JP5043520B2 - 光学素子、画像投射光学系および画像投射装置 - Google Patents

光学素子、画像投射光学系および画像投射装置 Download PDF

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Publication number
JP5043520B2
JP5043520B2 JP2007150000A JP2007150000A JP5043520B2 JP 5043520 B2 JP5043520 B2 JP 5043520B2 JP 2007150000 A JP2007150000 A JP 2007150000A JP 2007150000 A JP2007150000 A JP 2007150000A JP 5043520 B2 JP5043520 B2 JP 5043520B2
Authority
JP
Japan
Prior art keywords
light
incident
multilayer film
prism
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 - Fee Related
Application number
JP2007150000A
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English (en)
Japanese (ja)
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JP2008020892A5 (enExample
JP2008020892A (ja
Inventor
礼生奈 牛込
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2007150000A priority Critical patent/JP5043520B2/ja
Priority to US11/763,037 priority patent/US8064134B2/en
Publication of JP2008020892A publication Critical patent/JP2008020892A/ja
Publication of JP2008020892A5 publication Critical patent/JP2008020892A5/ja
Application granted granted Critical
Publication of JP5043520B2 publication Critical patent/JP5043520B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP2007150000A 2006-06-16 2007-06-06 光学素子、画像投射光学系および画像投射装置 Expired - Fee Related JP5043520B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007150000A JP5043520B2 (ja) 2006-06-16 2007-06-06 光学素子、画像投射光学系および画像投射装置
US11/763,037 US8064134B2 (en) 2006-06-16 2007-06-14 Optical element and image projection apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006168106 2006-06-16
JP2006168106 2006-06-16
JP2007150000A JP5043520B2 (ja) 2006-06-16 2007-06-06 光学素子、画像投射光学系および画像投射装置

Publications (3)

Publication Number Publication Date
JP2008020892A JP2008020892A (ja) 2008-01-31
JP2008020892A5 JP2008020892A5 (enExample) 2010-07-22
JP5043520B2 true JP5043520B2 (ja) 2012-10-10

Family

ID=38861265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007150000A Expired - Fee Related JP5043520B2 (ja) 2006-06-16 2007-06-06 光学素子、画像投射光学系および画像投射装置

Country Status (2)

Country Link
US (1) US8064134B2 (enExample)
JP (1) JP5043520B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2462280A (en) * 2008-07-31 2010-02-03 Equipe Electronics Ltd Digital image projector
US9741293B2 (en) * 2014-09-29 2017-08-22 Japan Display Inc. Display device with optical separation and respective liquid crystal panels
WO2017132568A1 (en) * 2016-01-29 2017-08-03 University Of Florida Research Foundation, Incorporated Organic light-emitting diodes comprising grating structures and light extraction layers
USD1100636S1 (en) * 2022-06-22 2025-11-04 Fernand Brunschwig Polyhedral optical conduit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001154152A (ja) 1999-09-17 2001-06-08 Hitachi Ltd 光学エンジン、及びこれを用いた映像表示装置
JP2001228455A (ja) * 2000-02-18 2001-08-24 Sony Corp 映像投射装置
DE60135889D1 (de) 2000-03-17 2008-11-06 Hitachi Ltd Bildanzeigevorrichtung
JP3609715B2 (ja) 2000-11-27 2005-01-12 三洋電機株式会社 色分離合成素子及びそれを用いた液晶プロジェクタ
JP4574439B2 (ja) * 2004-08-09 2010-11-04 キヤノン株式会社 偏光分離素子及びそれを有する投影装置
JP2006078624A (ja) * 2004-09-08 2006-03-23 Seiko Epson Corp プロジェクタ

Also Published As

Publication number Publication date
US20070291359A1 (en) 2007-12-20
JP2008020892A (ja) 2008-01-31
US8064134B2 (en) 2011-11-22

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