DE60204602D1 - Optische Streuscheibe, optisches Element und Flüssigkristallanzeige - Google Patents

Optische Streuscheibe, optisches Element und Flüssigkristallanzeige

Info

Publication number
DE60204602D1
DE60204602D1 DE60204602T DE60204602T DE60204602D1 DE 60204602 D1 DE60204602 D1 DE 60204602D1 DE 60204602 T DE60204602 T DE 60204602T DE 60204602 T DE60204602 T DE 60204602T DE 60204602 D1 DE60204602 D1 DE 60204602D1
Authority
DE
Germany
Prior art keywords
optical
liquid crystal
crystal display
optical element
diffuser
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
DE60204602T
Other languages
English (en)
Other versions
DE60204602T2 (de
Inventor
Sadahiro Nakanishi
Minoru Miyatake
Shusaku Nakano
Amane Mochizuki
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of DE60204602D1 publication Critical patent/DE60204602D1/de
Application granted granted Critical
Publication of DE60204602T2 publication Critical patent/DE60204602T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • 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
    • 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
    • C09K19/38—Polymers
    • C09K19/3833—Polymers with mesogenic groups in the side chain
    • C09K19/3842—Polyvinyl derivatives
    • C09K19/3852—Poly(meth)acrylate derivatives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0257—Diffusing elements; Afocal elements characterised by the diffusing properties creating an anisotropic diffusion characteristic, i.e. distributing output differently in two perpendicular axes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • 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
    • G02F1/133528—Polarisers
    • 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
    • C09K2323/03—Viewing layer characterised by chemical composition

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
DE60204602T 2001-01-16 2002-01-10 Optische Streuscheibe, optisches Element und Flüssigkristallanzeige Expired - Fee Related DE60204602T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001007956 2001-01-16
JP2001007956A JP2002214433A (ja) 2001-01-16 2001-01-16 光拡散板、光学素子及び液晶表示装置

Publications (2)

Publication Number Publication Date
DE60204602D1 true DE60204602D1 (de) 2005-07-21
DE60204602T2 DE60204602T2 (de) 2006-05-18

Family

ID=18875627

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60204602T Expired - Fee Related DE60204602T2 (de) 2001-01-16 2002-01-10 Optische Streuscheibe, optisches Element und Flüssigkristallanzeige

Country Status (7)

Country Link
US (1) US6665028B2 (de)
EP (1) EP1223211B1 (de)
JP (1) JP2002214433A (de)
KR (1) KR100805483B1 (de)
CN (1) CN1224850C (de)
DE (1) DE60204602T2 (de)
HK (1) HK1047621B (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6952310B1 (en) * 1999-05-12 2005-10-04 Nitto Denko Corporation Light pipe and polarized-light source
KR100807140B1 (ko) 2000-01-27 2008-02-27 후지필름 가부시키가이샤 광산란형 편광소자 및 광흡수형 편광소자가 적층된 편광판
US6704652B2 (en) * 2001-10-29 2004-03-09 Total Soft Bank Ltd. Real time self differential global positioning system and method for a moving station in a local area, and terminal global positioning system using the same
JP2005037890A (ja) * 2003-06-24 2005-02-10 Nitto Denko Corp 偏光子の製造方法、偏光子、光学フィルムおよび画像表示装置
KR20050022582A (ko) * 2003-08-27 2005-03-08 제일모직주식회사 광확산판 및 광확산판을 포함하는 액정 표시 장치
JP2005161843A (ja) * 2003-11-13 2005-06-23 Toray Ind Inc 熱可塑性樹脂フィルム
KR101154231B1 (ko) 2003-11-21 2012-07-02 스미토모 베이클리트 컴퍼니 리미티드 광-유도 열 현상형 막
JP4433462B2 (ja) * 2004-05-12 2010-03-17 株式会社クラレ ポリビニルアルコール系重合体フィルムおよびその製造方法
US20050261469A1 (en) * 2004-05-21 2005-11-24 Gangadhar Panambur High performance polymer electrolyte with improved thermal and chemical characteristics
KR100676633B1 (ko) 2005-01-07 2007-01-31 (주)싸이텍연구소 접합 영상 패널 및 그 제조 방법
KR100709020B1 (ko) 2005-05-06 2007-04-19 손창민 영상 패널 및 그 제조 방법
US8134660B2 (en) * 2006-03-13 2012-03-13 Dai Nippon Printing Co., Ltd. Optical diffusion device, projection screen, design member and security medium
JP4281785B2 (ja) 2006-08-28 2009-06-17 住友化学株式会社 光拡散板
KR101274622B1 (ko) * 2006-09-26 2013-06-14 삼성디스플레이 주식회사 밀봉제 및 이를 이용한 액정 표시 장치
JP5263593B2 (ja) * 2008-10-07 2013-08-14 ソニー株式会社 照明装置および表示装置
US8882327B2 (en) * 2012-09-28 2014-11-11 Skc Haas Display Films Co., Ltd. Composite light guide plate
WO2016143236A1 (ja) * 2015-03-10 2016-09-15 株式会社Ｊｖｃケンウッド 表示装置
KR102313192B1 (ko) * 2016-12-28 2021-10-18 후지필름 가부시키가이샤 액정성 조성물, 고분자 액정 화합물, 광흡수 이방성막, 적층체 및 화상 표시 장치
CN108562959A (zh) * 2018-04-25 2018-09-21 京东方科技集团股份有限公司 一种光学膜、具有其的背光模组及显示装置
CN108776365A (zh) * 2018-06-21 2018-11-09 惠州市华星光电技术有限公司 导光板结构
US11917121B2 (en) * 2019-06-28 2024-02-27 Interdigital Madison Patent Holdings, Sas Optical method and system for light field (LF) displays based on tunable liquid crystal (LC) diffusers
CN114114500A (zh) * 2020-08-31 2022-03-01 宁波激智科技股份有限公司 一种保偏光学膜、一种保偏扩散膜及双面雾保偏扩散膜

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2123902A (en) 1936-06-02 1938-07-19 Sheet Polarizer Company Inc Light polarizing material
AU599927B2 (en) 1985-09-17 1990-08-02 Kent State University Liquid crystal light-modulating materials
JPH09274108A (ja) 1996-04-03 1997-10-21 Teijin Ltd 偏光素子および液晶表示装置
EP0980868A4 (de) 1997-04-28 2001-01-24 Nitto Denko Corp Optisch aktives monomer, flüssigkristallines polymer und optisches element
JPH11174211A (ja) 1997-12-15 1999-07-02 Nitto Denko Corp 光拡散板、光学素子及び液晶表示装置
EP0952477A1 (de) * 1998-04-20 1999-10-27 Nitto Denko Corporation Polarisator mit weiter Blickwinkelcharacteristik und Flüssigkristallanzeigevorrichtung
JP2000017003A (ja) 1998-06-29 2000-01-18 Sharp Corp 光重合性組成物、該組成物を使用した光機能性膜作製法および光機能性膜
JP3912643B2 (ja) 1998-12-21 2007-05-09 日東電工株式会社 光拡散板、光学素子及び液晶表示装置
JP2000226458A (ja) * 1999-02-08 2000-08-15 Nitto Denko Corp 光学フィルム、光学部材及び光学素子
JP4251700B2 (ja) * 1999-02-08 2009-04-08 日東電工株式会社 光学フィルム、光学部材及び光学素子
JP2000336362A (ja) 1999-05-27 2000-12-05 Nitto Denko Corp 液晶ポリマー組成物、配向フィルム及びその製造方法
JP2001213919A (ja) 1999-11-26 2001-08-07 Nitto Denko Corp 側鎖型液晶ポリマーおよびその製造方法
JP2001166112A (ja) * 1999-12-08 2001-06-22 Nitto Denko Corp 光学フィルム及び光学素子
JP2001354732A (ja) 2000-04-12 2001-12-25 Nitto Denko Corp 側鎖型液晶ポリマーおよびその製造方法

Also Published As

Publication number Publication date
US6665028B2 (en) 2003-12-16
CN1224850C (zh) 2005-10-26
JP2002214433A (ja) 2002-07-31
EP1223211B1 (de) 2005-06-15
KR100805483B1 (ko) 2008-02-20
KR20020061174A (ko) 2002-07-23
EP1223211A1 (de) 2002-07-17
HK1047621B (zh) 2006-02-10
CN1366192A (zh) 2002-08-28
US20020130995A1 (en) 2002-09-19
HK1047621A1 (en) 2003-02-28
DE60204602T2 (de) 2006-05-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee