JP5541904B2 - 反射体の取付け構造および投写型表示装置 - Google Patents

反射体の取付け構造および投写型表示装置 Download PDF

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Publication number
JP5541904B2
JP5541904B2 JP2009260040A JP2009260040A JP5541904B2 JP 5541904 B2 JP5541904 B2 JP 5541904B2 JP 2009260040 A JP2009260040 A JP 2009260040A JP 2009260040 A JP2009260040 A JP 2009260040A JP 5541904 B2 JP5541904 B2 JP 5541904B2
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Japan
Prior art keywords
curvature
axis
reflecting surface
reflector
radius
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Active
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JP2009260040A
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English (en)
Japanese (ja)
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JP2011107263A (ja
JP2011107263A5 (enExample
Inventor
覚 岡垣
教弘 渡辺
厚司 道盛
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.)
Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2009260040A priority Critical patent/JP5541904B2/ja
Priority to US12/822,227 priority patent/US8439506B2/en
Publication of JP2011107263A publication Critical patent/JP2011107263A/ja
Publication of JP2011107263A5 publication Critical patent/JP2011107263A5/ja
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Publication of JP5541904B2 publication Critical patent/JP5541904B2/ja
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    • 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
    • G03B21/28—Reflectors in projection beam
    • 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
    • G03B21/10—Projectors with built-in or built-on screen
    • 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
    • G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
JP2009260040A 2009-11-13 2009-11-13 反射体の取付け構造および投写型表示装置 Active JP5541904B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009260040A JP5541904B2 (ja) 2009-11-13 2009-11-13 反射体の取付け構造および投写型表示装置
US12/822,227 US8439506B2 (en) 2009-11-13 2010-06-24 Reflector mounting structure and projection display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009260040A JP5541904B2 (ja) 2009-11-13 2009-11-13 反射体の取付け構造および投写型表示装置

Publications (3)

Publication Number Publication Date
JP2011107263A JP2011107263A (ja) 2011-06-02
JP2011107263A5 JP2011107263A5 (enExample) 2012-12-27
JP5541904B2 true JP5541904B2 (ja) 2014-07-09

Family

ID=44011098

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009260040A Active JP5541904B2 (ja) 2009-11-13 2009-11-13 反射体の取付け構造および投写型表示装置

Country Status (2)

Country Link
US (1) US8439506B2 (enExample)
JP (1) JP5541904B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130022968A (ko) * 2011-08-26 2013-03-07 삼성전자주식회사 프로젝터
JP5818279B2 (ja) * 2012-01-17 2015-11-18 Ｎｅｃディスプレイソリューションズ株式会社 プロジェクターおよびその制御方法
JP6578790B2 (ja) * 2015-07-30 2019-09-25 株式会社リコー 反射ミラーの保持構造、投影光学系ユニット、光学エンジン及び画像投影装置
CN117012097A (zh) * 2022-04-29 2023-11-07 华为技术有限公司 光学显示器、座椅及交通工具

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129365A (en) * 1977-05-13 1978-12-12 Sperry Rand Corporation Wide angle anamorphic display projection system
US4856172A (en) * 1988-03-18 1989-08-15 Hughes Aircraft Company Method for the strain-free mounting of optical components
JPH10319501A (ja) * 1997-05-21 1998-12-04 Canon Inc リアプロジェクションモニタ
JP3814460B2 (ja) * 2000-04-13 2006-08-30 三菱電機株式会社 反射鏡調整機構
US6623123B2 (en) * 2000-08-10 2003-09-23 Canon Kabushiki Kaisha Optical unit, image display apparatus, and illumination adjustment method in an image display optical unit the same
JP2002341229A (ja) * 2001-05-14 2002-11-27 Canon Inc ミラー素子の保持構造
JP3838983B2 (ja) * 2003-02-27 2006-10-25 Ｎｅｃビューテクノロジー株式会社 プロジェクター装置
JP3913265B2 (ja) 2004-08-18 2007-05-09 三菱電機株式会社 反射体の支持機構および投写装置
JP4933083B2 (ja) * 2005-11-04 2012-05-16 株式会社日立製作所 投写型映像表示装置とその投写光学ユニット
US20080002158A1 (en) * 2006-06-30 2008-01-03 Pentax Corporation Projection Device
JP2008090257A (ja) * 2006-06-30 2008-04-17 Konica Minolta Opto Inc 投射ユニット
JP4905091B2 (ja) 2006-11-30 2012-03-28 株式会社Ｊｖｃケンウッド ミラー取付構造

Also Published As

Publication number Publication date
US8439506B2 (en) 2013-05-14
JP2011107263A (ja) 2011-06-02
US20110116057A1 (en) 2011-05-19

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