DE602004022567D1 - Beleuchtungseinheit und projektor damit - Google Patents

Beleuchtungseinheit und projektor damit

Info

Publication number
DE602004022567D1
DE602004022567D1 DE602004022567T DE602004022567T DE602004022567D1 DE 602004022567 D1 DE602004022567 D1 DE 602004022567D1 DE 602004022567 T DE602004022567 T DE 602004022567T DE 602004022567 T DE602004022567 T DE 602004022567T DE 602004022567 D1 DE602004022567 D1 DE 602004022567D1
Authority
DE
Germany
Prior art keywords
lighting unit
projector
therewith
projector therewith
lighting
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.)
Active
Application number
DE602004022567T
Other languages
English (en)
Inventor
Koichi Akiyama
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 DE602004022567D1 publication Critical patent/DE602004022567D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2026—Gas discharge type light sources, e.g. arcs
    • 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
DE602004022567T 2003-10-07 2004-10-06 Beleuchtungseinheit und projektor damit Active DE602004022567D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003348417 2003-10-07
PCT/JP2004/015109 WO2005036255A1 (ja) 2003-10-07 2004-10-06 照明装置及びこれを備えたプロジェクタ

Publications (1)

Publication Number Publication Date
DE602004022567D1 true DE602004022567D1 (de) 2009-09-24

Family

ID=34430960

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004022567T Active DE602004022567D1 (de) 2003-10-07 2004-10-06 Beleuchtungseinheit und projektor damit

Country Status (6)

Country Link
US (1) US7150535B2 (de)
EP (1) EP1672421B1 (de)
JP (1) JPWO2005036255A1 (de)
CN (1) CN100504580C (de)
DE (1) DE602004022567D1 (de)
WO (1) WO2005036255A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG142126A1 (en) * 2003-10-28 2008-05-28 Sony Corp A waveguide system, a device for displaying an image using such a system and a method for displaying an image
JP4904741B2 (ja) * 2005-08-09 2012-03-28 株式会社日立製作所 投射型映像表示装置および遮光方法
JP4357469B2 (ja) * 2005-09-09 2009-11-04 三洋電機株式会社 プロジェクタ装置
JP4678441B2 (ja) * 2009-02-18 2011-04-27 セイコーエプソン株式会社 光源装置およびプロジェクター
KR101091236B1 (ko) * 2010-04-02 2011-12-07 엘지이노텍 주식회사 프로젝터 광학계
JP2013167748A (ja) * 2012-02-15 2013-08-29 Canon Inc 照明光学系および画像投射装置
JP6078976B2 (ja) * 2012-04-12 2017-02-15 セイコーエプソン株式会社 プロジェクター
JP6284098B2 (ja) * 2013-11-05 2018-02-28 パナソニックＩｐマネジメント株式会社 照明装置
CN108139657B (zh) * 2015-10-22 2020-09-08 麦克赛尔株式会社 投影型影像显示装置
CN108613099B (zh) * 2016-12-16 2024-02-23 市光法雷奥（佛山）汽车照明系统有限公司 用于机动车辆的多功能发光装置
TWI737720B (zh) * 2017-04-28 2021-09-01 揚明光學股份有限公司 透鏡
JP7087828B2 (ja) * 2018-08-27 2022-06-21 セイコーエプソン株式会社 光学素子、光射出装置および画像表示システム
CN109323168B (zh) * 2018-09-30 2023-11-10 芯龙创新光电(昆山)有限公司 一种户外型地面安装投光灯
CN110425461B (zh) * 2019-08-27 2024-04-30 佛山市华创医疗科技有限公司 一种口腔灯

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8901077A (nl) 1989-04-28 1990-11-16 Koninkl Philips Electronics Nv Optische belichtingsstelsel en projectie-apparaat voorzien van een dergelijk stelsel.
JP3508190B2 (ja) 1993-12-21 2004-03-22 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
US6486997B1 (en) * 1997-10-28 2002-11-26 3M Innovative Properties Company Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter
JPH11174372A (ja) 1997-12-11 1999-07-02 Victor Co Of Japan Ltd 投影装置の照明装置及び投影装置
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
JP4023066B2 (ja) 1999-04-02 2007-12-19 セイコーエプソン株式会社 光源装置、および、これを備えた照明光学系ならびにプロジェクタ
JP3440023B2 (ja) 1999-04-13 2003-08-25 日本ビクター株式会社 照明装置
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
JP2002244199A (ja) 2001-02-16 2002-08-28 Seiko Epson Corp 光源装置、照明光学系及びプロジェクタ
DE60232868D1 (de) 2001-04-27 2009-08-20 Seiko Epson Corp Optisches beleuchtungssystem und projektor
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
US20050041215A1 (en) * 2003-07-04 2005-02-24 Seiko Epson Corporation Lens array, manufacturing method of lens array, illumination optical device, and projector

Also Published As

Publication number Publication date
US20050157268A1 (en) 2005-07-21
WO2005036255A1 (ja) 2005-04-21
EP1672421A4 (de) 2006-11-02
US7150535B2 (en) 2006-12-19
CN100504580C (zh) 2009-06-24
CN1826558A (zh) 2006-08-30
EP1672421A1 (de) 2006-06-21
JPWO2005036255A1 (ja) 2006-12-21
EP1672421B1 (de) 2009-08-12

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Legal Events

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8364 No opposition during term of opposition