JP7039819B2 - 光学デバイスの製造方法 - Google Patents
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- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
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- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
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- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
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- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- G02F1/133305—Flexible substrates, e.g. plastics, organic film
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- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13725—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2202/00—Materials and properties
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Description
本出願は、2018年05月17日に提出された大韓民国特許出願第10-2018-0056286号に基づく優先権の利益を主張し、該当韓国特許出願の文献に開示されたすべての内容は本明細書の一部として組み込まれる。
本出願は、光学デバイスの製造方法に関する。
異方性度(R)=[E(p)-E(s)]/[E(p)+2*E(s)]
正面位相差(Rin) = d × (nx - ny)
厚さ方向の位相差(Rth) = d × (nz- ny)
能動液晶素子としてゲスト-ホスト液晶素子(セルギャップ:約12μm、基材フィルム種類:PET(poly(ethylene terephthalate)フィルム)、液晶/染料混合物の種類:Merck社のMAT-16-969液晶と二色性染料(BASF社、X12)の混合物)とPVA(polyvinylalcohol)系偏光子を2枚の外郭基板の間で熱可塑性ポリウレタン接着フィルム(厚さ:約0.38mm、製造社:Argotec社、製品名:ArgoFlex)でカプセル化して光学デバイスを製造した。
第2外郭基板を付着するとき、図13に示したように、第1外郭基板1201をそれと同一な曲率を有する曲面1301上に位置させた状態で実行し、オートクレーブを進行したこと以外は、実施例1と同一に光学デバイスを製造した。
Claims (19)
- 曲面基板である第1外郭基板;
前記第1外郭基板と対向配置されている第2外郭基板;
前記第1外郭基板及び第2外郭基板の間でカプセル化剤によりカプセル化された能動液晶素子又は偏光子
を含む
光学デバイスの製造方法であって、
前記第1外郭基板を吸引(suction)又は加圧して平面状態で維持する第1ステップ;及び
前記平面状態で維持された第1外郭基板の一面に前記カプセル化剤を介して前記能動液晶素子又は偏光子を付着する第2ステップ
を含む、
光学デバイスの製造方法。 - 能動液晶素子又は偏光子が付着された曲面基板の吸引又は加圧状態を解除して第1外郭基板を曲面状態に戻す第3ステップ;及び
前記第1外郭基板の一面に付着された能動液晶素子又は偏光子の上部にカプセル化剤を通じて第2外郭基板を付着する第4ステップ
を含む、
請求項1に記載の光学デバイスの製造方法。 - 第4ステップは、第1外郭基板を曲率を有する曲面上に位置させた状態で行う、
請求項2に記載の光学デバイスの製造方法。 - 第1外郭基板の曲率と曲面の曲率の差が10%以下である、
請求項3に記載の光学デバイスの製造方法。 - 第1外郭基板及び第2外郭基板の曲率の差が10%以内である、
請求項1から4のいずれか1項に記載の光学デバイスの製造方法。 - 第1外郭基板及び第2外郭基板は、ガラス基板である、
請求項1から5のいずれか1項に記載の光学デバイスの製造方法。 - 第2外郭基板は、曲面基板である、
請求項1から6のいずれか1項に記載の光学デバイスの製造方法。 - 第1外郭基板及び第2外郭基板の曲率は、互いに相異なっている、
請求項1から7のいずれか1項に記載の光学デバイスの製造方法。 - 第1外郭基板及び第2外郭基板のうち曲率が大きい基板の曲率半径が100R~10,000Rの範囲内である、
請求項7または8に記載の光学デバイスの製造方法。 - 光学デバイスで第1外郭基板及び第2外郭基板の曲率中心は、第1外郭基板及び第2外郭基板の上部又は下部中で同じ部分に存在する、
請求項7から9のいずれか1項に記載の光学デバイスの製造方法。 - 能動液晶素子は、
液晶ホストと二色性染料ゲストを含み、
第1配向状態と第2配向状態の間をスイッチングすることができる能動液晶層を有する、
請求項1から10のいずれか1項に記載の光学デバイスの製造方法。 - 光学デバイスで能動液晶素子及び偏光子が第1外郭基板及び第2外郭基板の間でカプセル化されている、
請求項1から11のいずれか1項に記載の光学デバイスの製造方法。 - 光学デバイスで能動液晶素子及び偏光子は、外郭基板と能動液晶素子の間、能動液晶素子と偏光子の間、偏光子と外郭基板の間及び能動液晶素子と偏光子の側面に存在する接着フィルムでカプセル化されている、
請求項12に記載の光学デバイスの製造方法。 - 接着フィルムは、熱可塑性ポリウレタン接着フィルム、ポリアミド接着フィルム、アクリル接着フィルム、ポリエステル接着フィルム、EVA(Ethylene Vinyl Acetate)接着フィルム、ポリオレフィン接着フィルム又は熱可塑性澱粉(TPS:Thermoplastic Starch)である、
請求項13に記載の光学デバイスの製造方法。 - 第1ステップの吸引工程で、曲面基板の凸部が形成された面の反対側面が吸引される、
請求項1から14のいずれか1項に記載の光学デバイスの製造方法。 - 第1ステップの吸引は、-760mmHg以下の圧力で行う、
請求項1から15のいずれか1項に記載の光学デバイスの製造方法。 - 第1ステップの加圧は、0.6Kg/cm2~1.2Kg/cm2の範囲内の圧力で行う、
請求項1から16のいずれか1項に記載の光学デバイスの製造方法。 - 第1ステップの加圧は、
曲面基板の凸部が形成された面上にフレキシブルフィルムを配置し、
前記フレキシブルフィルムを加圧ロールで加圧して行う、
請求項1から17のいずれか1項に記載の光学デバイスの製造方法。 - 第1ステップで加圧及び吸引を同時に行って曲面基板の平面状態を維持する、
請求項1から18のいずれか1項に記載の光学デバイスの製造方法。
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KR1020180056286A KR102183673B1 (ko) | 2018-05-17 | 2018-05-17 | 광학 디바이스의 제조 방법 |
KR10-2018-0056286 | 2018-05-17 | ||
PCT/KR2019/005875 WO2019221529A1 (ko) | 2018-05-17 | 2019-05-16 | 광학 디바이스의 제조 방법 |
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