KR890010599A - 전기광학 소자 - Google Patents

전기광학 소자 Download PDF

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Publication number
KR890010599A
KR890010599A KR1019880016308A KR880016308A KR890010599A KR 890010599 A KR890010599 A KR 890010599A KR 1019880016308 A KR1019880016308 A KR 1019880016308A KR 880016308 A KR880016308 A KR 880016308A KR 890010599 A KR890010599 A KR 890010599A
Authority
KR
South Korea
Prior art keywords
liquid crystal
electro
optical device
layer
optically anisotropic
Prior art date
Application number
KR1019880016308A
Other languages
English (en)
Other versions
KR960007791B1 (ko
Inventor
히로시 와다
지요아끼 이이지마
히로시 오하라
요이찌 모모제
Original Assignee
야마무라 가쯔미
세이꼬 엡슨 가부시끼 가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP62313076A external-priority patent/JP2615715B2/ja
Priority claimed from JP63053005A external-priority patent/JPH01225922A/ja
Application filed by 야마무라 가쯔미, 세이꼬 엡슨 가부시끼 가이샤 filed Critical 야마무라 가쯔미
Publication of KR890010599A publication Critical patent/KR890010599A/ko
Application granted granted Critical
Publication of KR960007791B1 publication Critical patent/KR960007791B1/ko

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Classifications

    • 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
    • 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
    • G02F1/133636—Birefringent elements, e.g. for optical compensation with twisted orientation, e.g. comprising helically oriented LC-molecules or a plurality of twisted birefringent sublayers
    • 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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
    • 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
    • G02F1/1396—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 the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • 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
    • G02F1/1396—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 the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • G02F1/1397—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 the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell the twist being substantially higher than 90°, e.g. STN-, SBE-, OMI-LC cells

Abstract

내용 없음

Description

전기광학 소자
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 전기 광학 소자를 설명한 단면도.
제2도는 본 발명의 전기 광학 소자의 각축의 관계를 도시한 도면.
제3도는 종래 기술의 원리를 간단하게 설명한 도면.
제25도는 본 발명의 반사형인 전기 광학 소자를 설명한 단면도.

Claims (5)

  1. 전기 광학 소자에 있어서, 액정층과 적어도 상기 액정층 일부에 전압을 인가하는 수단을 가지는 액정 셀과 적어도 1층의 광학적 이방체를 갖추며, 상기 액정 셀과 광학적 이방체의 굴절을 분산α, 굴절율 이방성 △η, 층후 d중 적어도 하나가 다른 것을 특징으로 하는 전기 광학 소자.
  2. 제1항에 있어서, 액정 셀은 비틀림 각이 90도 이상 360도 미만인 네마틱 액정인 것을 특징으로 하는 전기 광학 소자.
  3. 제1항에 있어서, 광학적 이방체가 네마틱 액정으로 되며 그 네마틱 액정의 비틀림 각이 0도 이상 400도 미만인 것을 특징으로 하는 전기 광학 소자.
  4. 제1항에 있어서, 네마틱 액정으로 되는 상기 광학적 이방체의 층후가 전압을 인가하는 수단을 가지는 상기 액정 셀의 액정의 층후보다 큰 것을 특징으로 하는 전기 광학 소자.
  5. 제1항에 있어서, 네마틱 액정으로 되는 상기 광학적 이방체의 굴절율 이방성 △η와 층후 d의 적이, 전압을 인가하는 수단을 가지는 상기 액정 셀의 액정의 굴절율 이방성 △η와 층후 d의 적보다 작은 것을 특징으로 하는 전기 광학 소자.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880016308A 1987-12-10 1988-12-08 전기 광학 소자 KR960007791B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP313076 1987-12-10
JP62313076A JP2615715B2 (ja) 1987-12-10 1987-12-10 電気光学素子の製造方法
JP63053005A JPH01225922A (ja) 1988-03-07 1988-03-07 液晶表示装置
JP53005 1988-03-07

Publications (2)

Publication Number Publication Date
KR890010599A true KR890010599A (ko) 1989-12-08
KR960007791B1 KR960007791B1 (ko) 1996-06-12

Family

ID=26393686

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880016308A KR960007791B1 (ko) 1987-12-10 1988-12-08 전기 광학 소자

Country Status (5)

Country Link
US (1) US5119216A (ko)
EP (1) EP0320283B1 (ko)
KR (1) KR960007791B1 (ko)
DE (1) DE3889720T2 (ko)
HK (1) HK108397A (ko)

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JPH02124529A (ja) * 1988-07-19 1990-05-11 Sharp Corp 二層型液晶表示装置
JPH02149822A (ja) * 1988-11-30 1990-06-08 Sharp Corp 液晶表示装置
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JPH03103824A (ja) * 1989-09-19 1991-04-30 Semiconductor Energy Lab Co Ltd 液晶電気光学装置
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US5426009A (en) * 1992-09-19 1995-06-20 Merck Patent Gesellschaft Mit Beschrankter Haftung Polymeric composite material
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JP3452755B2 (ja) * 1997-04-07 2003-09-29 シャープ株式会社 液晶表示装置
WO2001059513A1 (fr) * 2000-02-07 2001-08-16 Nippon Mitsubishi Oil Corporation Element graphique a cristaux liquides en reflexion
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JP4285350B2 (ja) * 2004-02-26 2009-06-24 セイコーエプソン株式会社 視角制御素子およびその製造方法、液晶表示装置、電子機器
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Also Published As

Publication number Publication date
DE3889720T2 (de) 1994-09-08
EP0320283A2 (en) 1989-06-14
US5119216A (en) 1992-06-02
KR960007791B1 (ko) 1996-06-12
HK108397A (en) 1997-08-22
DE3889720D1 (de) 1994-06-30
EP0320283A3 (en) 1990-03-14
EP0320283B1 (en) 1994-05-25

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