CN207037307U - A kind of adaptive debugging system of blue phase liquid crystal lenticule - Google Patents
A kind of adaptive debugging system of blue phase liquid crystal lenticule Download PDFInfo
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- CN207037307U CN207037307U CN201720592309.3U CN201720592309U CN207037307U CN 207037307 U CN207037307 U CN 207037307U CN 201720592309 U CN201720592309 U CN 201720592309U CN 207037307 U CN207037307 U CN 207037307U
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- liquid crystal
- blue phase
- phase liquid
- lens
- debugging system
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Abstract
A kind of debugging system is the utility model is related to, more particularly to a kind of adaptive debugging system of blue phase liquid crystal lenticule.It, which includes the compensation device, includes two pieces of parallel transparent plates and compensates to use blue phase liquid crystal lens, wherein being coated with translucent silverskin close to the back side of the transparent plate of light source side.The transparent plate is glass plate.The compensation device includes Amici prism and blue phase liquid crystal lens are used in compensation.The utility model is used for the debugging of blue phase liquid crystal lens, realizes that high performance application has great importance to the response speed blue phase liquid crystal lens with sub- millisecond.
Description
Technical field
A kind of debugging system is the utility model is related to, more particularly to a kind of adaptive debugging system of blue phase liquid crystal lenticule.
Background technology
The research of many liquid crystal lens operation principles, design and craft is reported in document, conclusion can often obtain
Device with certain lens function, but for its optical property compared with rationality lens difference how much, liquid crystal lens that
Poor optical properties caused by a little exact positions are problematic, and how targetedly to propose to improve the design and work of liquid crystal lens
Skill improves its performance, and often indefinite in document, its main cause is that liquid crystal lens adjustment method traditional at present is to use
Liquid crystal lens judge the convergent effect of parallel linearly polarized light the performance of liquid crystal lens, but only from the convergent effect of liquid crystal lens
Its index distribution can not be obtained, therefore is difficult to judge that regional area liquid crystal molecule direction of liquid crystal lens needs to adjust, that
One regional area liquid crystal molecule direction need not adjust, therefore be usually rule of thumb repeatedly to attempt to recall lens effect, also not
Easily targetedly improve design and craft.The granted patent of Application No. 201410446532.8：Liquid crystal lens optimization side
Method and describe the Optimization Debugging for nematic liquid crystal lens using its system, due to the nematic liquid crystal lens have it is inclined
Shake dependence, interference fringe is obtained using linearly polarized light principle of interference, but due to blue phase liquid crystal article polarization dependence, this method
Debugging for blue phase liquid crystal lens does not apply to simultaneously.
The content of the invention
A kind of the defects of the utility model is in order to make up prior art, there is provided the blue phase liquid crystal lenticule of fast response time
Adaptive adjustment method and its system used.
The utility model is achieved by the following technical solution：
A kind of adaptive adjustment method of blue phase liquid crystal lenticule, it is characterized in that, comprise the following steps：
1）Obtain monochromatic collimated beam source；
2）Monochromatic collimated beam source compensated by compensation device after two-beam interference directional light；
3）Two-beam interference directional light obtains interference fringe after the interference of CCD imaging lens groups；
4）Image-forming component CCD sends the interference fringe monitored to computer；
5）The program processing interference fringe designed in computer obtains the normalized curve of light distribution；
6）Computer divides the normalized light intensity of Perfect Interferometry striped in the curve of light distribution and computer of above-mentioned acquisition
Cloth curve is compared, and judges whether difference is eligible, if it is satisfied, computer export motor optimum voltage value is literary
Part；If be unsatisfactory for, carry out in next step；
7）If being unsatisfactory for condition, the driving voltage of the Program Generating electrode of Computer Design is applied to blue phase liquid crystal lens
Drive device；
8）Blue phase liquid crystal lens driver：Give the electrode voltage value that computer is set to blue phase liquid crystal lens, give simultaneously
The electrode of blue phase liquid crystal lens provides voltage during work；
9）Light through blue phase liquid crystal lens to be debugged is modulated；
10）Repeat the above steps, until obtaining optimum voltage value.
System used in the above-mentioned adaptive adjustment method of blue phase liquid crystal lenticule, it is characterized in that, including monochromatic collimated beam
Source, the compensation device for receiving monochromatic collimated beam source and obtaining two-beam interference directional light, receive the CCD of two-beam interference directional light
Imaging lens group, the CCD image-forming components being connected with CCD imaging lens groups successively circuit, computer, liquid crystal lens driving plate,
Respectively there is a speculum at compensation device rear and blue phase liquid crystal lens rear to be debugged.
The compensation device includes two pieces of parallel transparent plates and blue phase liquid crystal lens are used in compensation, wherein close to light source one
The back side of the transparent plate of side is coated with translucent silverskin.
The transparent plate is glass plate.
The compensation device includes Amici prism and blue phase liquid crystal lens are used in compensation.
The monochromatic collimated beam source is obtained by following device：The laser put successively including laser, convergent lens,
Aperture diaphragm, collimation lens and diaphragm.
The monochromatic collimated beam source can also be obtained by following device：Including put successively spot light, aperture diaphragm,
Collimation lens, narrow band pass filter and adjustable diaphragm.
The monochromatic collimated beam source can also be obtained by following device：Including the fan, ellipsoid lampshade, hole put successively
Footpath diaphragm, collimation lens, narrow band pass filter and adjustable diaphragm.
The beneficial effects of the utility model are：
Perfect Interferometry striped and actually measured interference fringe transmitance point of the utility model according to design liquid crystal lens
The contrast of cloth, you can judge to need the voltage of the position debugged and corresponding electrode how this changes, interfere liquid crystal lens
The transmitance distribution and the distribution of preferable blue phase liquid crystal lens interference fringe transmitance of striped are more identical, to blue phase liquid crystal lens performance
Adjustment provide guidance, realize high performance application with important meaning on the response speed blue phase liquid crystal lens with sub- millisecond
Justice.
Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings：
Fig. 1 is the first embodiment for obtaining monochromatic collimated beam source；
Fig. 2 is second of embodiment for obtaining monochromatic collimated beam source
Fig. 3 is the third embodiment for obtaining monochromatic collimated beam source；
Fig. 4 is the first embodiment of compensation device
Fig. 5 is second of embodiment of compensation device；
Fig. 6 is the interference fringe distribution that image-forming component CCD is monitored；
Fig. 7 is interference fringe transmitance and electrode corresponding relation；
Fig. 8 is computer debugging process surface chart；
Fig. 9 is experimental provision schematic diagram of the present utility model；
Figure 10 positions operation principle schematic flow sheet of the present utility model.
In figure：1 laser, 2 convergent lenses, 3 aperture diaphragms, 4 collimation lenses, 5 diaphragms, 6 spot lights, 7 narrow band pass filters,
8 adjustable diaphragms, 9 fans, 10 ellipsoid lampshades, 11 Amici prisms, P1 are coated with the transparent plate of translucent silverskin, P2 transparent plates,
Blue phase liquid crystal lens are used in M1, M2 speculum, blue phase liquid crystal lens to be debugged L1, L2 compensation, L3 CCD imaging lens groups, C into
Element CCD, D liquid crystal lens driving plate, P computers, the interference fringe transmitance distribution of LX ideal liquid crystal liquid crystal lens, HX are adjusted
The transmitance distribution of the interference fringe of the blue phase liquid crystal lens of examination.
Embodiment
Accompanying drawing is specific embodiment of the utility model.As shown in Figures 1 to 10, this kind of blue phase liquid crystal lenticule is adaptive
Debugging system, comprise the following steps：
1）Obtain monochromatic collimated beam source；There are three kinds of methods：The first by laser 1 as shown in figure 1, send light beam, light
Beam obtains the monochromatic collimated beam source of uniform intensity after passing sequentially through convergent lens 2, aperture diaphragm 3, collimation lens 4 and diaphragm 5, makes
Used time will do laser speckle processing, make light intensity homogenisation, can be using one, multiple rotations or the diffusers shaken or random phase
Bit slice optimizes the light source uniformity；Second as shown in Fig. 2 the light beam that spot light 6 is sent passes sequentially through aperture diaphragm 3, collimation thoroughly
The monochromatic collimated beam source of uniform intensity is obtained after mirror 4, narrow band pass filter 7 and adjustable diaphragm 8；The third is as shown in figure 3, installation one
Individual fan 9, one ellipsoid lampshade 10 of the front of fan 9 placement, the light that ellipsoid lampshade 10 is sent pass sequentially through aperture diaphragm 3, collimated
The monochromatic collimated beam source of uniform intensity is obtained after lens 4, narrow band pass filter 7 and adjustable diaphragm 8；
2）Monochromatic collimated beam source obtained above compensated by compensation device after two-beam interference directional light, compensation
Device has two kinds：The first as shown in figure 4, two pieces tilt and parallel transparent plate and compensation use blue phase liquid crystal lens L2, lean on
The transparent plate P1 that translucent silverskin is coated with for the back side of close to sources side, play light splitting, another piece of transparent plate P2, which rises, to be mended
The effect of repaying, compensates optical path difference, and transparent plate can use glass plate, compensation blue phase liquid crystal lens L2 and blue phase liquid to be debugged
Brilliant lens L1 is vertical；Second as shown in figure 5, use blue phase liquid crystal lens L2 including an Amici prism 11 and compensation, same benefit
Repay vertical with blue phase liquid crystal lens L1 to be debugged with blue phase liquid crystal lens L2；Above-mentioned compensation device is passed through in monochromatic collimated beam source
When, reflection light velocity a and transmitted light beam b, speculum M1 incident lights are divided into by first piece of transparent plate P1 or Amici prism 11
A1 and reflected light a2, speculum M2 incident lights b1 and reflected light b2, a2 and b2 are obtained two-beam interference directional light；（
In Fig. 4 and Fig. 5, incident light a1 and reflected light a2, incident light b1 and reflected light b2 are separately drawn, are for the ease of understanding）；
3）Two-beam interference directional light obtained above obtains interference fringe after CCD imaging lens groups L3 interference；
4）Image-forming component CCD C send the interference fringe monitored to computer P；It is image-forming component as shown in Figure 6
The interference fringe distribution that CCD is monitored；
5）The program processing interference fringe designed in computer P obtains the normalized curve of light distribution；As shown in Figure 7 i.e.
For interference fringe transmitance and electrode corresponding relation；
6）Computer P divides the normalized light intensity of Perfect Interferometry striped in the curve of light distribution and computer of above-mentioned acquisition
Cloth curve is compared, and judges whether difference is eligible, if it is satisfied, computer export motor optimum voltage value is literary
Part；If be unsatisfactory for, carry out in next step；It is computer debugging process surface chart as shown in Figure 8, wherein LX represents Ideal Liquid
The interference fringe transmitance distribution of brilliant liquid crystal lens, HX represent the transmitance point of the interference fringe of the blue phase liquid crystal lens of debugging
Cloth；
7）If being unsatisfactory for condition, the driving voltage of the Program Generating electrode of Computer Design is applied to blue phase liquid crystal lens
Drive device；
8）Blue phase liquid crystal lens driver gives the electrode voltage value that computer is set to blue phase liquid crystal lens, while to indigo plant
The electrode of phase liquid crystal lens provides voltage during work；
9）Light through blue phase liquid crystal lens L1 to be debugged is modulated；
10）Repeat the above steps, until obtaining optimum voltage value.
In addition to technical characteristic described in specification, remaining technical characteristic is technology known to those skilled in the art.
Claims (7)
1. a kind of adaptive debugging system of blue phase liquid crystal lenticule, it is characterized in that, including monochromatic collimated beam source, receive it is monochromatic parallel
Light source and the compensation device for obtaining two-beam interference directional light, the CCD imaging lens groups of two-beam interference directional light are received, with
CCD imaging lens groups the CCD image-forming components of circuit connection, computer, liquid crystal lens driving plate successively, at compensation device rear and
Respectively there is a speculum at blue phase liquid crystal lens rear to be debugged.
2. the adaptive debugging system of blue phase liquid crystal lenticule according to claim 1, it is characterized in that, the compensation device bag
Two pieces of parallel transparent plates and compensation blue phase liquid crystal lens are included, wherein being coated with close to the back side of the transparent plate of light source side
Translucent silverskin.
3. the adaptive debugging system of blue phase liquid crystal lenticule according to claim 2, it is characterized in that, the transparent plate is
Glass plate.
4. the adaptive debugging system of blue phase liquid crystal lenticule according to claim 1, it is characterized in that, the compensation device bag
Include Amici prism and compensation blue phase liquid crystal lens.
5. the adaptive debugging system of blue phase liquid crystal lenticule according to any one of Claims 1-4, it is characterized in that, it is described
Monochromatic collimated beam source is obtained by following device：Including laser, convergent lens, aperture diaphragm, the collimation lens put successively
And diaphragm.
6. the adaptive debugging system of blue phase liquid crystal lenticule according to any one of Claims 1-4, it is characterized in that, it is described
Monochromatic collimated beam source is obtained by following device：Including spot light, aperture diaphragm, collimation lens, the narrow-band-filter put successively
Piece and adjustable diaphragm.
7. the adaptive debugging system of blue phase liquid crystal lenticule according to any one of Claims 1-4, it is characterized in that, it is described
Monochromatic collimated beam source is obtained by following device：Including the fan, ellipsoid lampshade, aperture diaphragm, collimation lens, narrow put successively
Band optical filter and adjustable diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720592309.3U CN207037307U (en) | 2017-05-25 | 2017-05-25 | A kind of adaptive debugging system of blue phase liquid crystal lenticule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720592309.3U CN207037307U (en) | 2017-05-25 | 2017-05-25 | A kind of adaptive debugging system of blue phase liquid crystal lenticule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207037307U true CN207037307U (en) | 2018-02-23 |
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ID=61470091
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720592309.3U Expired - Fee Related CN207037307U (en) | 2017-05-25 | 2017-05-25 | A kind of adaptive debugging system of blue phase liquid crystal lenticule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207037307U (en) |
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2017
- 2017-05-25 CN CN201720592309.3U patent/CN207037307U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20190525 |