DE69818745D1 - Polarisator, Beleuchtungsvorrichtung und Flüssigkristallanzeigevorrichtung - Google Patents

Polarisator, Beleuchtungsvorrichtung und Flüssigkristallanzeigevorrichtung

Info

Publication number
DE69818745D1
DE69818745D1 DE69818745T DE69818745T DE69818745D1 DE 69818745 D1 DE69818745 D1 DE 69818745D1 DE 69818745 T DE69818745 T DE 69818745T DE 69818745 T DE69818745 T DE 69818745T DE 69818745 D1 DE69818745 D1 DE 69818745D1
Authority
DE
Germany
Prior art keywords
polarizer
liquid crystal
crystal display
display device
lighting device
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
DE69818745T
Other languages
English (en)
Other versions
DE69818745T2 (de
Inventor
Tadayuki Kameyama
Hironori Motomura
Naoki Takahashi
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
Application granted granted Critical
Publication of DE69818745D1 publication Critical patent/DE69818745D1/de
Publication of DE69818745T2 publication Critical patent/DE69818745T2/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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
    • 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • 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
    • G02F1/133536—Reflective polarizers
    • 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
    • G02F1/133543—Cholesteric polarisers
DE69818745T 1997-05-16 1998-05-14 Polarisator, Beleuchtungsvorrichtung und Flüssigkristallanzeigevorrichtung Expired - Fee Related DE69818745T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14331097 1997-05-16
JP9143310A JPH10319235A (ja) 1997-05-16 1997-05-16 偏光素子、照明装置及び液晶表示装置

Publications (2)

Publication Number Publication Date
DE69818745D1 true DE69818745D1 (de) 2003-11-13
DE69818745T2 DE69818745T2 (de) 2004-04-22

Family

ID=15335799

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69818745T Expired - Fee Related DE69818745T2 (de) 1997-05-16 1998-05-14 Polarisator, Beleuchtungsvorrichtung und Flüssigkristallanzeigevorrichtung

Country Status (6)

Country Link
US (1) US6342934B1 (de)
EP (1) EP0881509B1 (de)
JP (1) JPH10319235A (de)
KR (1) KR100447001B1 (de)
DE (1) DE69818745T2 (de)
TW (1) TW356530B (de)

Families Citing this family (54)

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Publication number Priority date Publication date Assignee Title
JP3580124B2 (ja) * 1998-03-05 2004-10-20 日東電工株式会社 光学素子、照明装置及び液晶表示装置
AUPP373698A0 (en) * 1998-05-27 1998-06-18 Commonwealth Scientific And Industrial Research Organisation Molecular coatings
JP4367868B2 (ja) * 1999-01-11 2009-11-18 日東電工株式会社 位相差板の連続製造法、光学部材及び液晶表示装置
JP4303827B2 (ja) * 1999-04-21 2009-07-29 日東電工株式会社 位相差板の製造方法
JP2000329940A (ja) * 1999-05-24 2000-11-30 Nitto Denko Corp 偏光部材及び光学部材
JP2001066596A (ja) 1999-08-24 2001-03-16 Nec Corp 液晶表示装置
KR100615441B1 (ko) * 1999-09-08 2006-08-25 엘지.필립스 엘시디 주식회사 면광원장치
JP2001305520A (ja) * 2000-04-24 2001-10-31 Toshiba Corp 液晶表示素子およびその製造方法
JP2001337225A (ja) * 2000-05-29 2001-12-07 Nitto Denko Corp 積層光学素子及び液晶表示装置
JP2002022958A (ja) * 2000-07-12 2002-01-23 Nitto Denko Corp 光学フィルム及びそれを用いた液晶表示装置
JP2002139624A (ja) 2000-11-06 2002-05-17 Nitto Denko Corp 光学素子、照明装置及び液晶表示装置
JP2002139625A (ja) 2000-11-06 2002-05-17 Nitto Denko Corp 偏光部材、照明装置及び液晶表示装置
US6831721B2 (en) 2000-11-07 2004-12-14 Seiko Epson Corporation Liquid crystal display and electronic apparatus incorporating the liquid crystal display
JP2002182212A (ja) * 2000-12-11 2002-06-26 Nitto Denko Corp 光学素子及び液晶表示装置
JP4421120B2 (ja) * 2001-01-23 2010-02-24 日東電工株式会社 液晶表示用広視野角偏光フィルムの製造方法
US6573963B2 (en) 2001-02-22 2003-06-03 3M Innovativeproperties Company Cholesteric liquid crystal optical bodies and methods of manufacture
US6917399B2 (en) 2001-02-22 2005-07-12 3M Innovative Properties Company Optical bodies containing cholesteric liquid crystal material and methods of manufacture
KR20010094773A (ko) * 2001-03-16 2001-11-03 장광식 정윤철 편광판 일체형 터치 패널 및 터치 패널 일체형 평판디스플레이 그리고 적층 방법
JP3513494B2 (ja) 2001-03-28 2004-03-31 大日本印刷株式会社 円偏光制御光学素子の製造方法
KR100772669B1 (ko) 2001-04-04 2007-11-02 다이니폰 인사츠 가부시키가이샤 원편광 추출 광학 소자의 제조 방법과, 원편광 추출 광학소자 및, 이를 구비한 편광 광원 장치 및 액정 표시 장치
JP2002311238A (ja) * 2001-04-11 2002-10-23 Nitto Denko Corp 偏光板及びこれを用いた液晶表示装置
US6903788B2 (en) 2001-07-05 2005-06-07 Nitto Denko Corporation Optical film and a liquid crystal display using the same
KR20030013942A (ko) * 2001-08-10 2003-02-15 엘지전선 주식회사 선택반사 밴드폭이 좁은 콜레스테릭 액정을 이용한 반사형편광판과 그 제조방법
US6876427B2 (en) 2001-09-21 2005-04-05 3M Innovative Properties Company Cholesteric liquid crystal optical bodies and methods of manufacture and use
JP2003149439A (ja) 2001-11-12 2003-05-21 Dainippon Printing Co Ltd 円偏光制御光学素子の製造方法
WO2003071320A1 (fr) * 2002-02-19 2003-08-28 Nitto Denko Corporation Plaque de polarisation comportant une fonction de compensation optique, et dispositif d'affichage a cristaux liquides utilisant celle-ci
JP3788421B2 (ja) 2002-04-02 2006-06-21 セイコーエプソン株式会社 液晶表示装置およびその製造方法ならびに電子機器
US7072013B2 (en) * 2002-07-10 2006-07-04 Lg.Philips Lcd Co., Ltd. Liquid crystal display device having cholesteric liquid crystal polarizing film and internal retardation film and internal polarizing film
KR100839402B1 (ko) * 2002-07-23 2008-06-20 닛토덴코 가부시키가이샤 광학필름 및 이를 사용한 액정표시장치
JP4008358B2 (ja) * 2003-01-10 2007-11-14 日東電工株式会社 広帯域コレステリック液晶フィルムの製造方法
US7393570B2 (en) * 2003-01-10 2008-07-01 Nitto Denko Corporation Broad-band-cholesteric liquid-crystal film, process for producing the same, circularly polarizing plate, linearly polarizing element, illiminator, and liquid-crystal display
US6913708B2 (en) 2003-02-24 2005-07-05 3M Innovative Properties Company Cholesteric liquid crystal drying process and solvent
US7029729B2 (en) 2003-02-24 2006-04-18 3M Innovative Properties Company Cholesteric liquid crystal additives
US7068344B2 (en) 2003-02-24 2006-06-27 3M Innovative Properties Company Cholesteric liquid crystal optical bodies and methods of manufacture and use
DE10325610A1 (de) 2003-06-05 2004-12-30 Consortium für elektrochemische Industrie GmbH Polymerfilm mit helikaler Molekularstruktur
JP3746050B2 (ja) * 2003-10-03 2006-02-15 日東電工株式会社 光学補償フィルム、それを用いた光学補償層付偏光板、および、それらを用いた液晶表示装置
KR20060029461A (ko) * 2004-10-01 2006-04-06 삼성정밀화학 주식회사 프리즘패턴을 갖는 광대역 반사형 편광막의 제조방법 및이를 이용한 액정표시장치
KR100722212B1 (ko) 2004-12-09 2007-05-29 옵티맥스 테크놀러지 코포레이션 콜레스테릭 액정 제어막
WO2006128091A2 (en) * 2005-05-26 2006-11-30 E. I. Du Pont De Nemours And Company Multilayer laminates comprising twisted nematic liquid crystals
JP5284567B2 (ja) * 2005-08-01 2013-09-11 富士フイルム株式会社 液晶表示装置
CN1908755A (zh) * 2005-08-05 2007-02-07 群康科技(深圳)有限公司 液晶显示面板和液晶显示器
TWI334943B (en) * 2006-03-02 2010-12-21 Hannstar Display Corp Twisted nematic liquid crystal display
JP2009251527A (ja) * 2008-04-10 2009-10-29 Sony Corp 液晶表示装置、偏光板およびバックライト光源
JP4634486B2 (ja) * 2008-05-08 2011-02-16 株式会社ナノクリエート 導光板、面光源装置、液晶表示用光源パネルおよび液晶表示装置ならびに導光板の製造方法
TWI414833B (zh) * 2009-12-14 2013-11-11 Ind Tech Res Inst 低色偏光學元件及包含此光學元件之背光模組及液晶顯示器
US8908131B2 (en) 2009-12-18 2014-12-09 Hewlett-Packard Development Company, L.P. Cholesteric reflector
KR101766513B1 (ko) * 2010-09-17 2017-08-08 미츠비시 가스 가가쿠 가부시키가이샤 Tn 액정 패널의 전면판
US8962103B2 (en) * 2010-11-10 2015-02-24 Lg Chem, Ltd. Liquid crystal film
TWI443390B (zh) 2010-12-29 2014-07-01 Ind Tech Res Inst 寬波域膽固醇液晶薄膜、其製法、包含其之偏光元件、及包含其之高光效率液晶顯示器
WO2015030176A1 (ja) * 2013-08-30 2015-03-05 富士フイルム株式会社 応力表示部材および応力表示部材を用いたひずみ測定方法
US10423023B2 (en) * 2014-02-26 2019-09-24 Lg Chem, Ltd. Method for preparing liquid crystal capsule
US9459490B2 (en) * 2014-04-16 2016-10-04 Fujifilm Corporation Polarizing plate, image display apparatus, and liquid crystal display apparatus
BR112021018245A2 (pt) * 2019-03-15 2022-02-08 Vision Ease Lp Polarizador de mesógenio
CN113985519B (zh) * 2021-12-24 2022-04-08 深圳铅笔视界科技有限公司 一种光波导器件、显示装置和显示设备

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Also Published As

Publication number Publication date
EP0881509B1 (de) 2003-10-08
DE69818745T2 (de) 2004-04-22
US6342934B1 (en) 2002-01-29
TW356530B (en) 1999-04-21
EP0881509A2 (de) 1998-12-02
EP0881509A3 (de) 1999-01-20
KR19980087134A (ko) 1998-12-05
JPH10319235A (ja) 1998-12-04
KR100447001B1 (ko) 2005-01-15

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8339 Ceased/non-payment of the annual fee