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WO2016018043A1 - Lentille de commutation pour dispositif d'affichage d'image stéréoscopique et son procédé de fabrication - Google Patents

Lentille de commutation pour dispositif d'affichage d'image stéréoscopique et son procédé de fabrication Download PDF

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Publication number
WO2016018043A1
WO2016018043A1 PCT/KR2015/007872 KR2015007872W WO2016018043A1 WO 2016018043 A1 WO2016018043 A1 WO 2016018043A1 KR 2015007872 W KR2015007872 W KR 2015007872W WO 2016018043 A1 WO2016018043 A1 WO 2016018043A1
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Prior art keywords
liquid crystal
compound
formula
lenticular lens
integer
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PCT/KR2015/007872
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English (en)
Korean (ko)
Inventor
손영교
김경화
황홍구
Original Assignee
코오롱인더스트리 주식회사
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Publication of WO2016018043A1 publication Critical patent/WO2016018043A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/12—Fluid-filled or evacuated lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/12—Beam splitting or combining systems operating by refraction only

Definitions

  • the present invention relates to a 2D / 3D switching lens for a stereoscopic image display device.
  • the left eye sees only the left eye image
  • the right eye sees only the right eye image
  • the left and right eye images each take two different view angles with respect to the object, so it is called a three-dimensional picture pair.
  • the observer's brain combines these two types of images with binocular vision to produce a 3D effect.
  • Such a technique of generating a three-dimensional image by using binocular vision is called stereography
  • the 3D display device is a device applying this stereography.
  • the display device may include a switching lens.
  • the switching lens includes a birefringent material, such as a liquid crystal, which may exhibit different refractive indices as the mode is switched between 2D and 3D depending on whether voltage is applied.
  • the switching lens passes the incident light as it is without changing the path under the 2D mode, but under the 3D mode, the switching lens functions as a lens that changes the path of the incident light to provide different two-dimensional images to the left eye and the right eye.
  • the lenticular lens portion of the switching lens has the refractive index of n o of the liquid crystal, and the liquid crystal has the birefringence of n o or n e (n o ⁇ n e ), thereby depending on whether the voltage of the liquid crystal is applied to the 2D mode and the 3D mode.
  • the general prior art implements 3D as usual, i.e. without voltage applied.
  • the present invention has been made to solve the problems of the prior art
  • An upper plate 110 including an upper substrate 111 and an upper transparent electrode 112 formed on a lower surface of the upper substrate;
  • a lower plate 120 including a lower substrate 121 and a lower transparent electrode 122 formed on an upper surface of the lower substrate.
  • a lenticular lens unit 130 having two or more lenticular lenses disposed thereon and a liquid crystal layer 140 having a liquid crystal alignment layer formed on upper and lower surfaces of the liquid crystal layer.
  • the lenticular lens unit 130 is made of an organic or inorganic hybrid resin, and provides a 2D / 3D switching lens having a refractive index equal to the high refractive index n e of the liquid crystal layer 140.
  • a 2D / 3D display device including the 2D / 3D switching lens.
  • the 2D / 3D switching lens of the present invention can provide an effect capable of implementing 2D mode when no voltage is applied to the liquid crystal.
  • the liquid crystal in the intaglio portion that is outside the embossed lenticular lens, it is possible to provide a 2D / 3D switching lens that reduces the amount of liquid crystal used compared to the same class to reduce the cost and improve the liquid crystal alignment.
  • the 2D / 3D switching lens of the present invention is a resin constituting the lenticular lens portion to have a high refractive index by using an organic and inorganic hybrid resin, high precision 2D / 3D switching lens and 2D / 3D including the same It is possible to provide a display device.
  • FIG. 1 is a view showing an implementation principle of a stereoscopic image by a lenticular lens.
  • FIG. 2 is an exploded perspective view of a conventional 2D / 3D switching lens as an example.
  • FIG. 3 is a cross-sectional view illustrating a structure of a conventional 2D / 3D switching lens as an example.
  • 4 to 6 are examples of exploded perspective views of the 2D / 3D switching lens of the present invention.
  • FIG. 7 and 8 are cross-sectional views showing the structure of the 2D / 3D switching lens of the present invention as an example.
  • FIGS. 9 and 10 are diagrams illustrating an implementation of the 3D mode when a voltage is applied to the switching lens of the present invention.
  • 11 and 12 illustrate, as an example, that 2D mode is implemented when no voltage is applied to the switching lens of the present invention.
  • lenticular lens 110 top plate
  • liquid crystal layer 141 upper liquid crystal alignment layer
  • first film 212 first transparent electrode
  • lenticular lens portion 214 upper alignment film
  • liquid crystal 220 lower plate
  • liquid crystal layer 241 upper liquid crystal alignment layer
  • the upper plate 210 may include a first film 211, a first transparent electrode 212 formed on a bottom surface of the first film 211, and a bottom surface of the first transparent electrode 212. And a lenticular lens unit 213 formed in the upper surface, an upper alignment layer 214 formed on a lower surface of the lenticular lens unit, and a liquid crystal 215 in contact with the upper alignment layer 214.
  • the lenticular lens unit 213 has two or more lenticular lens patterns.
  • the lower plate 220 includes a second film 221, a second transparent electrode 222 formed on the top surface of the second film 221, and a lower alignment layer 223 formed on the top surface of the second transparent electrode.
  • the upper plate 210 and the lower plate 220 are bonded to each other through a laminating process such that the liquid crystal 215 of the upper plate 210 and the lower alignment layer 223 of the lower plate 220 are in direct contact with each other.
  • the 3D switching lens 200 is bonded to the display panel 300 by the adhesive layer 400.
  • the liquid crystal 215 has a birefringence of n o and n e (n o ⁇ n e ) to switch between 2D mode and 3D mode depending on whether or not the voltage of the liquid crystal is applied.
  • the liquid crystal When no voltage is applied to the liquid crystal, the liquid crystal is placed in the long axis direction to have an n e refractive index, and when the voltage is applied, the liquid crystal is placed in the short axis direction to have an n o refractive index.
  • the lenticular lens portion 213 is in the form of an intaglio and has an n o refractive index. Therefore, in the conventional case, when no voltage is applied, a difference occurs in the refractive indexes of the lenticular lens unit having the refractive index n o and the liquid crystal having the refractive index n e , and the path of the incident light is changed, thereby implementing the 3D mode. That is, in order to implement the 3D mode normally, and to implement the 2D mode, voltage application is required to adjust the refractive index of the liquid crystal to n o equal to the refractive index of the lenticular lens unit.
  • the liquid crystal has a refractive index n o , which is a short axis when voltage is applied, there is no difference between the lenticular lens unit having the refractive index n o , and thus no path change of incident light occurs. Therefore, there is a problem in that power consumption is high because voltage is generally required to implement a 2D mode that is frequently used.
  • the present invention to overcome the limitations of the prior art
  • An upper plate 110 including an upper substrate 111 and an upper transparent electrode 112 formed on a lower surface of the upper substrate;
  • a lower plate 120 including a lower substrate 121 and a lower transparent electrode 122 formed on an upper surface of the lower substrate.
  • a lenticular lens unit 130 having two or more lenticular lenses disposed thereon and a liquid crystal layer 140 having a liquid crystal alignment forming layer formed on upper and lower surfaces of the liquid crystal layer.
  • the lenticular lens unit 130 is made of an organic or inorganic hybrid resin, and provides a 2D / 3D switching lens having a refractive index equal to the high refractive index n e of the liquid crystal layer 140.
  • the refractive index of the lenticular lens unit 130 is equal to the refractive index n e of the long axis of the liquid crystal.
  • the liquid crystal alignment layer may be classified into an upper liquid crystal alignment layer 141 disposed on an upper surface of the liquid crystal layer and a lower liquid crystal alignment layer 142 disposed on a lower surface of the liquid crystal layer. By adjusting the orientation of the liquid crystal.
  • the liquid crystal alignment layer may be a layer including at least one selected from an alignment layer subjected to a rubbing treatment and / or photo alignment treatment, and an alignment layer rubbing treatment of a resin after coating treatment, and in addition, a layer capable of adjusting the alignment of the liquid crystal. It does not limit if it is.
  • the arrangement of the lenticular lens portion and the liquid crystal layer may vary.
  • the lenticular lens unit 130 In the case of providing the lenticular lens unit 130, the liquid crystal layer 140, and the liquid crystal alignment layer between the upper plate 110 and the lower plate 120, the lenticular lens unit 130 is disposed on the upper plate 110.
  • the liquid crystal layer 140 may be disposed on the lower plate 120 side.
  • the lenticular lens unit 130 is disposed on the lower surface of the upper transparent electrode 112, and the lower liquid crystal alignment layer 142, the liquid crystal layer 140, and the upper liquid crystal alignment layer 141 are disposed on the upper surface of the lower transparent electrode 112. ) Are placed one after the other.
  • the liquid crystal layer 140 is disposed on the upper plate 110 and the lower plate.
  • the lenticular lens unit 130 may be disposed at the side of 120.
  • the lenticular lens unit 130 is disposed on the upper surface of the lower transparent electrode 122, and the upper liquid crystal alignment forming layer 141, the liquid crystal layer 140, and the lower liquid crystal alignment are disposed on the lower surface of the upper transparent electrode 112.
  • the formation layers 142 are arranged in sequence.
  • the shape of the lenticular lens portion and the liquid crystal layer may vary.
  • the lenticular lens unit 130 may have an intaglio shape, and the liquid crystal layer 140 may have an embossed shape.
  • the lenticular lens unit 130 may have an embossed form, and the liquid crystal layer 140 may have an engraved form.
  • the conventional 2D / 3D switching lens has an intaglio lenticular lens portion and fills a liquid crystal in an embossed portion, which is an outer space of the pattern (FIG. 2), and has an embossed liquid crystal layer. In this case, the amount of liquid crystal used increases, which causes a cost increase.
  • 2D / 3D switching lens of the present invention may have a lenticular lens portion of the embossed form, by filling the liquid crystal in the intaglio portion of the outer space (Figs. 5 and 6) can reduce the amount of liquid crystal used compared to the conventional case Economic effects such as cost reduction can be provided.
  • the lenticular lens portion 130 in the present invention has a refractive index n e, which is equal to the refractive index of long axis of the liquid crystal (n e). Since the lenticular lens unit 130 of the present invention having the n e refractive index requires a higher refractive index than the lenticular lens unit having the conventional n o refractive index, a high refractive resin for this is needed (n o ⁇ n e ).
  • the high refractive resin is composed of an organic compound
  • the upper limit of the refractive index range that can be adjusted by the organic compound is theoretically known as about 1.7.
  • the range of the refractive index which can be upward compared with the inorganic particle which has a higher refractive index is narrow.
  • the high refractive index resin prepared by using only organic compounds has problems such as high viscosity and low UV stability, and thus, many restrictions occur during manufacturing or curing.
  • the present invention provides a 2D / 3D switching lens, characterized in that the lenticular lens portion is made of an organic or inorganic hybrid resin. At this time, the refractive index of the lenticular lens portion is equal to the high refractive index n e of the liquid crystal layer.
  • the organic and inorganic hybrid resins may be prepared by curing a resin composition in which high refractive inorganic particles are mixed with an organic compound and a photoinitiator, and may provide a resin having a high refractive index that is difficult to manufacture using only existing organic compounds.
  • the refractive index of the organic and inorganic hybrid resin of the present invention is characterized in that 1.53 to 1.8, more preferably 1.60 to 1.75, the lenticular lens portion formed using this can also exhibit the same refractive index.
  • using the organic and inorganic hybrid resin of the present invention can not only form a lenticular lens portion having a high refractive index, but also provide a high refractive index resin that is transparent and has excellent transmittance and minimizes light loss. Can increase.
  • UV curable resin the extending process of resin, etc. which have high refractive index is not needed, and process precision can be improved.
  • the organic and inorganic hybrid resin of the present invention can be produced by curing a curable resin composition containing an organic compound, inorganic particles, and a photoinitiator. It is preferable that the organic compound contained in the said organic, inorganic hybrid resin composition is following General formula (1).
  • R is hydrogen or an alkyl group of C1 ⁇ C15,
  • n is an integer of 1 or more, preferably an integer of 1 to 10,
  • a, b, and c are each an integer equal to or greater than zero, and a + b + c ⁇ 3,
  • x, y and z are each an integer of 0 to 50, the same or different,
  • Y is one selected from functional groups of Formulas 2 to 5,
  • the functional group containing at least one oxygen, nitrogen, or sulfur atom may be an alkylether group, a hydroxyalkyl group, an alkoxy group, an alkylamide group or an alkylester group.
  • the functional group containing at least one oxygen, nitrogen, or sulfur atom may be an alkylether group, a hydroxyalkyl group, an alkoxy group, an alkylamide group or an alkylester group.
  • the functional group containing at least one oxygen, nitrogen, or sulfur atom may be an alkylether group, a hydroxyalkyl group, an alkoxy group, an alkylamide group or an alkylester group.
  • the functional group containing at least one oxygen, nitrogen, or sulfur atom may be an alkylether group, a hydroxyalkyl group, an alkoxy group, an alkylamide group or an alkylester group.
  • the organic compound may be included in 5 to 90% by weight, more preferably 10 to 70% by weight relative to the total weight of the organic and inorganic hybrid resin composition, within the above range to implement the viscosity and refractive index of the resin suitable for use It can be used by adjusting appropriately.
  • the inorganic particles included in the organic / inorganic hybrid resin composition may be preferably those having a nanoparticle size smaller than the size of the visible light region of 380 nm, and more preferably those having a primary particle size of 1 to 50 nm. have.
  • the primary particle size is the size made during the manufacture of the particles, the minimum size that can be dispersed.
  • the inorganic particles may have excellent transmittance and refractive index by having a size in the above-described range, and can be dispersed on the organic compound to obtain a transparent high refractive index resin.
  • the inorganic particles include TiO 2 , ZrO 2 , In 2 O 3 , SnO 2 , Y 2 O 3 , CaO, MgO, ZnO, SiO 2 , SnO 2 , Sb 2 O 5 , Nb 2 O 3 , ATO , SnO 2 Sb CeO 2 and Al 2 O 3 , and the like, and one or more selected from these may be used, but is not limited thereto.
  • the content of the inorganic particles may be 5 to 90% by weight, more preferably 10 to 40% by weight based on the total weight of the oil and inorganic hybrid resin composition. When the content is within the above range, it exhibits a high refractive index and a high transmittance, has an appropriate viscosity and excellent optical properties.
  • the said inorganic particle can be used by adjusting suitably within the said range according to the refractive index of resin to manufacture.
  • a photoinitiator contained in the said oil and inorganic hybrid resin composition For example, a phosphine oxide type compound, a propane type compound, a ketone type compound, a formate type compound, an acetophenone type compound, a benzophenone type compound, a thioxanthone type compound , Benzoin-based compounds, triazine-based compounds, oxime-based compounds and combinations thereof may be used to select one or more selected from, but not limited to. More preferably, 2,4,6-trimethylbenzoyl diphenylphosphine oxide and / or methylbenzoyl formate may be used as the photoinitiator.
  • the photoinitiator content may be preferably 0.01 to 10% by weight, more preferably 0.05 to 5% by weight based on the total weight of the organic and inorganic hybrid resin compositions. When the content is within the above range, the sensitivity is excellent, which is advantageous for physical and optical properties.
  • the curable oil and inorganic hybrid resin composition for preparing an intaglio or embossed lenticular lens unit according to an embodiment of the present invention may further include other ultraviolet curable monomers in addition to the organic compound, inorganic particles, and photoinitiator represented by Formula 1 above. It may include.
  • UV curable monomers include tetrahydrofurfuryl acrylate, 2 (2-ethoxyethoxy) ethyl acrylate, 1,6-hexanediol di (meth) acrylate, benzyl (meth) acrylate, Phenoxyethyl methacrylate, 1,6-hexanediol di (meth) acrylate, benzyl (meth) acrylate, phenoxyethyl acrylate, phenoxy aeroethylene ethylene glycol (meth) acrylate, 2-hydroxy-3 -Phenoxypropyl acrylate, neopentyl glycol benzoate acrylate, 2-hydroxy-3-phenoxypropyl acrylate, phenylphenoxyethanol acrylate, caprolactone (meth) acrylate, nonylphenol polyalkylene glycol ( Meth) acrylate, trimethyl propane tri (meth) acrylate, styrene, methyl
  • organic and inorganic hybrid resin composition may further include at least one selected from additives such as ultraviolet absorbers, ultraviolet stabilizers, diluents, color stabilizers, leveling agents, antioxidants, antifoaming agents, solvents and antistatic agents.
  • additives such as ultraviolet absorbers, ultraviolet stabilizers, diluents, color stabilizers, leveling agents, antioxidants, antifoaming agents, solvents and antistatic agents.
  • the lenticular lens unit 130 may include a lenticular lens pattern by transferring the master roll including the pattern of the lenticular lens onto the substrate, engraving the film, and curing the same.
  • the master roll is a tool for shaping hills and valleys on a substrate such as a prism sheet, a lens, and the like, and generally refers to a cylindrical roll, but is not limited thereto.
  • a master pattern may be used to imprint a continuous pattern of hills and valleys.
  • the lenticular lens pattern may have a pitch of 10 to 1000 ⁇ m, but is not limited thereto, and the lenticular lens pattern is not particularly limited as long as it can be formed.
  • one or more patterns selected from the group consisting of a polygonal, semi-circular or semi-elliptic polyhedron shape, columnar shape and curved columnar shape may be a hardened pattern.
  • the 2D / 3D switching lens of the present invention may have a lenticular lens portion of an intaglio or embossed form.
  • the 2D / 3D switching lens has an intaglio lenticular lens portion, and by filling a liquid crystal outside the intaglio lenticular lens portion, it is common to have an embossed liquid crystal layer (FIG. 2).
  • the 2D / 3D switching lens of the present invention may also have an embossed lenticular lens portion (FIGS. 5 and 6), it is possible to have an intaglio liquid crystal layer by filling a liquid crystal outside the embossed lenticular lens portion. It is possible. For this reason, the amount of liquid crystal used can be reduced compared to the conventional 2D / 3D switching lens in the same class, thereby providing economic effects such as cost reduction.
  • FIG. 7 and 8 are cross-sectional views showing the structure of the 2D / 3D switching lens of the present invention.
  • the 2D / 3D switching lens 200 of the present invention is bonded to the display panel 300 by the adhesive layer 400.
  • the upper plate 210 includes a first film 211 and a first transparent electrode 212 formed on a bottom surface of the first film 211.
  • the lower transparent surface of the first transparent electrode is formed with a lenticular lens unit 230 having two or more lenticular lenses and an upper liquid crystal alignment layer 241 formed on the lower surface of the lenticular lens unit 230.
  • the lower plate 220 includes a second film 221 and a second transparent electrode 222 formed on an upper surface of the second film 221, and a lower liquid crystal alignment layer 242 is formed on an upper surface of the second transparent electrode. Is formed.
  • a liquid crystal layer 240 driven by a voltage applied by the first transparent electrode and the second transparent electrode is formed between the upper liquid crystal alignment layer 241 and the lower liquid crystal alignment layer 242.
  • the liquid crystal layer 240 and the lower liquid crystal alignment layer 242 may be bonded to each other through a laminating process, and the lenticular lens unit 230 may be a high refractive oil and an inorganic hybrid resin. Provide a 3D switching lens.
  • the display device 150 includes a liquid crystal display (LCD), a field emission display (FED), a plasma display panel (PDP) and an organic light emitting diode device (Organic Light).
  • LCD liquid crystal display
  • FED field emission display
  • PDP plasma display panel
  • Organic Light Organic Light emitting diode device
  • Flat panel display devices such as an Emitting Diode
  • the 2D / 3D switching lens of the present invention includes an upper panel 110 and a lower panel 120 that face each other with an electrically controllable liquid crystal layer therebetween, and in 2D image mode, the light is transmitted from the display device 150 as it is, and 3D In the image mode, the light is refracted from the display device 150 to serve as an optical controller for separating the path of the light corresponding to the left eye image and the path of the light corresponding to the right eye image.
  • the display panel 300 provides a 2D image under 2D mode and a 3D image (left eye image and right eye image) under 3D mode, and may be a PDP panel, an LCD panel, or an OLED panel. .
  • a transparent pressure-sensitive adhesive may be preferably used, but is not limited thereto.
  • materials such as upper and lower substrates, upper and lower transparent electrodes, liquid crystal alignment layer, liquid crystal and the like and a method of constructing a 2D / 3D switching lens using them are not particularly limited, and are known in the art within the scope of the present invention. Can be applied.
  • the material of the first film, the second film, the liquid crystal alignment layer, the first transparent electrode, the second transparent electrode, the liquid crystal, and the like, and the method of constructing the 2D / 3D switching lens using them are within the scope of the present invention. It does not specifically limit, unless it departs from, it is possible to apply techniques known in the art.
  • n 2
  • R is H
  • x 2
  • a 3
  • R 7 -OCH 2 CH 3 and R 11
  • R 5 is CH 3 acrylate oligomer represented by the formula (1) (Miwon Corporation, M240) was prepared.
  • the above-described composition was applied to one surface of ITO-PC (Teijin Co., Ltd.), placed on the frame of the lenticular roller, and a type-D bulb was mounted on an ultraviolet irradiation device (Fusion) to 900 mJ in the direction of the base layer.
  • UV light of / cm 2 was formed to form a lenticular lens portion of the embossed form of 190 ⁇ m pitch, 32 ⁇ m height on the top film side.
  • the liquid crystal alignment layer was formed on the upper film and the lower film, and the upper and lower films were laminated after the liquid crystal was coated on the upper film and the liquid crystal was coated on the lower film. This produced a switching lens.
  • the above-described composition was applied to one surface of ITO-PC (Teijin Co., Ltd.), placed on the frame of the lenticular roller, and a type-D bulb was mounted on an ultraviolet irradiation device (Fusion) to 900 mJ in the direction of the base layer. It was prepared by irradiating UV of / cm 2 by forming a lenticular lens portion of an intaglio shape having a pitch of 190 ⁇ m and a height of 32 ⁇ m on the top film side. The liquid crystal alignment layer was formed on the upper film and the lower film, and the upper and lower films were laminated after the liquid crystals were formed on the lower film and the liquid crystal was coated on the lower film. This produced a switching lens.
  • ITO-PC Teijin Co., Ltd.
  • the switching lens was manufactured in the same manner as in Example 1, but instead of the acrylate obtained in Preparation Example 1, the switching lenses were prepared using the acrylates obtained in Preparation Examples 2 to 6, respectively.
  • Forming a lens on the bottom film side (Example 3), Forming an engraved lenticular lens on the bottom film side (Example 4), Forming an embossed lenticular lens on the top plate side (Example 5), Engraving on the negative form It was produced by forming a curla lens on the upper film side or by forming an embossed lenticular lens on the lower film side (Example 7).
  • the switching lens was manufactured in the same manner as in Example 1, but instead of the acrylate obtained in Preparation Example 1, the switching lenses were prepared using the acrylates obtained in Preparation Examples 2 and 3, respectively, respectively.
  • a lenticular lens of the form was formed on the upper film side (Example 8)
  • an embossed lenticular lens was formed on the upper film side (Example 9)
  • an engraved lenticular lens was formed on the lower film side (Example 10) Prepared.
  • Example 1 relief Place on the top side 1.7
  • Example 2 Intaglio Place on the top side
  • Example 3 relief Placed on the bottom side
  • Example 4 Intaglio Placed on the bottom side
  • Example 5 relief Place on the top side
  • Example 6 Intaglio Place on the top side
  • Example 7 relief Placed on the bottom side
  • Example 8 Intaglio Place on the top side
  • Example 9 relief Place on the top side
  • Example 10 Intaglio Placed on the bottom side

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)

Abstract

La présente invention concerne une lentille de commutation 2D/3D comprenant : une plaque supérieure comprenant un substrat supérieur et une électrode transparente supérieure formée sur la surface inférieure du substrat supérieur ; et une plaque inférieure comprenant un substrat inférieur et une électrode transparente inférieure formée sur la surface supérieure du substrat inférieur. En outre, la lentille de commutation 2D/3D comprend : une partie de lentille lenticulaire formée entre la plaque supérieure et la plaque inférieure, la partie de lentille lenticulaire comprenant au moins deux lentilles lenticulaires agencées à l'intérieur de cette dernière ; et une couche de cristaux liquides comportant une couche de formation d'alignement de cristaux liquides sur la surface supérieure et la surface inférieure de cette dernière, la partie de lentille lenticulaire étant constituée de résines hybrides organiques et inorganiques et son indice de réfraction étant identique à l'indice de réfraction élevé de la couche de cristaux liquides.
PCT/KR2015/007872 2014-07-29 2015-07-28 Lentille de commutation pour dispositif d'affichage d'image stéréoscopique et son procédé de fabrication WO2016018043A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20140096494 2014-07-29
KR10-2014-0096494 2014-07-29
KR10-2014-0108780 2014-08-21
KR20140108780 2014-08-21
KR10-2014-0115906 2014-09-02
KR20140115906 2014-09-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109445196A (zh) * 2018-12-21 2019-03-08 张家港康得新光电材料有限公司 一种2d-3d显示切换光学模组及其制备方法、显示装置
TWI684027B (zh) * 2018-05-18 2020-02-01 友達光電股份有限公司 立體影像顯示裝置及立體影像顯示方法
CN112731680A (zh) * 2020-12-30 2021-04-30 精电(河源)显示技术有限公司 一种2d与3d可切换的液晶控光器及其制造方法

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