CN103076682B - Optically-controlled three-dimensional (3D) optical diaphragm and preparation method thereof - Google Patents
Optically-controlled three-dimensional (3D) optical diaphragm and preparation method thereof Download PDFInfo
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- CN103076682B CN103076682B CN 201310018427 CN201310018427A CN103076682B CN 103076682 B CN103076682 B CN 103076682B CN 201310018427 CN201310018427 CN 201310018427 CN 201310018427 A CN201310018427 A CN 201310018427A CN 103076682 B CN103076682 B CN 103076682B
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Abstract
The invention discloses an optically-controlled three-dimensional (3D) optical diaphragm and a preparation method thereof. The optically-controlled 3D optical diaphragm is attached onto any display device capable of displaying a three-dimensional image, and image information with parallax of a left eye and a right eye can be split to the left eye and the right eye of a person to form naked-eye free three-dimensional display. The optically-controlled 3D optical diaphragm comprises a transparent diaphragm material layer and a photochromic grid bar, wherein the transparent diaphragm material layer is doped with zinc oxide nano particles 1,8-diiodooctane additive, the photochromic grid bar is transparent under the non-ultraviolet radiation to display two-dimensional information, the photochromic grid bar turns mazarine under the ultraviolet radiation to realize the grating effect and display the three-dimensional information, through the zinc oxide nano particles in the transparent diaphragm material layer, the transmission rate of the transparent diaphragm material layer is increased by utilizing an optical principle, the viewpoint width of the 3D display is increased, the double-image of the 3D display can be reduced, the 1,8-diiodooctane additive optimizes the dispersibility and uniformity of the zinc oxide nano particles, and the 3D display effect is finally enhanced.
Description
Technical field
The present invention relates to 3D optical stereo diaphragm technology field, be specifically related to a kind of light-operated raster type free 3 stereo display diaphragm and preparation method thereof.
Background technology
Development along with modern science and technology, people have been not content with the information display amount of display screen two dimension, the 3 D stereo demonstration epoch of complying with need and grow up, and simultaneously, people are also more and more higher for the requirement of stereo display technique " realism " and " interactivity ".
The method that realizes bore hole stereo display diaphragm of current main flow has two kinds: post lens type diaphragm and raster pattern diaphragm.The post lens diaphragm belongs to the low-light diaphragm, more complicated on technique, cost of manufacture is higher, once and complete, the lens diaphragm parameter is malleable not, be difficult to realize the conversion between two and three dimensions, by comparison, raster type free 3 stereo display diaphragm has the making of being easy to, modelling effect is outstanding, two-dimentional and the three-dimensional many advantages that can mutually switch.
But present grating diaphragm is mostly ink and makes, its complex structure, be not easy to use, and also do not have the function of switching 2D display mode.Simultaneously, bore hole 3D also exists the viewpoint width less at present, the high a lot of important problem demanding prompt solutions of ghost image degree.Therefore, realize a kind of easy to use, high transmission rate more, wider viewpoint, lower ghost image degree can show with 2D the raster pattern 3D optical stereo diaphragm of switching, be that abundant information shows the frontier nature problem that the diaphragm kind must be captured.
Summary of the invention
Problem to be solved by this invention is: how to provide a kind of simple in structure, high transmission rate more, wider viewpoint, raster pattern 3D optical stereo diaphragm that can switch with the 2D demonstration of lower ghost image degree and preparation method thereof, such diaphragm structure is simple, easy to use, stereoeffect is good, has enriched the content of information display film sheet kind.
Because can causing bright dipping, brightness, general opaque grizzly bar reduces by half, and the problem of decrease resolution, the invention provides a kind of novel 3D optical stereo diaphragm and preparation method thereof.This 3D optical stereo diaphragm directly is attached on display screen, in the situation that do not wear professional 3D glasses, just can watch stereoeffect.Described 3D stereo display screen diaphragm comprises the photochromic grating layer on hyaline membrane material layer and hyaline membrane material layer, this hyaline membrane material layer comprises Zinc oxide nanoparticle and 1,8-diiodo-octane adjuvant, this Zinc oxide nanoparticle transmitance of hyaline membrane material layer of having utilized optical principle to increase, increased the viewpoint width that 3D shows, reduced the ghost image degree that 3D shows, this is 1 years old, 8-diiodo-octane adjuvant has improved dispersiveness and the homogeneity of Zinc oxide nanoparticle, has finally strengthened the 3D display effect.
The technical solution adopted for the present invention to solve the technical problems is: be at first by Zinc oxide nanoparticle and 1 according to certain ratio, 8-diiodo-octane adjuvant is blended in the polymeric material of hyaline membrane material layer, and can contain suitable adjuvant, adopt the methods such as coextrusion mold, prepare certain thickness hyaline membrane material layer.Then, adopt the methods such as spin coating, spraying, inkjet printing, on hyaline membrane material layer, utilize photochromic material to prepare the slit grating layer, wherein, grizzly bar is alternate, regular evenly distributed.
According to a kind of light-operated 3D optical stereo diaphragm provided by the invention, this 3D optical stereo diaphragm comprises hyaline membrane material layer and photochromic grizzly bar, described photochromic grizzly bar is prepared on hyaline membrane material layer, it is characterized in that, described hyaline membrane material layer is doped with Zinc oxide nanoparticle and 1, 8-diiodo-octane adjuvant, improve the diaphragm performance, described photochromic grizzly bar material is seemingly together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane or for transparent dielectricity polymkeric substance with seemingly together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane mixed system, have without under UV-irradiation for pellucidity, show two-dimensional signal, have under UV-irradiation is the mazarine effect, show three-dimensional information, like the chemical structural formula together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane, be:
In described hyaline membrane material layer, Zinc oxide nanoparticle weight doping ratio is 4.5%-6.2%.
In described hyaline membrane material layer 1, the weight doping ratio of 8-diiodo-octane adjuvant is 0.1%-3%.
Described Zinc oxide nanoparticle is of a size of 1nm-100nm; The thickness of described hyaline membrane material layer is 0.01mm-5mm.
Described hyaline membrane material layer comprises polyethylene terephthalate, tygon, polymethylmethacrylate, polycarbonate, polypropylene, polycarbamate, polyimide, ethylene-vinyl acetate copolymer, polyaryletherketone, Polyvinylchloride, Kynoar, polystyrene, polyethersulfone, PEN by glass or transparent dielectricity polymeric material, as required, can contain suitable adjuvant arbitrarily.
In the mixed system of described transparent dielectricity polymkeric substance and photochromic material, the quality of photochromic material and transparent dielectricity polymkeric substance is 1:100～10:1 than scope.
Described photochromic grill width is
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device, grizzly bar is identical with width and grill width between grizzly bar.
Described adjuvant can be heat-resisting stabilizing agent, filling agent, lubricant, tackifier, softening agent etc., and the kind of adjuvant, number and quantity can suitably be set according to purpose.Heat-resisting stabilizing agent can be hindered amine compound, phosphorus-containing compound and cyano group propylene olefin(e) acid ester type compound etc.; Filling agent can be the inorganic fillers such as talcum, titania, calcium carbonate, mica, barium sulphate, calcium hydroxide; Lubricant can be silicone oil, fatty acid amide, oleic acid, polyester, synthetic ester, carboxylic acid etc.; Tackifier can be abietic resin, phenolic resinoid, xylene resin or their hydride etc. such as the petroleum resinoids such as aliphatic polyester, aromatic copolymer, fat-aromatic copolymer system, ester ring type multipolymer, coumarone-indenes resinoid, terpenoid resin, terpene phenolic air aldehyde resin, newtrex; Softening agent can be low-molecular-weight diolefinic polymer, polyisobutylene, hydrogenated polyisoprene or their derivant; Adjuvant can be used separately, also can be used in combination.
According to a kind of light-operated 3D optical stereo diaphragm provided by the invention and preparation method thereof, it is characterized in that, comprise the following steps:
Adopt other methods such as mechanical crushing method, sol-gel process, alkoxide hydrolysis, the precipitation method, hydro-thermal method, solid phase method, vapor phase method to prepare Zinc oxide nanoparticle.
Adopt doping method by Zinc oxide nanoparticle and 1,8-diiodo-octane adjuvant is mixed in hyaline membrane material layer material according to a certain percentage, simultaneously can contain suitable adjuvant, adopt coextrusion mold method on the coextrusion casting extruder, by after 72 hours staticize, be cut again finished product; The thickness of hyaline membrane material layer, can be set as applicable thickness arbitrarily according to purposes.
Photochromic material is prepared on hyaline membrane material layer to grill width
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device, grizzly bar is identical with width and grill width between grizzly bar, form photochromic grizzly bar and transparent grizzly bar alternative arrangement form, described photochromic grizzly bar is without being pellucidity under UV-irradiation, make display realize that two dimension shows, become mazarine having under UV-irradiation, make display realize 3-D display, described photochromic grizzly bar material is seemingly together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane or for transparent dielectricity polymkeric substance with seemingly together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane mixed system, like as follows together with the chemical structural formula of two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane:
The invention has the beneficial effects as follows:
1) the 3D optical stereo diaphragm based on the barrier-type technology, break through the restriction to traditional 3D glasses, can realize that direct bore hole watches the purpose of stereoeffect.
2) grating diaphragm is photic changeable 2D and the grating diaphragm of 3D display mode, a lot of light-operated or do not power up and the electric control gear field can not be arranged in the 3D application on expanded diaphragm application.
3) hyaline membrane material layer comprises Zinc oxide nanoparticle, and this Zinc oxide nanoparticle has increased the transparency of hyaline membrane material layer, has strengthened 3D effect.
4) hyaline membrane material layer comprises 1,8-diiodo-octane adjuvant, has improved dispersiveness and the homogeneity of Zinc oxide nanoparticle.
5) hyaline membrane material layer comprises Zinc oxide nanoparticle, and this Zinc oxide nanoparticle has increased the viewpoint width that 3D shows, has reduced the ghost image degree that 3D shows, has finally strengthened the fidelity that 3D shows.
6) Zinc oxide nanoparticle has very strong receptivity to ultraviolet ray, visible ray is had to very strong transmitance simultaneously, and therefore, the hyaline membrane material layer that comprises Zinc oxide nanoparticle has the ultraviolet effect of shielding potential hazard.Simultaneously, Zinc oxide nanoparticle is a kind of good photocatalyst, makes the polymer thin membrane product that adds Zinc oxide nanoparticle have self-cleaning property, plays protection and corrosion-resistant effect.
7) Zinc oxide nanoparticle has advantages of that transparent, nontoxic, stable, anti acid alkali performance, water oxygen barrier performance are good, and simultaneously, the preparation method of Zinc oxide nanoparticle is simple, easy to process, with low cost.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the vertical section structure schematic diagram of the 3D optical stereo diaphragm of the changeable 2D demonstration of the raster pattern of embodiment 1-5 provided by the present invention, wherein, the 1st, hyaline membrane material layer, the 2nd, Zinc oxide nanoparticle, 3 is 1,8-diiodo-octane adjuvant, the 4th, the slit grating layer that photochromic material forms, the 5th, ultraviolet light, (I) be under UV-irradiation, the 3D pattern of 3D optical stereo diaphragm performance, be (II) without under UV-irradiation, the 2D pattern that 3D optical stereo diaphragm shows.
Embodiment
Below specific embodiments of the invention:
As shown in Figure 1, at first adopt sol-gel process to prepare Zinc oxide nanoparticle 2, Zinc oxide nanoparticle is of a size of 50nm.Secondly, by Zinc oxide nanoparticle according to 4% ratio, 1,8-diiodo-octane adjuvant is blended in polyimide (PI) material according to 0.1% ratio, employing coextrusion mold method on the coextrusion casting extruder prepares the hyaline membrane material layer 1 of PI, cut finished product by after 72 hours staticize, the thickness of hyaline membrane material layer is 0.8mm again.Finally, adopt the casting film-forming method, by PC with like the mixed system together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane, prepare on PI film material layer, prepare evenly distributed grizzly bar, namely the slit grating layer 3, be 1:1 like the mass ratio together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane and PC, interval is arranged between grating, spacing distance is
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device.The 3D optical stereo diaphragm of preparation is subject to realize mazarine grating fringe state after UV-irradiation 25ms at ambient temperature, after cancellation UV-irradiation 25ms, becomes clear state.
Table 1
Table 1 is in embodiment 1, and hyaline membrane material layer comprises Zinc oxide nanoparticle and 1,8-diiodo-octane adjuvant and hyaline membrane material layer and do not comprise 3D optical stereo diaphragm transmitance parameter prepared by Zinc oxide nanoparticle and 1,8-diiodo-octane adjuvant relatively;
Table 2
Table 2 is comparisons of the 3D optical stereo diaphragm transmitance for preparing of Zinc oxide particles and 1,8-diiodo-octane adjuvant different proportion.
Table 3
Table 2 is the described two kinds of 3D optical stereo diaphragms of use table 1, watches 3D film in mobile phone,
The 3D effect parameter that obtains relatively.
As shown in Figure 1, at first adopt sol-gel process to prepare Zinc oxide nanoparticle 2, Zinc oxide nanoparticle is of a size of 10nm.Secondly, by Zinc oxide nanoparticle according to 6.2% ratio, 1,8-diiodo-octane adjuvant is blended in the PMMA material according to 3% ratio, employing coextrusion mold method on the coextrusion casting extruder prepares the hyaline membrane material layer 1 of PMMA, cut finished product by after 72 hours staticize, the thickness of hyaline membrane material layer is 0.08mm again.Finally, adopt the casting film-forming method, by PI with like the mixed system together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane, prepare on PMMA film material layer, prepare evenly distributed grizzly bar, namely the slit grating layer 3, be 1:50 like the mass ratio together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane and PI, interval is arranged between grating, spacing distance is
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device.The 3D optical stereo diaphragm of preparation is subject to realize mazarine grating fringe state after UV-irradiation 25ms at ambient temperature, after cancellation UV-irradiation 20ms, becomes clear state.
As shown in Figure 1, at first adopt sol-gel process to prepare Zinc oxide nanoparticle 2, Zinc oxide nanoparticle is of a size of 1nm.Secondly, by Zinc oxide nanoparticle according to 4.5% ratio, 1,8-diiodo-octane adjuvant is blended in polyethylene terephthalate (PET) material according to 2% ratio, employing coextrusion mold method on the coextrusion casting extruder prepares the hyaline membrane material layer 1 of PET, cut finished product by after 72 hours staticize, the thickness of hyaline membrane material layer is 0.01mm again.Finally, adopt the casting film-forming method, by PI with like the mixed system together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane, prepare on PET film material layer, prepare evenly distributed grizzly bar, namely the slit grating layer 3, be 1:100 like the mass ratio together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane and PI, interval is arranged between grating, spacing distance is
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device.The 3D optical stereo diaphragm of preparation is subject to realize mazarine grating fringe state after UV-irradiation 30ms at ambient temperature, after cancellation UV-irradiation 25ms, becomes clear state.
As shown in Figure 1, at first adopt sol-gel process to prepare Zinc oxide nanoparticle 2, Zinc oxide nanoparticle is of a size of 80nm.Secondly, by Zinc oxide nanoparticle according to 5.6% ratio, 1,8-diiodo-octane adjuvant is blended in the PI material according to 0.5% ratio, employing coextrusion mold method on the coextrusion casting extruder prepares the hyaline membrane material layer 1 of PI, cut finished product by after 72 hours staticize, the thickness of hyaline membrane material layer is 2mm again.Finally, adopt the casting film-forming method, by PAA with like the mixed system together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane, prepare on PI film material layer, prepare evenly distributed grizzly bar, namely the slit grating layer 3, be 3:1 like the mass ratio together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane and PAA, interval is arranged between grating, spacing distance is
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device.The 3D optical stereo diaphragm of preparation is subject to realize mazarine grating fringe state after UV-irradiation 30ms at ambient temperature, after cancellation UV-irradiation 25ms, becomes clear state.
As shown in Figure 1, at first adopt sol-gel process to prepare Zinc oxide nanoparticle 2, Zinc oxide nanoparticle is of a size of 100nm.Secondly, by Zinc oxide nanoparticle according to 6% ratio, 1,8-diiodo-octane adjuvant is blended in P(VC-VAc according to 1.5% ratio) in material, employing coextrusion mold method on the coextrusion casting extruder prepares P(VC-VAc) hyaline membrane material layer 1, cut finished product by after 72 hours staticize, the thickness of hyaline membrane material layer is 5mm again.Finally, adopt the casting film-forming method, by PMMA and like together with the preparation of the mixed system of two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane at P(VC-VAc) on film material layer, prepare evenly distributed grizzly bar, namely the slit grating layer 3, be 10:1 like the mass ratio together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane and PMMA, interval is arranged between grating, spacing distance is
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device.The 3D optical stereo diaphragm of preparation is subject to realize mazarine grating fringe state after UV-irradiation 25ms at ambient temperature, after cancellation UV-irradiation 20ms, becomes clear state.
Claims (9)
1. a light-operated 3D optical stereo diaphragm, comprise hyaline membrane material layer and photochromic grizzly bar, described photochromic grizzly bar is prepared on hyaline membrane material layer, it is characterized in that, described hyaline membrane material layer is doped with Zinc oxide nanoparticle and 1,8-diiodo-octane adjuvant, described photochromic grizzly bar material is like together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane or for transparent dielectricity polymkeric substance with like together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane mixed system, like the chemical structural formula together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane, is:
2. light-operated 3D optical stereo diaphragm according to claim 1, is characterized in that, in described hyaline membrane material layer, Zinc oxide nanoparticle weight doping ratio is 4.5%-6.2%.
3. light-operated 3D optical stereo diaphragm according to claim 1, is characterized in that, in described hyaline membrane material layer 1, the weight doping ratio of 8-diiodo-octane adjuvant is 0.1%-3%.
4. light-operated 3D optical stereo diaphragm according to claim 1, is characterized in that, described Zinc oxide nanoparticle is of a size of 1 nm-100 nm; The thickness of described hyaline membrane material layer is 0.01 mm-5 mm.
5. light-operated 3D optical stereo diaphragm according to claim 1, it is characterized in that, described hyaline membrane material layer comprises polyethylene terephthalate, tygon, polymethylmethacrylate, polycarbonate, polypropylene, polycarbamate, polyimide, ethylene-vinyl acetate copolymer, polyaryletherketone, Polyvinylchloride, Kynoar, polystyrene, polyethersulfone and PEN by glass or transparent dielectricity polymeric material.
6. light-operated 3D optical stereo diaphragm according to claim 1, is characterized in that, in the mixed system of described transparent dielectricity polymkeric substance and photochromic grizzly bar material, the quality of photochromic material and transparent dielectricity polymkeric substance is 1:100 ~ 10:1 than scope.
7. light-operated 3D optical stereo diaphragm according to claim 1, is characterized in that, described photochromic grill width is
, wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device, grizzly bar is identical with width and grill width between grizzly bar.
8. light-operated 3D optical stereo diaphragm according to claim 7, it is characterized in that, described adjuvant is heat-resisting stabilizing agent, filling agent, lubricant, tackifier, softening agent, and heat-resisting stabilizing agent is hindered amine compound, phosphorus-containing compound and cyano group propylene olefin(e) acid ester type compound; Filling agent is talcum, titania, calcium carbonate, mica, barium sulphate, calcium hydroxide inorganic filler; Lubricant is silicone oil, fatty acid amide, oleic acid, polyester, synthetic ester, carboxylic acid; Tackifier can be abietic resin, phenolic resinoid, xylene resin or their hydride such as the petroleum resinoids such as aliphatic polyester, aromatic copolymer, fat-aromatic copolymer system, ester ring type multipolymer, coumarone-indenes resinoid, terpenoid resin, terpene phenolic air aldehyde resin, newtrex; Softening agent is low-molecular-weight diolefinic polymer, polyisobutylene, hydrogenated polyisoprene or their derivant; Adjuvant is used separately, or is used in combination.
9. the preparation method of a light-operated 3D optical stereo diaphragm, is characterized in that, comprises the following steps:
Adopt mechanical crushing method, sol-gel process, alkoxide hydrolysis, the precipitation method, hydro-thermal method, solid phase method, vapor phase method to prepare Zinc oxide nanoparticle;
Adopt doping method by nano zinc oxide material and 1,8-diiodo-octane adjuvant is mixed in hyaline membrane material layer material according to a certain percentage, contain suitable adjuvant simultaneously, adopt coextrusion mold method on the coextrusion casting extruder, by after 72 hours staticize, cut again finished product;
Photochromic material is prepared on hyaline membrane material layer to grill width
wherein, the interpupillary distance that i is human eye, the pixel wide that a is display device, grizzly bar is identical with width and grill width between grizzly bar, form photochromic grizzly bar and transparent grizzly bar alternative arrangement form, described photochromic grizzly bar is without being pellucidity under UV-irradiation, described photochromic grizzly bar material is seemingly together with two pairs of diphenylimidazolidin-4-one [2.2] paracyclophane or for transparent dielectricity polymkeric substance with seemingly together with two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane mixed system, like as follows together with the chemical structural formula of two pairs of diphenylimidazolidin-4-ones [2.2] paracyclophane:
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| CN103941409B (en) * | 2014-04-10 | 2017-05-10 | 京东方科技集团股份有限公司 | 3D glasses and display device |
| CN108027528A (en) * | 2015-09-23 | 2018-05-11 | 皇家飞利浦有限公司 | Display device and driving method |
| CN105676328B (en) * | 2016-03-14 | 2018-10-23 | 广东晟琪科技股份有限公司 | A kind of manufacturing method of ultra-thin grating |
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Denomination of invention: A optically controlled 3D optical stereoscopic film and its preparation method Effective date of registration: 20231012 Granted publication date: 20131218 Pledgee: Yunongshang Financial Leasing Co.,Ltd. Pledgor: JIANGYIN TONGLI OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2023980060795 |