JP2013137544A - コレステリック液晶材料 - Google Patents
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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
- G02F1/1313—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 specially adapted for a particular application
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/08—Auxiliary lenses; Arrangements for varying focal length
- G02C7/081—Ophthalmic lenses with variable focal length
- G02C7/083—Electrooptic lenses
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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
- G02F1/13718—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 a change of the texture state of a cholesteric liquid crystal
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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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
- G02C2202/20—Diffractive and Fresnel lenses or lens portions
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
- G02C2202/22—Correction of higher order and chromatic aberrations, wave front measurement and calculation
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- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
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- Liquid Crystal (AREA)
- Liquid Crystal Substances (AREA)
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Abstract
【解決手段】屈折率および屈折率の第1の分散を持つ第1の基板310と、屈折率および屈折率の第1の分散を持つ第2の基板310と、第1の基板310と第2の基板310の間に配置されたコレステリック液晶材料320であって、コレステリック液晶材料320が、屈折率と概ね等しい平均屈折率、および屈折率の前記第1の分散と概ね等しい前記平均屈折率の第2の分散を持つコレステリック液晶材料320と、コレステリック液晶材料320に面する第1の基板310の側に配置された連続電極340と、コレステリック液晶材料320に面する第2の基板310の側に配置された1つ以上の電極330とを含む電気活性素子。
【選択図】図6
Description
この出願は、以下の仮出願からの優先権を主張し、その全てを参照によって組入れる。
1)高い複屈折率を持つネマチック液晶を選択すること
2)より小さなp値を誘起するために必要な濃度に基づいてカイラルツイスト剤を選択すること
3)広範な波長に渡ってネマチック液晶の平均屈折率(navg)に適合するような屈折率(nsub)を持った(すなわち、2つの材料の屈折率の分散が実質的に同一)、電気活性な基板材料を選択すること
4)動作可能な波長λを選択すること
5)d(nsub−no)=λを満足する値に基づいて領域高さdを選択すること
6)不活性化状態において低い回折効率および低い動作電圧を生じるような所望されるpを達成するために、ネマチック液晶に添加するカイラルドープ剤の重量パーセンテージを実験的に決定すること。
1)高い複屈折性を持つネマチック液晶を選択すること
2)より小さなp値を誘起するために必要な濃度に基づいてカイラルツイスト剤を選択すること
3)広範な波長に渡ってネマチック液晶の平均屈折率(navg)に適合するような屈折率(nsub)を持った(すなわち、2つの材料の屈折率の分散が実質的に同一)、電気活性な基板材料を選択すること、
4)動作可能な波長λを選択すること
5)R=(nsub−no)/(所望される屈折率)を満足する値に基づいて曲率半径Rを選択すること、
6)不活性化状態において低い集束効率および低い動作電圧を生じるような所望されるpを達成するために、ネマチック液晶に添加するカイラルドーパントの重量パーセンテージを実験的に決定すること。
Claims (33)
- 屈折率および前記屈折率の第1の分散を持つ第1の基板と、
前記屈折率および前記屈折率の第1の分散を持つ第2の基板と、
前記第1の基板と第2の基板の間に配置されたコレステリック液晶材料であって、前記コレステリック液晶材料が、前記屈折率と概ね等しい平均屈折率、および前記屈折率の前記第1の分散と概ね等しい前記平均屈折率の第2の分散を持つコレステリック液晶材料と、
前記コレステリック液晶材料に面する前記第1の基板の側に配置された連続電極と、
前記コレステリック液晶材料に面する前記第2の基板の側に配置された1つ以上の電極と
を含む電気活性素子。 - 前記コレステリック液晶材料が、ネマチック液晶およびカイラルドープ剤から構成される請求項1の電気活性素子。
- 前記ネマチック液晶が、およそ0.20以上の複屈折率を持ち、前記カイラルドープ剤がおよそ1.1以上の大きさのヘリカルツイスト力を持つ請求項2の電気活性素子。
- 前記ネマチック液晶が、BL036、BL037、BL038、BL087、BL093、BL111、TL213、TL216、E7、E63、MLC−6621−000、MLC−6621−100、ZLI−5049−000およびZLI−5049−100からなる群より選択される請求項2の電気活性素子。
- 前記カイラルドープ剤が、C15、CB15、ZLI−811、ZLI−3786、ZLI−4571、ZLI−4572、MLC−6247およびMLC−6248からなる群より選択される請求項2の電気活性素子。
- 前記コレステリック液晶材料が、およそ10重量%以下のZLI−4571を持つ請求項2の電気活性素子。
- 前記コレステリック液晶材料が、およそ0.10μm以上のツイストピッチを持つ請求項2の電気活性素子。
- 前記第1の基板が、表面レリーフ光学子である請求項1の電気活性素子。
- 前記第1の基板が、表面レリーフ屈折性光学子である請求項8の電気活性素子。
- 前記第1の基板が、領域高さを持つ表面レリーフ回折性光学子である請求項8の電気活性素子。
- 前記領域高さが、前記屈折率と前記コレステリック液晶材料の常屈折率との差で除された前記電気活性素子の動作波長と概ね等しい、請求項10の電気活性素子。
- 前記電気活性素子が、不活性化状態においておよそ10%未満の回折効率を持つ請求項10の電気活性素子。
- 前記電気活性素子が、不活性化状態においておよそ5%未満の回折効率を持つ請求項12の電気活性素子。
- 前記1つ以上の電極がパターン化されている請求項1の電気活性素子。
- 前記1つ以上の電極がピクセル化されている請求項1の電気活性素子。
- 前記電気活性素子が活性化状態においておよそ90%超の回折効率を持つ請求項1の電気活性素子。
- ベースレンズ、および
前記ベースレンズと光学的に連通する電気活性レンズであって、
屈折率および前記屈折率の第1の分散を持つ第1の基板と、
前記屈折率および前記屈折率の前記第1の分散を持つ第2の基板と、
前記第1の基板と前記第2の基板の間に配置されたコレステリック液晶材料であって、前記コレステリック液晶材料が、前記屈折率と概ね等しい平均屈折率、および前記屈折率の前記第1の分散に概ね等しい前記平均屈折率の第2の分散を持つコレステリック液晶材料と、
前記コレステリック液晶材料に面する前記第1の基板の側に配置された連続電極と、
前記コレステリック液晶材料に面する前記第2の基板の側に配置された1つ以上の電極と
を含む電気活性レンズ
を備える電気活性レンズ。 - 前記コレステリック液晶材料が、ネマチック液晶およびカイラルドープ剤から構成される請求項17の電気活性レンズ。
- 前記ネマチック液晶がおよそ0.20以上の複屈折率を持ち、前記カイラルドープ剤がおよそ1.1以上の大きさのヘリカルツイスト力を持つ請求項18の電気活性レンズ。
- 前記ネマチック液晶が、BL036、BL037、BL038、BL087、BL093、BL111、TL213、TL216、E7、E63、MLC−6621−000、MLC−6621−100、ZLI−5049−000およびZLI−5049−100からなる群より選択される請求項18の電気活性レンズ。
- 前記カイラルドーパントがC15、CB15、ZLI−811、ZLI−3786、ZLI−4571、ZLI−4572、MLC−6247およびMLC−6248からなる群より選択される請求項18の電気活性レンズ。
- 前記コレステリック液晶材料が、およそ10重量%以下のZLI−4571を持つ請求項18の電気活性レンズ。
- 前記コレステリック液晶材料が、およそ0.10 μm以上のツイストピッチを持つ請求項18の電気活性レンズ。
- 前記第1の基板が表面レリーフ光学子である請求項17の電気活性レンズ。
- 前記第1の基板が表面レリーフ屈折性光学子である請求項24の電気活性レンズ。
- 前記第1の基板が領域高さを持った表面レリーフ回折性光学子である請求項24の電気活性レンズ。
- 前記領域高さが、前記屈折率と前記コレステリック液晶材料の常屈折率との差で除された電気活性素子の動作波長に概ね等しい請求項26の電気活性レンズ。
- 前記電気活性素子が、不活性化状態においておよそ10%未満の回折効率を持つ請求項26の電気活性レンズ。
- 前記電気活性素子が、不活性化状態においておよそ5%未満の回折効率を持つ請求項28の電気活性レンズ。
- 前記1つ以上の電極がパターン化されている請求項17の電気活性レンズ。
- 前記1つ以上の電極がピクセル化されている請求項17の電気活性レンズ。
- 前記電気活性素子が、活性化状態においておよそ90%超の回折効率を持つ請求項17の電気活性レンズ。
- 前記ベースレンズが、仕上げられたレンズブランク、半仕上げされたレンズブランク、仕上げられていないレンズブランク、単焦点レンズ、および多焦点レンズからなる群より選択される請求項17の電気活性レンズ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US88151607P | 2007-01-22 | 2007-01-22 | |
US60/881,516 | 2007-01-22 |
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JP2009546578A Division JP5570817B2 (ja) | 2007-01-22 | 2008-01-22 | コレステリック液晶材料 |
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JP2009546578A Active JP5570817B2 (ja) | 2007-01-22 | 2008-01-22 | コレステリック液晶材料 |
JP2013002401A Pending JP2013079398A (ja) | 2007-01-22 | 2013-01-10 | コレステリック液晶材料 |
JP2013002402A Pending JP2013137544A (ja) | 2007-01-22 | 2013-01-10 | コレステリック液晶材料 |
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JP2009546578A Active JP5570817B2 (ja) | 2007-01-22 | 2008-01-22 | コレステリック液晶材料 |
JP2013002401A Pending JP2013079398A (ja) | 2007-01-22 | 2013-01-10 | コレステリック液晶材料 |
Country Status (7)
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US (1) | US7728949B2 (ja) |
EP (2) | EP2602657B1 (ja) |
JP (3) | JP5570817B2 (ja) |
AR (1) | AR064986A1 (ja) |
CA (1) | CA2675773A1 (ja) |
TW (1) | TW200907464A (ja) |
WO (1) | WO2008091896A2 (ja) |
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EP2111563A4 (en) | 2010-03-31 |
EP2111563B8 (en) | 2018-05-16 |
CA2675773A1 (en) | 2008-07-31 |
AR064986A1 (es) | 2009-05-06 |
WO2008091896A3 (en) | 2008-09-04 |
US7728949B2 (en) | 2010-06-01 |
JP2013079398A (ja) | 2013-05-02 |
EP2111563B1 (en) | 2017-12-20 |
TW200907464A (en) | 2009-02-16 |
JP5570817B2 (ja) | 2014-08-13 |
EP2602657A1 (en) | 2013-06-12 |
JP2010517082A (ja) | 2010-05-20 |
EP2602657B1 (en) | 2017-07-19 |
WO2008091896A2 (en) | 2008-07-31 |
US20080180630A1 (en) | 2008-07-31 |
EP2111563A2 (en) | 2009-10-28 |
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