ATE485585T1 - Lichtmodulierendes flüssigkristallelement und optische kopfeinrichtung - Google Patents

Lichtmodulierendes flüssigkristallelement und optische kopfeinrichtung

Info

Publication number
ATE485585T1
ATE485585T1 AT05765394T AT05765394T ATE485585T1 AT E485585 T1 ATE485585 T1 AT E485585T1 AT 05765394 T AT05765394 T AT 05765394T AT 05765394 T AT05765394 T AT 05765394T AT E485585 T1 ATE485585 T1 AT E485585T1
Authority
AT
Austria
Prior art keywords
liquid crystal
optical head
crystal element
head device
light modulating
Prior art date
Application number
AT05765394T
Other languages
English (en)
Inventor
H Hotaka
H Kumai
M Hasegawa
Y Yamamori
Original Assignee
Asahi Glass Co Ltd
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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Application granted granted Critical
Publication of ATE485585T1 publication Critical patent/ATE485585T1/de

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/128—Modulators
    • 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
    • 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3028—Cyclohexane rings in which at least two rings are linked by a carbon chain containing carbon to carbon single bonds
    • 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
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • 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
    • G02F1/0009—Materials therefor
    • G02F1/0045—Liquid crystals characterised by their physical properties
    • 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
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • G02F1/133723—Polyimide, polyamide-imide
    • 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
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Optical Head (AREA)
  • Liquid Crystal Substances (AREA)
AT05765394T 2004-06-29 2005-06-28 Lichtmodulierendes flüssigkristallelement und optische kopfeinrichtung ATE485585T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004191257 2004-06-29
PCT/JP2005/011813 WO2006001444A1 (ja) 2004-06-29 2005-06-28 液晶光変調素子および光ヘッド装置

Publications (1)

Publication Number Publication Date
ATE485585T1 true ATE485585T1 (de) 2010-11-15

Family

ID=35781872

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05765394T ATE485585T1 (de) 2004-06-29 2005-06-28 Lichtmodulierendes flüssigkristallelement und optische kopfeinrichtung

Country Status (8)

Country Link
US (1) US7714977B2 (de)
EP (1) EP1768117B1 (de)
JP (2) JPWO2006001444A1 (de)
KR (1) KR101052451B1 (de)
CN (1) CN1973325A (de)
AT (1) ATE485585T1 (de)
DE (1) DE602005024272D1 (de)
WO (1) WO2006001444A1 (de)

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* Cited by examiner, † Cited by third party
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KR101368046B1 (ko) * 2005-10-18 2014-02-26 아사히 가라스 가부시키가이샤 액정 광 변조 소자 및 광 헤드 장치
JP2007262288A (ja) * 2006-03-29 2007-10-11 Dainippon Ink & Chem Inc 重合性液晶組成物
JP2008176848A (ja) * 2007-01-17 2008-07-31 Asahi Glass Co Ltd 液晶素子および光ヘッド装置
JP5169165B2 (ja) * 2007-11-15 2013-03-27 旭硝子株式会社 化合物、液晶組成物、光学異方性材料および光学素子
JP5135063B2 (ja) * 2008-05-27 2013-01-30 株式会社ジャパンディスプレイイースト 液晶表示装置
US9557574B2 (en) * 2010-06-08 2017-01-31 Microsoft Technology Licensing, Llc Depth illumination and detection optics
EP2652088B1 (de) * 2010-12-17 2014-10-15 Merck Patent GmbH Flüssigkristallines medium
JP5867682B2 (ja) * 2011-09-02 2016-02-24 Jsr株式会社 液晶表示素子の製造方法
JP2012162742A (ja) * 2012-05-21 2012-08-30 Dic Corp 重合性液晶組成物
CN112251242A (zh) * 2012-06-05 2021-01-22 默克专利股份有限公司 液晶介质和液晶显示器
KR102092042B1 (ko) * 2013-01-24 2020-03-24 삼성디스플레이 주식회사 액정 표시 장치 및 이의 제조 방법
KR101646637B1 (ko) * 2013-07-03 2016-08-08 제이엔씨 주식회사 액정 조성물 및 액정 표시 소자
TWI638214B (zh) * 2013-08-09 2018-10-11 日商住友化學股份有限公司 配向膜形成用組成物
JP5885040B2 (ja) * 2014-02-24 2016-03-15 Dic株式会社 重合性液晶組成物
KR102221553B1 (ko) * 2014-05-09 2021-03-02 삼성디스플레이 주식회사 3차원 표시 장치 및 이를 위한 액정 렌즈 패널 장치
CN106661455A (zh) * 2014-09-05 2017-05-10 Dic株式会社 液晶组合物及使用其的液晶显示元件
EP3235895B1 (de) 2014-12-16 2019-05-08 JNC Corporation Flüssigkristallzusammensetzung und flüssigkristallanzeigeelement
US10421908B2 (en) * 2016-03-08 2019-09-24 Dic Corporation Liquid crystal composition and liquid crystal display device including the same
KR102662829B1 (ko) 2016-09-27 2024-05-03 티씨엘 차이나 스타 옵토일렉트로닉스 테크놀로지 컴퍼니 리미티드 액정 조성물 및 이를 포함하는 표시 장치
KR102165665B1 (ko) * 2016-12-27 2020-10-14 제이엔씨 주식회사 액정 조성물 및 액정 표시 소자
KR102235476B1 (ko) 2018-03-30 2021-04-01 주식회사 엘지화학 액정 배향제 조성물, 이를 이용한 액정 배향막의 제조 방법, 및 이를 이용한 액정 배향막
CN109880638B (zh) * 2019-03-29 2023-06-02 石家庄诚志永华显示材料有限公司 液晶组合物、液晶显示元件、液晶显示器
US10712616B1 (en) * 2019-10-15 2020-07-14 A.U. Vista, Inc. Liquid crystal display device comprising first and second liquid crystal display panels respectively having first and second liquid crystal retardations and a color conversion layer
JP7744225B2 (ja) * 2021-12-09 2025-09-25 スタンレー電気株式会社 照明装置、車両用灯具システム

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Also Published As

Publication number Publication date
US7714977B2 (en) 2010-05-11
EP1768117A1 (de) 2007-03-28
KR101052451B1 (ko) 2011-07-28
WO2006001444A1 (ja) 2006-01-05
JP5321555B2 (ja) 2013-10-23
US20070104895A1 (en) 2007-05-10
EP1768117B1 (de) 2010-10-20
KR20070018994A (ko) 2007-02-14
EP1768117A4 (de) 2010-01-13
CN1973325A (zh) 2007-05-30
JPWO2006001444A1 (ja) 2008-04-17
JP2011039531A (ja) 2011-02-24
DE602005024272D1 (de) 2010-12-02

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