DE69715359D1 - Polarisationsumwandlungselement, polarisationsbeleuchtungsvorrichtung, anzeige mit einer solchen vorrichtung und projektionsanzeige - Google Patents

Polarisationsumwandlungselement, polarisationsbeleuchtungsvorrichtung, anzeige mit einer solchen vorrichtung und projektionsanzeige

Info

Publication number
DE69715359D1
DE69715359D1 DE69715359T DE69715359T DE69715359D1 DE 69715359 D1 DE69715359 D1 DE 69715359D1 DE 69715359 T DE69715359 T DE 69715359T DE 69715359 T DE69715359 T DE 69715359T DE 69715359 D1 DE69715359 D1 DE 69715359D1
Authority
DE
Germany
Prior art keywords
display
polarization
conversion element
lighting device
projection display
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 - Lifetime
Application number
DE69715359T
Other languages
English (en)
Other versions
DE69715359T2 (de
Inventor
Yoshitaka Itoh
Toshiaki Hashizume
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 Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE69715359D1 publication Critical patent/DE69715359D1/de
Application granted granted Critical
Publication of DE69715359T2 publication Critical patent/DE69715359T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G02B27/285—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining comprising arrays of elements, e.g. microprisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • 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
    • G02F1/13355—Polarising beam splitters [PBS]
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
DE69715359T 1996-06-25 1997-06-25 Polarisationsumwandlungselement, polarisationsbeleuchtungsvorrichtung, anzeige mit einer solchen vorrichtung und projektionsanzeige Expired - Lifetime DE69715359T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16500696 1996-06-25
PCT/JP1997/002189 WO1997050012A1 (fr) 1996-06-25 1997-06-25 Element de conversion de polarisation, illuminateur a polarisation, unite d'affichage utilisant cet illuminateur et unite d'affichage du type a projection

Publications (2)

Publication Number Publication Date
DE69715359D1 true DE69715359D1 (de) 2002-10-17
DE69715359T2 DE69715359T2 (de) 2003-01-02

Family

ID=15804059

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69715359T Expired - Lifetime DE69715359T2 (de) 1996-06-25 1997-06-25 Polarisationsumwandlungselement, polarisationsbeleuchtungsvorrichtung, anzeige mit einer solchen vorrichtung und projektionsanzeige

Country Status (8)

Country Link
US (1) USRE39951E1 (de)
EP (1) EP0848274B1 (de)
JP (2) JP2008209934A (de)
KR (1) KR100427897B1 (de)
CN (1) CN1108532C (de)
DE (1) DE69715359T2 (de)
TW (1) TW358890B (de)
WO (1) WO1997050012A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11109285A (ja) 1997-09-30 1999-04-23 Sony Corp 投射型液晶表示装置
KR100353321B1 (ko) 1998-06-08 2002-09-18 가부시키가이샤 히타치세이사쿠쇼 광학유닛 및 투사형표시장치
GB2340619A (en) * 1998-08-11 2000-02-23 Sharp Kk Liquid crystal projector with non-uniform lenslet arrays
JP3347676B2 (ja) * 1998-10-29 2002-11-20 キヤノン株式会社 照明装置およびそれを用いた投射型表示装置
JP3372883B2 (ja) * 1999-01-08 2003-02-04 エヌイーシービューテクノロジー株式会社 プロジェクタ装置
JP3622557B2 (ja) * 1999-02-23 2005-02-23 セイコーエプソン株式会社 偏光変換光学系及び照明光学系、並びに投写型表示装置
JP3622556B2 (ja) * 1999-02-23 2005-02-23 セイコーエプソン株式会社 照明光学系および投写型表示装置
JP3823659B2 (ja) 2000-02-04 2006-09-20 セイコーエプソン株式会社 プロジェクタ
KR100571909B1 (ko) * 2000-09-21 2006-04-17 삼성전자주식회사 화상투사장치
KR100451733B1 (ko) 2000-12-28 2004-10-08 엘지전자 주식회사 화상 투사 장치
US6669343B2 (en) * 2001-05-31 2003-12-30 Koninklijke Philips Electronics N.V. Image display system
WO2004081643A1 (en) * 2002-12-20 2004-09-23 Kaiser Aerospace & Electronics Corp. Lenslet array with polarization conversion
JP4158987B2 (ja) * 2003-07-22 2008-10-01 松下電器産業株式会社 ２次元画像形成装置
KR101109592B1 (ko) * 2005-04-25 2012-01-31 삼성전자주식회사 광원 모듈 및 이를 채용한 화상투사장치
JP4329852B2 (ja) 2007-07-11 2009-09-09 セイコーエプソン株式会社 偏光変換ユニット、偏光変換装置、およびプロジェクタ
JP5245374B2 (ja) * 2007-11-28 2013-07-24 ソニー株式会社 投射型画像表示装置及び偏光変換素子
JP4985698B2 (ja) * 2009-04-20 2012-07-25 セイコーエプソン株式会社 投写型表示装置
JP5387424B2 (ja) * 2010-01-22 2014-01-15 セイコーエプソン株式会社 液晶プロジェクター
JP5897989B2 (ja) * 2012-05-28 2016-04-06 富士フイルム株式会社 対象物に特定の円偏光を選択的に照射するためのシステム
JP6689186B2 (ja) 2013-03-13 2020-04-28 イマジンオプティクス・コーポレイション 偏光変換システム及びその製造方法
WO2014147688A1 (ja) 2013-03-22 2014-09-25 ソニー株式会社 画像表示装置及び画像表示方法
AT517822B1 (de) * 2015-10-12 2021-09-15 Dr Oberascher Leonhard Vorrichtung zum Mischen farbiger Lichtstrahlen
JP2016057644A (ja) * 2015-12-25 2016-04-21 ソニー株式会社 照明光学系および画像表示装置
CN106125325B (zh) * 2016-08-26 2018-11-09 深圳市时代华影科技股份有限公司 用于3d投影的偏振转换装置及3d投影系统
JP6805691B2 (ja) 2016-09-30 2020-12-23 セイコーエプソン株式会社 回転冷却装置、波長変換装置、光拡散装置、光源装置及びプロジェクター
JP2017151449A (ja) * 2017-03-28 2017-08-31 ソニー株式会社 照明光学系および画像表示装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748659A (en) * 1951-02-26 1956-06-05 Jenaer Glaswerk Schott & Gen Light source, searchlight or the like for polarized light
US3788740A (en) 1972-12-08 1974-01-29 Xerox Corp Imaging system
JPS59127019A (ja) 1983-01-11 1984-07-21 Canon Inc プリンタヘツド
JP2580104B2 (ja) * 1984-10-09 1997-02-12 ソニー株式会社 投射型デイスプレイ装置
JPH03256025A (ja) 1990-03-06 1991-11-14 Toshiba Corp 液晶パネル
JPH04230705A (ja) 1990-05-18 1992-08-19 Canon Inc 偏光変換装置、該偏光変換装置を備えた偏光照明装置および該偏光照明装置を有する投写型表示装置
US5184248A (en) 1990-07-16 1993-02-02 U.S. Philips Corporation Image projection apparatus
JPH04218015A (ja) 1990-07-27 1992-08-07 Victor Co Of Japan Ltd 偏光変換素子及び表示装置
JP3273955B2 (ja) 1991-04-09 2002-04-15 キヤノン株式会社 画像投影装置
US5751480A (en) * 1991-04-09 1998-05-12 Canon Kabushiki Kaisha Plate-like polarizing element, a polarizing conversion unit provided with the element, and a projector provided with the unit
JP2989710B2 (ja) * 1991-04-09 1999-12-13 キヤノン株式会社 板状偏光素子、該素子を備える偏光変換ユニット、および該ユニットを備える画像装置と画像投影装置
JP2830534B2 (ja) 1991-09-18 1998-12-02 日本電気株式会社 偏光変換素子
US5528720A (en) 1992-03-23 1996-06-18 Minnesota Mining And Manufacturing Co. Tapered multilayer luminaire devices
JPH0618714A (ja) * 1992-06-30 1994-01-28 Sekisui Chem Co Ltd ディスプレイ用カラーフィルター
JP2985551B2 (ja) * 1992-12-28 1999-12-06 キヤノン株式会社 投影装置
JP2765471B2 (ja) 1994-02-15 1998-06-18 日本電気株式会社 投写型液晶表示装置
JPH07294906A (ja) * 1994-04-28 1995-11-10 Nippon Hoso Kyokai <Nhk> 映像表示装置
JPH08114765A (ja) 1994-10-15 1996-05-07 Fujitsu Ltd 偏光分離・変換素子並びにこれを用いた偏光照明装置及び投射型表示装置
JP3298437B2 (ja) 1996-12-18 2002-07-02 セイコーエプソン株式会社 光学素子、偏光照明装置および投写型表示装置
JPH10339011A (ja) * 1997-06-06 1998-12-22 Enomoto Kinzoku Kk 継手構造

Also Published As

Publication number Publication date
TW358890B (en) 1999-05-21
EP0848274B1 (de) 2002-09-11
KR100427897B1 (ko) 2004-08-09
WO1997050012A1 (fr) 1997-12-31
EP0848274A1 (de) 1998-06-17
EP0848274A4 (de) 1999-09-22
CN1108532C (zh) 2003-05-14
KR19990044002A (ko) 1999-06-25
USRE39951E1 (en) 2007-12-25
CN1196802A (zh) 1998-10-21
DE69715359T2 (de) 2003-01-02
JP2009134319A (ja) 2009-06-18
JP2008209934A (ja) 2008-09-11

Similar Documents

Publication Publication Date Title
DE69715359D1 (de) Polarisationsumwandlungselement, polarisationsbeleuchtungsvorrichtung, anzeige mit einer solchen vorrichtung und projektionsanzeige
DE69515387D1 (de) Verriegelungseinrichtung mit einer Riegelfunktion
DE69727125D1 (de) Projektionsanzeigevorrichtung mit einer lichtquelle
DE69829889D1 (de) Sicherheitsvorrichtung mit mehreren Sicherheitsmerkmalen
DE69636255D1 (de) Feldemissionvorrichtung mit nanostrukturierten emittern
DK0658655T3 (da) Lysindretning
DE69611347D1 (de) Anzeigevorrichtung mit einer Vielzahl von Schirmen
DE59805469D1 (de) Wähleinrichtung mit einer Anzeigeeinrichtung
DE69532097D1 (de) Erweiterungsvorrichtung mit Halte/Fortsetzungsfunktion
ATE303838T1 (de) Vorrichtung mit eingriffssicheren verschluss
DE69422352D1 (de) Intelligenter Opto-Bus mit Anzeigevorrichtung
ATE154089T1 (de) Verriegelungsvorrichtung
FI956294A0 (fi) Suntauslaite
DE59610241D1 (de) Gerät mit einer Anzeigevorrichtung
DE69917522D1 (de) Fixiervorrichtung und Bilderzeugungsgerät mit einer solchen Fixiervorrichtung
DE69415785D1 (de) Flache Beleuchtungseinheit
DE59702962D1 (de) Einschiebbarer geräteträger mit einer verriegelungseinrichtung
NO963167D0 (no) Innrettingsanordning
DE59401562D1 (de) Schliessvorrichtung
DE69800915D1 (de) Vorrichtung mit fotostriktivem Schaltelement
DE69903682D1 (de) Beleuchtungseinrichtung und Beleuchtungssystem mit einer solchen Einrichtung
DE59404160D1 (de) Beleuchtungsvorrichtung
DE59500773D1 (de) Drehstellbares Bauelement mit einer Rasteinrichtung
DE59403836D1 (de) Verschlusseinrichtung
DE59707843D1 (de) Dachelement mit einer Befestigungseinrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition