CN102323673A - Method for manufacturing rapid shutter spectacles used in stereoscopic display - Google Patents
Method for manufacturing rapid shutter spectacles used in stereoscopic display Download PDFInfo
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- CN102323673A CN102323673A CN201110310428A CN201110310428A CN102323673A CN 102323673 A CN102323673 A CN 102323673A CN 201110310428 A CN201110310428 A CN 201110310428A CN 201110310428 A CN201110310428 A CN 201110310428A CN 102323673 A CN102323673 A CN 102323673A
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Abstract
The invention relates to a method for manufacturing rapid shutter spectacles used in stereoscopic display. In the method, lenses are made of a nano-polymer dispersed liquid crystal material which has the characteristics of short response time (less than 1ms) and high diffraction efficiency (more than 90 percent); the surfaces, coated with conductive films, of a left lens and a right lens are respectively connected with conductive copper sheets; the conductive copper sheets are connected with an external power supply; when the left lens is in a voltage application state, the power supply of the right lens is turned off, and a left eye can see images because of the disappearance of Bragg diffraction; when the right lens is turned on and the left lens is turned off, a right eye can see the images; and a three-dimensional image presented by a display device can be seen clearly by repeatedly driving voltages on the two lenses in the way. The rapid shutter spectacles can improve the inversion efficiency of left and right eyes, avoid flickers of human eyes, simultaneously improve the utilization rate of light rays, increase the visual angles of the human eyes, have simple structures, and are convenient to manufacture.
Description
Technical field
The present invention relates to a kind of stereo display technique, particularly a kind of no-delay gate glasses that are applied in the stereo display.
Background technology
At present, the 3-D display mode of wearing shutter glasses is that the image with the projection end is divided into the time sequential signal that parity field is formed, and with a fixedly field frequency output of switching the odd even image, exchanges the odd even image about like this.The beholder need wear shutter glasses.These glasses are made by pure liquid crystal usually, as long as add certain voltage at the liquid crystal cell two ends, can change the rotation direction of liquid crystal molecule optical axis, realize " opening " " passs " switching and change that incident ray and information transmission are still intercepted.The control timing that cooperates the projection client information can realize controlling the on off state of right and left eyes information.For example when showing right-eye image, open right eye and close left eye, so repeatedly.Because the right and left eyes switch speed is very fast, so brain thinks that eyes are watching image simultaneously, and visual fusion is become a secondary stereo-picture.Present shutter system requires the glasses that the observer wore to have higher refreshing frequency, if refreshing frequency is not enough, will produce tangible flickering.Usually,, exist the response time slow, the big application problem that waits of optical loss though the shutter glasses that simple liquid crystal material is made can be realized the switching of shutter.
Summary of the invention
It is slow to The present invention be directed to the existing shutter glasses response time; Produce flickering and the big problem of optical loss to human eye easily; A kind of method for making that is applied to the no-delay gate glasses in the stereo display has been proposed; It is slow and the flicker problem that produces can also improve optical energy utilization efficiency simultaneously effectively to solve the pure corresponding time of liquid crystal material glasses, reduces loss.
Technical scheme of the present invention is: a kind of method for making that is applied to the no-delay gate glasses in the stereo display specifically comprises the steps:
(1) at first makes the PDLC liquid crystal cell; Selection standard shows two sheets of using that have tin indium oxide (ITO) conducting film, and with surperficial relative the stacking that scribbles indium tin oxide conductive film on the glass sheet, and the 2mm that staggers relatively places; Adopt solid-state glue to seal three of liquid crystal cell; Utilize the dialysis principle that liquid crystal and polymkeric substance pre-polymerization composite material are injected in the sky liquid crystal cell again, then, the PDLC liquid crystal cell is placed on exposure under the holographic light path; Be made into the controlled H-PDLC device of quick response, thereby accomplish a slice eyeglass;
(2) make the Two-layer spectacle framework with polyvinyl ester, and be inlaid into long 2mm above the angle, the wide conductive copper sheet that is equal to the eyeglass width four of frame;
(3) do a slice eyeglass again according to the step of (1);
(4) surface that two eyeglasses is scribbled conducting film is four conductive copper sheets above the connecting frame respectively; Connect with the mains with lead connection copper sheet and outside then; And,, close the power supply of right eye eyeglass when left eyeglass lens is in when applying voltage status by the voltage of two eyeglasses of time signal sequence design driven; Because the disappearance of Bragg diffraction makes left eye can see image; Open when the right eye eyeglass, when left eyeglass lens was closed, right eye can be seen image, so drove two voltages above the eyeglass, the 3-dimensional image that promptly can clearly watch display device to appear repeatedly.
Holographic light path exposure down in the said step 1) is sent laser through behind the beam expanding lens with LASER Light Source, becomes two-beam to pass through two eyeglass reflect focalizations through the Amici prism beam split again and to liquid crystal cell, realizes exposure.
Beneficial effect of the present invention is: the present invention is applied to the method for making of the no-delay gate glasses in the stereo display, can improve the inversion frequency of right and left eyes, when avoiding human eye to produce flickering; Can improve the utilization factor of light; Increase the visual angle of human eye, simple in structure, the convenient making.
Description of drawings
Fig. 1 is applied to the making planimetric map of liquid crystal cell in the method for making of the no-delay gate glasses in the stereo display for the present invention;
Fig. 2 is applied in the method for making of the no-delay gate glasses in the stereo display exposure light path figure to liquid crystal cell for the present invention;
Fig. 3 is applied to the eyeglass cut-away view that the exposure back forms in the method for making of the no-delay gate glasses in the stereo display for the present invention;
Fig. 4 is applied to do not having the diffracting effect figure of light under the alive situation in the method for making of the no-delay gate glasses in the stereo display for the present invention;
Fig. 5 is applied to for the present invention in the method for making of the no-delay gate glasses in the stereo display, after adding voltage, and the transmission effects figure of light;
Fig. 6 schemes in the time response that adds under the 500hz voltage for the no-delay gate glasses that the present invention is applied in the stereo display;
Fig. 7 is applied to the no-delay gate glasses sectional structural map in the stereo display for the present invention;
Fig. 8 is applied to the device for carrying out said synoptic diagram that no-delay gate glasses in the stereo display are watched the 3D figure for the present invention.
Embodiment
The present invention is applied to the method for making of the no-delay gate glasses in the stereo display
:
(1) at first make the PDLC liquid crystal cell, concrete scheme step is two sheets of using 4 that have tin indium oxide (ITO) conducting film 3 that standard is shown as shown in Figure 1; With surperficial relative the stacking that scribbles indium tin oxide conductive film on the glass sheet; And the 2mm that staggers relatively places, and controls thickness of liquid crystal box well, as 5 being thickness among Fig. 1; Adopt solid-state glue to seal three of liquid crystal cell, utilize the dialysis principle that liquid crystal 1 and polymkeric substance 2 composite materials such as pre-polymerization such as grade are injected in the sky liquid crystal cell again.Then; The PDLC liquid crystal cell is placed on exposure under the holographic light path, and exposure light path figure as shown in Figure 2, LASER Light Source 13 send laser through beam expanding lens 14; Become two-beam to pass through two eyeglass reflect focalizations through Amici prism 15 beam split and to liquid crystal cell 16, realize exposure; Be made into the controlled H-PDLC device of quick response after the exposure, thereby accomplish a slice eyeglass, eyeglass cut-away view as shown in Figure 3;
(2) make the Two-layer spectacle framework with polyvinyl ester, and be inlaid into long 2mm above the angle, the wide conductive copper sheet that is equal to the eyeglass width four of frame;
(3) do a slice eyeglass again according to the step of (1);
Be embedded in two eyeglass making respectively the right and left eyes position of spectacle-frame; As shown in Figure 4 do not having under the alive situation; Information for the normal incidence eyes; The right and left eyes eyeglass is owing to the Bragg diffraction effect for normal incidence light, and incident light 6 cannot see incident information through sending diffraction light 7 through diffraction behind the eyeglass on the transmission position.(on the deviation incoming position, can see incident information clearly); But under the voltage effect, as shown in Figure 5, the diffraction of PDLC disappears, and incident light 6 is not directly exported light 9 through not changing direction behind the eyeglass, can see transmission information.
(4) surface that two eyeglasses is scribbled conducting film is four conductive copper sheets above the connecting frame respectively; Connect with the mains with lead connection copper sheet and outside then, and design the voltage that drives two eyeglasses by time signal sequence (with driving the identical of image parity field), eyeglass as shown in Figure 6 is at figure time response that adds under the 500hz voltage; When left eyeglass lens is in when applying voltage status; Close the power supply of right eye eyeglass, because the disappearance of Bragg diffraction makes left eye can see image; Open when the right eye eyeglass, when left eyeglass lens was closed, right eye can be seen image; The no-delay gate glasses sectional structural map that is applied in the stereo display as shown in Figure 7, incident light 6 are through two eyeglasses 10 about being made into, if do not have impressed voltage 8 to conductive copper sheet 17; Diffraction output diffraction light 7 will take place to right eye 11 or left eye 12; 18 is 18. frames, so drives two voltages above the eyeglass, the 3-dimensional image that promptly can clearly watch display device to appear repeatedly.Shutter glasses as shown in Figure 8 is watched the device for carrying out said synoptic diagram of 3D figure, and 19 is the 2D display, and 20 is the idol time field in the display, and 21 is the synchronizer between glasses and the display, and 22 is the 3D solid figure of watching; 23 is time field in the display.
Because the nanometer polymer dispersed liquid crystal material has the corresponding time fast (less than 1ms), the material character characteristics of diffraction efficiency high (greater than 90%).Therefore based on the shutter glasses of PDLC material in realizing the 3D procedure for displaying; Can effectively solve the slow and flicker problem that produces of pure corresponding time of liquid crystal material glasses; Be easy to satisfy the switching frequency of the 120hz of human eye requirement, can also improve optical energy utilization efficiency, reduce loss.Simultaneously because polymer dispersion liquid crystal material has bigger observation visual field, can effectively overcome pure liquid crystal shutter glasses visual field little watch problem.
Claims (2)
1. a method for making that is applied to the no-delay gate glasses in the stereo display is characterized in that, specifically comprises the steps:
(1) at first makes the PDLC liquid crystal cell; Selection standard shows two sheets of using that have tin indium oxide (ITO) conducting film, and with surperficial relative the stacking that scribbles indium tin oxide conductive film on the glass sheet, and the 2mm that staggers relatively places; Adopt solid-state glue to seal three of liquid crystal cell; Utilize the dialysis principle that liquid crystal and polymkeric substance pre-polymerization composite material are injected in the sky liquid crystal cell again, then, the PDLC liquid crystal cell is placed on exposure under the holographic light path; Be made into the controlled H-PDLC device of quick response, thereby accomplish a slice eyeglass;
(2) make the Two-layer spectacle framework with polyvinyl ester, and be inlaid into long 2mm above the angle, the wide conductive copper sheet that is equal to the eyeglass width four of frame;
(3) do a slice eyeglass again according to the step of (1);
(4) surface that two eyeglasses is scribbled conducting film is four conductive copper sheets above the connecting frame respectively; Connect with the mains with lead connection copper sheet and outside then; And,, close the power supply of right eye eyeglass when left eyeglass lens is in when applying voltage status by the voltage of two eyeglasses of time signal sequence design driven; Because the disappearance of Bragg diffraction makes left eye can see image; Open when the right eye eyeglass, when left eyeglass lens was closed, right eye can be seen image, so drove two voltages above the eyeglass, the 3-dimensional image that promptly can clearly watch display device to appear repeatedly.
2. according to the said method for making that is applied to the no-delay gate glasses in the stereo display of claim 1; It is characterized in that; Holographic light path exposure down in the said step 1); LASER Light Source is sent laser through behind the beam expanding lens, become two-beam to pass through two eyeglass reflect focalizations through the Amici prism beam split again and to liquid crystal cell, realize exposure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110310428A CN102323673A (en) | 2011-10-14 | 2011-10-14 | Method for manufacturing rapid shutter spectacles used in stereoscopic display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110310428A CN102323673A (en) | 2011-10-14 | 2011-10-14 | Method for manufacturing rapid shutter spectacles used in stereoscopic display |
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| CN102323673A true CN102323673A (en) | 2012-01-18 |
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| CN201110310428A Pending CN102323673A (en) | 2011-10-14 | 2011-10-14 | Method for manufacturing rapid shutter spectacles used in stereoscopic display |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650746A (en) * | 2012-03-31 | 2012-08-29 | 京东方科技集团股份有限公司 | Active shutter type 3D (Three-dimensional) eyeglasses |
| CN103676177A (en) * | 2012-08-30 | 2014-03-26 | 方维创新有限公司 | Liquid-crystal optical modules and multi-purpose eyewear using the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010256500A (en) * | 2009-04-22 | 2010-11-11 | Asahi Glass Co Ltd | Liquid crystal shutter glasses and stereoscopic video display system |
| CN201984228U (en) * | 2011-01-21 | 2011-09-21 | 浙江亿思达显示科技有限公司 | Shutter glasses |
| US20110242651A1 (en) * | 2010-03-30 | 2011-10-06 | Toshiba Mobile Display Co., Ltd. | Stereoscopic liquid crystal shutter glasses and stereoscopic image display system |
-
2011
- 2011-10-14 CN CN201110310428A patent/CN102323673A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010256500A (en) * | 2009-04-22 | 2010-11-11 | Asahi Glass Co Ltd | Liquid crystal shutter glasses and stereoscopic video display system |
| US20110242651A1 (en) * | 2010-03-30 | 2011-10-06 | Toshiba Mobile Display Co., Ltd. | Stereoscopic liquid crystal shutter glasses and stereoscopic image display system |
| CN201984228U (en) * | 2011-01-21 | 2011-09-21 | 浙江亿思达显示科技有限公司 | Shutter glasses |
Non-Patent Citations (2)
| Title |
|---|
| 常会: "聚合物分散液晶单体的制备及性能研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
| 黄爱琴等: "电控全息聚合物分散液晶斩光器的设计与研究", 《光学技术》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650746A (en) * | 2012-03-31 | 2012-08-29 | 京东方科技集团股份有限公司 | Active shutter type 3D (Three-dimensional) eyeglasses |
| US9494804B2 (en) | 2012-03-31 | 2016-11-15 | Boe Technology Group Co., Ltd. | Active-shutter 3D glasses and operating method thereof |
| CN103676177A (en) * | 2012-08-30 | 2014-03-26 | 方维创新有限公司 | Liquid-crystal optical modules and multi-purpose eyewear using the same |
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Application publication date: 20120118 |