DE69838060T2 - Optisches beleuchtungssystem und projektionsartige anzeige - Google Patents

Optisches beleuchtungssystem und projektionsartige anzeige Download PDF

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Publication number
DE69838060T2
DE69838060T2 DE69838060T DE69838060T DE69838060T2 DE 69838060 T2 DE69838060 T2 DE 69838060T2 DE 69838060 T DE69838060 T DE 69838060T DE 69838060 T DE69838060 T DE 69838060T DE 69838060 T2 DE69838060 T2 DE 69838060T2
Authority
DE
Germany
Prior art keywords
light
lens
flux
fluxes
polarized 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 - Lifetime
Application number
DE69838060T
Other languages
German (de)
English (en)
Other versions
DE69838060D1 (de
Inventor
Yasunori Suwa-shi Ogawa
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
Application granted granted Critical
Publication of DE69838060D1 publication Critical patent/DE69838060D1/de
Publication of DE69838060T2 publication Critical patent/DE69838060T2/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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0966—Cylindrical lenses
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0905—Dividing and/or superposing multiple light beams
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2073—Polarisers in the lamp house
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3152—Modulator illumination systems for shaping the light beam
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
DE69838060T 1997-11-18 1998-11-02 Optisches beleuchtungssystem und projektionsartige anzeige Expired - Lifetime DE69838060T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP33494397 1997-11-18
JP33494397 1997-11-18
JP19500798 1998-06-24
JP10195007A JPH11212023A (ja) 1997-11-18 1998-06-24 照明光学系および投写型表示装置
PCT/JP1998/004966 WO1999026102A1 (en) 1997-11-18 1998-11-02 Illuminating optical system and projection type display

Publications (2)

Publication Number Publication Date
DE69838060D1 DE69838060D1 (de) 2007-08-23
DE69838060T2 true DE69838060T2 (de) 2008-03-13

Family

ID=26508867

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69838060T Expired - Lifetime DE69838060T2 (de) 1997-11-18 1998-11-02 Optisches beleuchtungssystem und projektionsartige anzeige
DE69839573T Expired - Lifetime DE69839573D1 (de) 1997-11-18 1998-11-02 Beleuchtungssystem und Projektionsanzeigegerät

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69839573T Expired - Lifetime DE69839573D1 (de) 1997-11-18 1998-11-02 Beleuchtungssystem und Projektionsanzeigegerät

Country Status (7)

Country Link
US (1) US6286961B1 (https=)
EP (2) EP1772766B1 (https=)
JP (1) JPH11212023A (https=)
CN (1) CN1243577B (https=)
DE (2) DE69838060T2 (https=)
TW (1) TW466352B (https=)
WO (1) WO1999026102A1 (https=)

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JP3269494B2 (ja) * 1998-12-21 2002-03-25 セイコーエプソン株式会社 照明装置及び投写型表示装置
JP3635979B2 (ja) * 1999-04-09 2005-04-06 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
JP2001056435A (ja) * 1999-08-18 2001-02-27 Mitsubishi Electric Corp 投写型表示装置
JP4380030B2 (ja) * 2000-07-06 2009-12-09 セイコーエプソン株式会社 照明光学系およびこれを備えたプロジェクタ
EP1353219B1 (en) * 2001-01-15 2011-03-16 Seiko Epson Corporation Projector
US7118229B2 (en) 2001-02-27 2006-10-10 Seiko Epson Corporation Illumination optical system and projector using the same
TW528914B (en) * 2001-03-19 2003-04-21 Delta Electronics Inc A size-adjustable light distribution module for flexibly adaptable to illumination system of different LCD displays
JP3972680B2 (ja) * 2001-06-21 2007-09-05 ソニー株式会社 照明光学ユニット，液晶プロジェクタ
JP2003035884A (ja) * 2001-07-24 2003-02-07 Hitachi Ltd 画像表示装置
US6863419B2 (en) * 2001-08-10 2005-03-08 Canon Kabushiki Kaisha Illumination optical system, image display optical system, projection type image display apparatus, and image display system
JP4143435B2 (ja) 2003-02-12 2008-09-03 キヤノン株式会社 照明光学系
JP2005084325A (ja) 2003-09-08 2005-03-31 Seiko Epson Corp 照明装置及びこれを用いたプロジェクタ
JP4817639B2 (ja) * 2004-10-14 2011-11-16 キヤノン株式会社 照明光学系及びそれを用いた画像表示装置
CN1644226B (zh) * 2004-12-30 2010-04-14 上海希格玛高技术有限公司 用于光疗仪器的光路输出装置
CN100405129C (zh) * 2005-08-10 2008-07-23 精工爱普生株式会社 投影仪及投影仪的制造方法
JP4880957B2 (ja) * 2005-09-13 2012-02-22 キヤノン株式会社 照明光学系およびそれを用いた投射型表示装置
JP4939070B2 (ja) * 2006-02-09 2012-05-23 キヤノン株式会社 照明光学系および画像投射装置
JP4736921B2 (ja) * 2006-04-12 2011-07-27 ソニー株式会社 液晶プロジェクタおよび画像再生装置
US7935920B2 (en) 2006-06-08 2011-05-03 Canon Kabushiki Kaisha Illumination optical system including luminous flux conversion system
US20070296925A1 (en) * 2006-06-27 2007-12-27 Chi-Wei Huang Illumination system and projection system
US7733575B2 (en) * 2007-05-31 2010-06-08 Artificial Muscle, Inc. Optical systems employing compliant electroactive materials
JP5602626B2 (ja) 2007-06-29 2014-10-08 アーティフィシャル マッスル，インク． 感覚性フィードバック用途のための電気活性ポリマートランスデューサー
US20090054853A1 (en) * 2007-08-22 2009-02-26 Huyser Richard F Surgical tool system that forms a sterile gas barrier at the site at which the tool of the system is used and that activates energy-activated agents discharged at the site
JP5197149B2 (ja) * 2008-05-19 2013-05-15 キヤノン株式会社 照明光学系およびそれを用いた画像投射装置
EP2239793A1 (de) 2009-04-11 2010-10-13 Bayer MaterialScience AG Elektrisch schaltbarer Polymerfilmaufbau und dessen Verwendung
TWI542269B (zh) 2011-03-01 2016-07-11 拜耳材料科學股份有限公司 用於生產可變形聚合物裝置和薄膜的自動化生產方法
KR20140019801A (ko) 2011-03-22 2014-02-17 바이엘 인텔렉쳐 프로퍼티 게엠베하 전기활성 중합체 작동기 렌티큘라 시스템
US8950874B2 (en) 2011-09-16 2015-02-10 Ricoh Company, Ltd. Projection optical system and image display apparatus
JP5247867B2 (ja) * 2011-09-16 2013-07-24 キヤノン株式会社 照明光学系およびそれを用いた投射型表示装置
CN102508402B (zh) * 2011-11-23 2014-05-21 苏州佳世达光电有限公司 投影装置
EP2828901B1 (en) 2012-03-21 2017-01-04 Parker Hannifin Corporation Roll-to-roll manufacturing processes for producing self-healing electroactive polymer devices
WO2013192143A1 (en) 2012-06-18 2013-12-27 Bayer Intellectual Property Gmbh Stretch frame for stretching process
WO2014066576A1 (en) 2012-10-24 2014-05-01 Bayer Intellectual Property Gmbh Polymer diode
JP6089616B2 (ja) * 2012-11-20 2017-03-08 セイコーエプソン株式会社 光源装置及びプロジェクター
US10429558B2 (en) * 2013-09-30 2019-10-01 3M Innovative Properties Company Polymeric multilayer optical film
JP2015163947A (ja) * 2014-02-03 2015-09-10 キヤノン株式会社 光源光学系およびこれを用いた光源装置、画像表示装置
JP5797302B2 (ja) * 2014-06-09 2015-10-21 キヤノン株式会社 照明光学系及びそれを用いた画像表示装置
JP6525560B2 (ja) * 2014-11-26 2019-06-05 キヤノン株式会社 光学装置および画像投射装置
WO2019181404A1 (ja) 2018-03-20 2019-09-26 ソニー株式会社 画像表示装置
JP7174251B2 (ja) * 2019-03-22 2022-11-17 日亜化学工業株式会社 光源装置および光学エンジン
CN119224957B (zh) * 2024-08-30 2026-03-20 东莞市钰晟电子科技有限公司 一种阵列聚光型背光模组

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Also Published As

Publication number Publication date
EP0961153A1 (en) 1999-12-01
JPH11212023A (ja) 1999-08-06
EP1772766A1 (en) 2007-04-11
CN1243577B (zh) 2012-02-22
DE69838060D1 (de) 2007-08-23
EP0961153A4 (en) 2004-12-22
EP0961153B1 (en) 2007-07-11
WO1999026102A1 (en) 1999-05-27
EP1772766B1 (en) 2008-05-28
CN1243577A (zh) 2000-02-02
DE69839573D1 (de) 2008-07-10
TW466352B (en) 2001-12-01
US6286961B1 (en) 2001-09-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KUDLEK & GRUNERT PATENTANWAELTE PARTNERSCHAFT, 803