WO2014073650A1 - 光制御パネルの製造方法 - Google Patents
光制御パネルの製造方法 Download PDFInfo
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- WO2014073650A1 WO2014073650A1 PCT/JP2013/080288 JP2013080288W WO2014073650A1 WO 2014073650 A1 WO2014073650 A1 WO 2014073650A1 JP 2013080288 W JP2013080288 W JP 2013080288W WO 2014073650 A1 WO2014073650 A1 WO 2014073650A1
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- light control
- control panel
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- transparent
- sheet
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/16—Layered products comprising a layer of synthetic resin specially treated, e.g. irradiated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
- G02B30/35—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers using reflective optical elements in the optical path between the images and the observer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/50—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
- G02B30/56—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels by projecting aerial or floating images
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
- G02B5/085—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B35/00—Stereoscopic photography
- G03B35/18—Stereoscopic photography by simultaneous viewing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/20—Inorganic coating
- B32B2255/205—Metallic coating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/416—Reflective
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2315/00—Other materials containing non-metallic inorganic compounds not provided for in groups B32B2311/00 - B32B2313/04
- B32B2315/08—Glass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2551/00—Optical elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2551/00—Optical elements
- B32B2551/08—Mirrors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2607/00—Walls, panels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
Definitions
- the present invention relates to a method for manufacturing a light control panel used in an optical imaging apparatus that forms a stereoscopic image in the air.
- Patent Document 1 discloses a large number of belt-like planes inside a transparent flat plate and perpendicular to one surface of the transparent flat plate.
- the first and second light control panels in which the light reflecting portions are arranged side by side, the first light and the second light control panel face each other with the planar light reflecting portions orthogonal to each other.
- the light from the object (or light source) is incident on the planar light reflecting part of the control panel, and the reflected light reflected by the planar light reflecting part is reflected again by the planar light reflecting part of the second light control panel, and the object image is obtained. Is described on the opposite side of the optical imaging device.
- a metal reflecting surface (and thus a double-sided reflecting plate) made of a vapor-deposited layer (or plating layer) such as aluminum or silver, which is an example of a metal, has a constant thickness formed on one surface side.
- a large number of plate-like transparent synthetic resin plates (for example, acrylic resin plates) or glass plates are laminated so that the metal reflection surface is arranged on one side, and a laminate is produced.
- a light control panel is manufactured by cutting out so as to form a cut-out surface perpendicular to.
- Patent Document 2 also describes that a plurality of plane mirrors are stacked and cut in the longitudinal direction to produce a light control panel.
- the plane mirror has tin, silver, aluminum, etc. on the surface of acrylic, glass, etc. It is described that the metal film is formed by a method such as vapor deposition.
- the present invention has been made in view of such circumstances, and an object of the present invention is to provide a method for manufacturing a light control panel used in an optical imaging apparatus that is easy to manufacture.
- the method for manufacturing a light control panel used in the optical imaging apparatus according to the present invention is the first and second light each formed by arranging strip-shaped planar light reflecting portions at a constant pitch inside a transparent flat plate.
- a method of manufacturing a light control panel according to claim 2 A first step of forming a block body in which a transparent sheet made of glass, ceramic or transparent plastic and a mirror sheet having a metal reflecting surface on both sides or one side of metal, glass, and resin are alternately stacked; A second step of forming the first or second light control panel by cutting the block body into a certain thickness on a surface intersecting the transparent sheet and the mirror sheet.
- the mirror sheet may be obtained by depositing metal on one side or both sides of a thin glass plate.
- the mirror sheet may be a metal plate deposited on one or both sides of a thin resin plate, and may be a metal plate (except for copper and gold) in some cases.
- the transparent adhesive is preferably a UV curable adhesive, and in this case, the UV curable adhesive is cured by ultraviolet rays irradiated from a direction orthogonal to the plate thickness of the transparent sheet. be able to.
- thermosetting adhesive is used as the adhesive, and the adhesive may be cured by induction heating, dielectric heating (microwave), or furnace temperature heating.
- the mirror sheet may be laminated in advance on one or both sides of the transparent sheet, and the transparent sheet with a mirror to which the mirror sheet is attached is laminated. Good.
- the transparent sheet has a thickness of 300 to 1000 ⁇ m, and the mirror sheet has a thickness of 30 to 100 ⁇ m. If it is this range, even if a mirror sheet
- a light control panel In the method for manufacturing a light control panel according to the present invention, since the mirror surface disposed between the transparent sheets is manufactured using an independent mirror sheet instead of vapor deposition, the manufacturing process is extremely simplified and the light is inexpensive. A control panel can be manufactured, thereby providing an optical imaging device that forms a stereoscopic image at a lower cost.
- the adhesive when a UV curable adhesive is used as an adhesive for joining the transparent sheet and the mirror sheet, the adhesive can be cured by irradiating ultraviolet rays from the side of the block body.
- heat curing can be easily performed by induction heating, microwave, or furnace temperature heating.
- the optical imaging device 10 has a large number of strips in the thickness direction of the transparent flat plate inside the two transparent flat plates, and a metal reflecting surface (for example, aluminum, silver, titanium, tin, etc.).
- a metal reflecting surface for example, aluminum, silver, titanium, tin, etc.
- the pitch p1 of the planar light reflecting portions 11 and 12 is 0.1 to 3 (more preferably 0.1 to 2) of the thicknesses t1 and t2 of the first and second light control panels 13 and 14, respectively. More preferably, it is preferably about 0.2 to 0.5) times, and the thicknesses t1 and t2 of the first and second light control panels 13 and 14 vary depending on the application, but in the range of 0.5 to 10 mm.
- the first and second light control panels 13 and 14 have, for example, 300 to 2000 planar light reflecting portions 11 and 12, respectively. As a result, when the first and second light control panels 13 and 14 are square in plan view, the optical imaging apparatus 10 having 90,000 to 4,000,000 pixels can be obtained.
- the light beam from a of the object N is specularly reflected at the point Q of the planar light reflecting portion 11 of the first light control panel 13, and then the second light control panel 14.
- the light is reflected at the point Q ′ of the planar light reflecting portion 12 and gathered at the point a ′.
- the light beam from b of the object N is reflected at the R point of the planar light reflecting portion 11 of the first light control panel 13, and the light is further R of the planar light reflecting portion 12 of the second light control panel 14. Reflect at 'point and gather at point b'. Therefore, when this optical imaging device 10 is used, the object N forms a three-dimensional image N ′ at a symmetrical position with the optical imaging device 10 as the center. Details of these techniques are described in WO2009 / 131128.
- a necessary number of transparent sheets 16 are prepared according to the size of the optical imaging apparatus 10 to be manufactured.
- the thickness t3 (for example, 300 to 1000 ⁇ m) of the transparent sheet 16 determines the pitch p1 of the planar light reflecting portions 11 and 12.
- the transparent sheet 16 is preferably made of glass, but may be transparent plastic (for example, acrylic resin), ceramic, or the like.
- a plurality of mirror sheets 17 made of a glass plate in which a metal other than copper and gold having a thickness t4 of, for example, about 30 to 100 ⁇ m is vapor-deposited or plated on one side or both sides are prepared.
- the mirror sheet 17 is wound in a roll shape. Therefore, as shown in FIG. 3, a mirror sheet 17 is prepared in which, for example, a transparent UV curable resin (an example of a UV curable adhesive) is applied to one or both sides of a roll.
- the transparent sheets 16 and mirror sheets 17 having a predetermined width that are unrolled from the rolls are laminated alternately. Therefore, a metal reflecting surface is formed on one side or both sides of the mirror sheet 17.
- the pitch p1 (distance) of the planar light reflecting portions 11 and 12 of the first and second light control panels 13 and 14 is a value obtained by adding the thickness t4 of the mirror sheet 17 to the thickness t3 of the transparent sheet 16, and adhesion.
- the thickness of the adhesive is also added.
- the UV curable resin is applied only to one side of the mirror sheet 17, the UV curable resin is also applied to the surface of the mirror sheet 17 that contacts the other transparent sheet 16 at the time of lamination.
- the mirror sheets 17 and the transparent sheets 16 are alternately laminated, and from the end of the transparent sheet 16 (that is, from the direction perpendicular to or intersecting the lamination direction of the transparent sheets 16 ) Irradiate ultraviolet rays.
- Reference numerals 22 and 23 denote ultraviolet lamps.
- the UV (ultraviolet) curable resin functions as an adhesive, and the block body 19 in which the mirror sheets 17 and the transparent sheets 16 are alternately stacked is formed.
- the block body 19 is cut with a cutter 20 to a certain thickness on a surface intersecting (for example, orthogonal to) the transparent sheet 16 and the mirror sheet 17.
- the cutting angle ⁇ of the cutter 20 is 90 degrees, for example, depending on the application, other angles (for example, 70 degrees ⁇ ⁇ 90 degrees) may be used.
- the cutter 20 simply cuts the block body 19, the cut surface has irregularities, so that after the cutting, a polishing process is performed to set the thicknesses to t 1 and t 2.
- the thicknesses t1 and t2 have no functional problem even if there are some errors. If the cutting angle is less than 90 degrees, the image can be enlarged or reduced.
- the first and second light control panels 13 and 14 are manufactured, so that the planar light reflecting portions 11 and 12 of the first and second light control panels 13 and 14 intersect (for example, orthogonal).
- the first and second light control panels 13 and 14 are joined to complete the optical imaging apparatus 10.
- a transparent plate can be disposed between the first and second light control panels 13 and 14.
- the first and second light control panels 13 and 14 are arranged so that the planar light reflecting portions 11 and 12 are orthogonal to each other in plan view. 14 are joined, but an optical imaging device can also be formed by crossing at an angle of less than 90 degrees.
- an optical imaging device can also be formed by crossing at an angle of less than 90 degrees.
- the position of the real image is different, and is enlarged or reduced depending on the case.
- the transparent sheets 16 and the mirror sheets 17 which are separated from each other are laminated.
- the mirror sheet 17 is pasted (or bonded) on the transparent sheet 16 (one side or both sides) in advance.
- the transparent sheet with a mirror is laminated using an adhesive to form a block body, which is cut in a thickness direction with a predetermined thickness to form first and second light control panels. You can also.
- money on the thin glass plate it may be a thin plastic plate (resin plate) instead of a thin glass plate. In some cases, a thin metal foil may be used.
- the mirror surface (metal reflective surface) of the mirror sheet is preferably in contact with the surface of the transparent sheet, but a thin glass plate or thin plastic plate is used as the mirror sheet material. And when the metal reflective surface is formed only on one side, a glass plate or a plastic plate may contact
- a UV curable adhesive is used as the adhesive, but it may be a normal adhesive, a thermosetting adhesive, a hot melt, or the like. Further, the present invention is applicable to an adhesive that is cured by infrared heating, far-infrared heating, induction heating or dielectric heating, in some cases, heating in the furnace (furnace temperature heating), or room temperature curing instead of ultraviolet irradiation. Applies. Furthermore, the present invention is not limited to the above-described embodiments, and the present invention is also applied to cases where dimensions and shapes are changed and new components are added without departing from the scope of the present invention.
- a large number of light control panels capable of forming a stereoscopic image as a real image can be manufactured at low cost.
- This light control panel can be applied to a display for a television, a mobile phone, a medical device, and other uses.
- SYMBOLS 10 Optical imaging apparatus 11, 12: Planar light reflection part, 13: 1st light control panel, 14: 2nd light control panel, 16: Transparent sheet, 17: Mirror sheet, 19: Block body, 20 : Cutter, 22, 23: UV lamp
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- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Optical Elements Other Than Lenses (AREA)
- Joining Of Glass To Other Materials (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
Description
また、特許文献2においても、複数の平面ミラーを積層し、縦方向に切断して光制御パネルを製造することが記載され、平面ミラーは、アクリル、ガラス等の表面に錫、銀、アルミ等の金属膜を蒸着等の方法によって形成して製造することが記載されている。
ガラス、セラミック又は透明プラスチックからなる透明シートと、金属、ガラス、樹脂の両側又は片側に金属反射面を有するミラーシートとを交互に重ねて積層したブロック体を形成する第1工程と、
前記ブロック体を前記透明シート及び前記ミラーシートに交差する面で一定厚みに切り出して前記第1又は第2の光制御パネルを形成する第2工程とを有する。
本発明に係る光制御パネルの製造方法において、前記透明シートと前記ミラーシートの接合に、透明の接着剤を用いることが好ましい。ここで、前記透明の接着剤はUV硬化型の接着剤であるのが好ましく、この場合、前記UV硬化型の接着剤は前記透明シートの板厚に直交する方向から照射された紫外線によって硬化することができる。
また、熱硬化型の接着剤を用いた場合も、誘導加熱、マイクロ波、又は炉温加熱で容易に加熱硬化ができる。
これによって、図4に示すように、ミラーシート17と透明シート16とを交互に積層して、透明シート16の端部から(即ち、透明シート16の積層方向と直交する方向又は交差する方向から)紫外線を照射する。22、23は紫外線ランプを示す。
これによって、UV(紫外線)硬化樹脂が接着剤として機能し、ミラーシート17と透明シート16とを交互に重ねたブロック体19が形成される。
これによって、第1、第2の光制御パネル13、14が製造されるので、第1、第2の光制御パネル13、14の平面光反射部11、12が交差(例えば、直交)するようにして、第1、第2の光制御パネル13、14を接合して光学結像装置10が完成する。この場合、第1、第2の光制御パネル13、14の間に透明板を配置することもできる。
以上の場合、実像(立体像)の位置が異なり、場合によっては拡大、縮小される。
また、前記実施例において、ミラーシートは薄いガラス板に銅又は金以外の反射性を有する金属を蒸着したものであったが、薄いガラス板の代わりに薄いプラスチック板(樹脂板)であってもよいし、場合によっては薄い金属箔であってもよい。
また、ミラーシートを透明シートに貼着する場合、ミラーシートのミラー面(金属反射面)が透明シートの表面に当接するのが好ましいが、ミラーシートの素材に薄いガラス板又は薄いプラスチック板を使用し、片面のみに金属反射面が形成されている場合は、ガラス板又はプラスチック板が透明シートに当接するものであってもよい。
また、紫外線照射の代わりに,赤外線加熱、遠赤外線加熱、誘導加熱又は誘電加熱、場合によっては炉体内での加熱(炉温加熱)によって硬化する、又は常温硬化する接着剤であっても本発明は適用される。
更に、本発明は以上の実施例に限定されるものではなく、本発明の要旨を変更しない範囲で、寸法や形状を変える場合、更に新たな構成要素を加える場合も本発明は適用される。
この光制御パネルは、テレビ、携帯電話、医療用機器、その他の用途のディスプレイに適用できる。
Claims (9)
- それぞれ透明平板の内部に帯状の平面光反射部を一定のピッチで並べて形成した第1、第2の光制御パネルを、前記第1の光制御パネルの平面光反射部と、前記第2の光制御パネルの平面光反射部とが交差するようにして対向配置した光学結像装置の前記第1、第2の光制御パネルの製造方法であって、
ガラス、セラミック又は透明プラスチックからなる透明シートと、金属反射面を両側又は片側に有するミラーシートとを交互に重ねて積層したブロック体を形成する第1工程と、
前記ブロック体を前記透明シート及び前記ミラーシートに交差する面で一定厚みに切り出して前記第1又は第2の光制御パネルを形成する第2工程とを有することを特徴とする光制御パネルの製造方法。 - 請求項1記載の光制御パネルの製造方法において、前記ミラーシートはガラス板の片面又は両面に金属を蒸着したものであることを特徴とする光制御パネルの製造方法。
- 請求項1又は2記載の光制御パネルの製造方法において、前記透明シートと前記ミラーシートの接合に、透明の接着剤を用いることを特徴とする光制御パネルの製造方法。
- 請求項3記載の光制御パネルの製造方法において、前記透明の接着剤はUV硬化型の接着剤であることを特徴とする光制御パネルの製造方法。
- 請求項4記載の光制御パネルの製造方法において、前記UV硬化型の接着剤は前記透明シートの板厚に直交する方向から照射された紫外線によって硬化することを特徴とする光制御パネルの製造方法。
- 請求項3記載の光制御パネルの製造方法において、前記接着剤には熱硬化型の接着剤が使用され、誘導加熱、誘電加熱、又は炉温加熱によって前記接着剤の硬化を行うことを特徴とする光制御パネルの製造方法。
- 請求項1~6のいずれか1項に記載の光制御パネルの製造方法において、前記ミラーシートは、前記透明シートの片面又は両面に予め貼り付けられ、該ミラーシートが貼り付けられたミラー付き透明シートを積層することを特徴とする光制御パネルの製造方法。
- 請求項1~7のいずれか1項に記載の光制御パネルの製造方法において、前記透明シートの厚みは300~1000μm、前記ミラーシートの厚みは30~100μmの範囲にあることを特徴とする光制御パネルの製造方法。
- 請求項1~8のいずれか1項に記載の光制御パネルの製造方法において、前記ブロック体から第1又は第2の光制御パネルを切り出す切り出し角度は、90度又は70度を超え90度未満であることを特徴とする光制御パネルの製造方法。
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