transmittance measuring device as described in claim 1, which is characterized in that the thickness of the glass substrate
Less than or equal to 0.5mm.
3. a kind of polaroid light transmittance measuring device as described in claim 1, which is characterized in that the glass substrate is equipped with
At least two parallel to bit line.
4. a kind of polaroid light transmittance measuring device as described in claim 1, which is characterized in that light source for LED light source or
CCFL light sources or environment light source.
5. a kind of polaroid light transmittance measuring device as described in claim 1, which is characterized in that the wave-length coverage of light source is
380nm~780nm。
6. a kind of polaroid light transmittance measuring device as described in claim 1, which is characterized in that light source passes through with glass substrate
PSA glue laminatings.
7. a kind of polaroid light transmittance measuring device as described in claim 1, which is characterized in that the lower surface of glass substrate,
Light source peripheral region is additionally provided with light shield layer.
8. a kind of polaroid light transmittance measuring device as claimed in claim 7, which is characterized in that light shield layer for black belt or
Person's thickness is 50 microns and above black PVC film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554828.7U CN207379707U (en) | 2017-11-20 | 2017-11-20 | A kind of polaroid light transmittance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721554828.7U CN207379707U (en) | 2017-11-20 | 2017-11-20 | A kind of polaroid light transmittance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207379707U true CN207379707U (en) | 2018-05-18 |
Family
ID=62332846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721554828.7U Active CN207379707U (en) | 2017-11-20 | 2017-11-20 | A kind of polaroid light transmittance measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207379707U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406463A (en) * | 2018-11-30 | 2019-03-01 | 宁波凯耀电器制造有限公司 | Glass transmission rate test device |
| CN110715910A (en) * | 2019-10-29 | 2020-01-21 | 马鞍山思哲知识产权服务有限公司 | Soft board printing opacity qualification rate detection device |
-
2017
- 2017-11-20 CN CN201721554828.7U patent/CN207379707U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406463A (en) * | 2018-11-30 | 2019-03-01 | 宁波凯耀电器制造有限公司 | Glass transmission rate test device |
| CN110715910A (en) * | 2019-10-29 | 2020-01-21 | 马鞍山思哲知识产权服务有限公司 | Soft board printing opacity qualification rate detection device |
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