DE68920976T2 - Flüssigkristall-Vorrichtung als räumlicher Lichtmodulator zur Modulation eines Laserstrahles. - Google Patents

Flüssigkristall-Vorrichtung als räumlicher Lichtmodulator zur Modulation eines Laserstrahles.

Info

Publication number
DE68920976T2
DE68920976T2 DE68920976T DE68920976T DE68920976T2 DE 68920976 T2 DE68920976 T2 DE 68920976T2 DE 68920976 T DE68920976 T DE 68920976T DE 68920976 T DE68920976 T DE 68920976T DE 68920976 T2 DE68920976 T2 DE 68920976T2
Authority
DE
Germany
Prior art keywords
modulating
liquid crystal
laser beam
light modulator
spatial light
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE68920976T
Other languages
English (en)
Other versions
DE68920976D1 (de
Inventor
Tadao C O Seiko Instrume Iwaki
Hiroshi C O Seiko Instr Kuroda
Junko C O Seiko Instr Yamanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Application granted granted Critical
Publication of DE68920976D1 publication Critical patent/DE68920976D1/de
Publication of DE68920976T2 publication Critical patent/DE68920976T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G02F1/133553—Reflecting elements
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/46—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing esters
    • 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
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • G02F1/13394—Gaskets; Spacers; Sealing of cells spacers regularly patterned on the cell subtrate, e.g. walls, pillars
    • 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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • G02F1/134336—Matrix
    • 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 
    • G02F1/21—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  by interference
    • G02F1/216—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  by interference using liquid crystals, e.g. liquid crystal Fabry-Perot filters
    • 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
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • G02F1/13392—Gaskets; Spacers; Sealing of cells spacers dispersed on the cell substrate, e.g. spherical particles, microfibres
    • 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
    • G02F1/141—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 using ferroelectric liquid crystals
DE68920976T 1988-11-29 1989-11-23 Flüssigkristall-Vorrichtung als räumlicher Lichtmodulator zur Modulation eines Laserstrahles. Expired - Fee Related DE68920976T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63302020A JPH02146526A (ja) 1988-11-29 1988-11-29 液晶素子

Publications (2)

Publication Number Publication Date
DE68920976D1 DE68920976D1 (de) 1995-03-16
DE68920976T2 true DE68920976T2 (de) 1995-05-24

Family

ID=17903931

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920976T Expired - Fee Related DE68920976T2 (de) 1988-11-29 1989-11-23 Flüssigkristall-Vorrichtung als räumlicher Lichtmodulator zur Modulation eines Laserstrahles.

Country Status (5)

Country Link
US (1) US5168383A (de)
EP (1) EP0371695B1 (de)
JP (1) JPH02146526A (de)
KR (1) KR0143420B1 (de)
DE (1) DE68920976T2 (de)

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US5381253A (en) * 1991-11-14 1995-01-10 Board Of Regents Of University Of Colorado Chiral smectic liquid crystal optical modulators having variable retardation
US5552912A (en) * 1991-11-14 1996-09-03 Board Of Regents Of The University Of Colorado Chiral smectic liquid crystal optical modulators
EP0571022A1 (de) * 1992-05-19 1993-11-24 Akzo Nobel N.V. Fabry-Perot mit beschichteten Spiegeln
TW245772B (de) * 1992-05-19 1995-04-21 Akzo Nv
GB9224542D0 (en) * 1992-11-24 1993-01-13 Secr Defence Ferroelectric liquid crystal device
US5425115A (en) * 1994-07-18 1995-06-13 Martin Marietta Corporation Polarization insensitive optical switch
US5627666A (en) * 1994-07-27 1997-05-06 Board Of Regents Of The University Of Colorado Liquid crystal phase modulator using cholesteric circular polarizers
JP3047311B2 (ja) * 1994-12-08 2000-05-29 キヤノン株式会社 液晶表示装置
US5781268A (en) * 1996-04-09 1998-07-14 Board Of Regents Of The University Of Colorado Polarization-insensitive fabry-perot tunable filter
US6211993B1 (en) 1996-05-20 2001-04-03 Nz Applied Technologies Corporation Thin film ferroelectric light modulators
TW409192B (en) * 1996-07-23 2000-10-21 Ibm A spatial light modulator and a method of assembling the same
EP0864904A4 (de) * 1996-09-02 1999-12-01 Seiko Epson Corp Flussigkristallanzeige und elektronisches gerat, das diese verwendet
US6839108B1 (en) * 1998-05-16 2005-01-04 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal display device and method of manufacturing the same
US6795147B1 (en) * 2000-01-14 2004-09-21 Microsoft Corporation Contrast enhancement for transmissive display systems
US6954253B2 (en) * 2000-07-25 2005-10-11 Scientific Solutions, Inc. Optical multiplexer and cross-switch using etched liquid crystal fabry-perot etalons
US6643054B1 (en) * 2001-01-22 2003-11-04 Carl-Zeiss-Stiftung Beam deflector, switching system comprising beam deflectors as well as method for selectively coupling terminals for optical signals
US6710758B2 (en) * 2001-12-20 2004-03-23 Corning Incorporated Spatial light modulators with improved inter-pixel performance
US20040046908A1 (en) * 2002-09-10 2004-03-11 Toppoly Optoelectronics Corp. Liquid crystal display device with multiple dielectric layers
WO2006012678A1 (en) * 2004-08-03 2006-02-09 Silverbrook Research Pty Ltd Walk-up printing
US8574823B2 (en) * 2005-10-05 2013-11-05 Hewlett-Packard Development Company, L.P. Multi-level layer
TWI274905B (en) * 2006-03-16 2007-03-01 Wintek Corp Color filter
US20080043166A1 (en) 2006-07-28 2008-02-21 Hewlett-Packard Development Company Lp Multi-level layer
KR20160061548A (ko) * 2014-11-21 2016-06-01 삼성디스플레이 주식회사 어레이 테스트 모듈레이터 및 이를 포함하는 박막트랜지스터 기판 검사 장치
KR101866951B1 (ko) * 2016-02-26 2018-06-12 주식회사 자연과사람 주변 환경 적응 구조의 전자기기의 액정 스크린
EP4237171A1 (de) * 2020-10-29 2023-09-06 Seurat Technologies, Inc. Resonanzbasiertes lichtventilsystem

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GB1430611A (en) * 1973-01-11 1976-03-31 Marconi Co Ltd Liquid crystal display devices
US3846014A (en) * 1973-07-02 1974-11-05 Itek Corp Liquid crystal display containing an additional broad angle back scattering material
US4012119A (en) * 1975-12-12 1977-03-15 Xerox Corporation Direct current liquid crystal display with highly reflecting dielectric mirror
US4448491A (en) * 1979-08-08 1984-05-15 Canon Kabushiki Kaisha Image display apparatus
JPS5835424A (ja) * 1981-08-28 1983-03-02 Canon Inc 液晶フアブリ−ペロ−干渉装置
JPS5852618A (ja) * 1981-09-24 1983-03-28 Ricoh Co Ltd 液晶表示装置
DE3148427A1 (de) * 1981-12-08 1983-06-16 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Ortsabhaengig modulierbarer interferenzfilter
JPS58145627A (ja) * 1982-02-24 1983-08-30 Sharp Corp ガラス基板の製造方法
US4696548A (en) * 1984-06-08 1987-09-29 Nippon Soken, Inc. Antiglare mirror for an automobile
JPS6167829A (ja) * 1984-09-11 1986-04-08 Canon Inc カイラルスメクティック液晶素子
JPS62178219A (ja) * 1986-01-31 1987-08-05 Nippon Telegr & Teleph Corp <Ntt> 光波長選択素子
JPS62280721A (ja) * 1986-05-29 1987-12-05 Matsushita Electric Ind Co Ltd 強誘電性液晶表示パネル
GB8621439D0 (en) * 1986-09-05 1986-10-15 Secr Defence Electro-optic device
GB8621438D0 (en) * 1986-09-05 1986-10-15 Secr Defence Electro-optic device
US4925276A (en) * 1987-05-01 1990-05-15 Electrohome Limited Liquid crystal light valve utilizing hydrogenated amorphous silicon photodiode

Also Published As

Publication number Publication date
EP0371695B1 (de) 1995-02-01
EP0371695A3 (en) 1990-12-19
KR0143420B1 (ko) 1998-07-15
EP0371695A2 (de) 1990-06-06
JPH02146526A (ja) 1990-06-05
US5168383A (en) 1992-12-01
KR900008314A (ko) 1990-06-03
DE68920976D1 (de) 1995-03-16

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