JP2004020603A - 投射型表示装置 - Google Patents

投射型表示装置 Download PDF

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Publication number
JP2004020603A
JP2004020603A JP2002171488A JP2002171488A JP2004020603A JP 2004020603 A JP2004020603 A JP 2004020603A JP 2002171488 A JP2002171488 A JP 2002171488A JP 2002171488 A JP2002171488 A JP 2002171488A JP 2004020603 A JP2004020603 A JP 2004020603A
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JP
Japan
Prior art keywords
light
light valve
display device
dust
prism
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.)
Pending
Application number
JP2002171488A
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English (en)
Japanese (ja)
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JP2004020603A5 (enExample
Inventor
Yuji Maki
槙　裕司
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.)
Nikon Corp
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Nikon 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 Nikon Corp filed Critical Nikon Corp
Priority to JP2002171488A priority Critical patent/JP2004020603A/ja
Publication of JP2004020603A publication Critical patent/JP2004020603A/ja
Publication of JP2004020603A5 publication Critical patent/JP2004020603A5/ja
Pending legal-status Critical Current

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  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Projection Apparatus (AREA)
JP2002171488A 2002-06-12 2002-06-12 投射型表示装置 Pending JP2004020603A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002171488A JP2004020603A (ja) 2002-06-12 2002-06-12 投射型表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002171488A JP2004020603A (ja) 2002-06-12 2002-06-12 投射型表示装置

Publications (2)

Publication Number Publication Date
JP2004020603A true JP2004020603A (ja) 2004-01-22
JP2004020603A5 JP2004020603A5 (enExample) 2005-10-13

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ID=31171338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002171488A Pending JP2004020603A (ja) 2002-06-12 2002-06-12 投射型表示装置

Country Status (1)

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JP (1) JP2004020603A (enExample)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006220836A (ja) * 2005-02-09 2006-08-24 Sharp Corp 光学装置
JP2007047477A (ja) * 2005-08-10 2007-02-22 Sony Corp プロジェクタユニットおよびプロジェクションテレビジョン装置
JP2009025367A (ja) * 2007-07-17 2009-02-05 Canon Inc 画像投射装置
JP2009192564A (ja) * 2008-02-12 2009-08-27 Canon Inc 画像表示装置
JP2011158823A (ja) * 2010-02-03 2011-08-18 Sony Corp 液晶表示装置及び投射型表示装置
EP3093707A2 (en) 2015-05-15 2016-11-16 Canon Kabushiki Kaisha Light modulation element unit and image projection apparatus
US9565407B2 (en) 2014-06-27 2017-02-07 Canon Kabushiki Kaisha Projection display apparatus and image display system
CN116626972A (zh) * 2023-04-27 2023-08-22 青岛海信激光显示股份有限公司 光机装置和激光投影设备

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006220836A (ja) * 2005-02-09 2006-08-24 Sharp Corp 光学装置
JP2007047477A (ja) * 2005-08-10 2007-02-22 Sony Corp プロジェクタユニットおよびプロジェクションテレビジョン装置
JP2009025367A (ja) * 2007-07-17 2009-02-05 Canon Inc 画像投射装置
JP2009192564A (ja) * 2008-02-12 2009-08-27 Canon Inc 画像表示装置
JP2011158823A (ja) * 2010-02-03 2011-08-18 Sony Corp 液晶表示装置及び投射型表示装置
US9565407B2 (en) 2014-06-27 2017-02-07 Canon Kabushiki Kaisha Projection display apparatus and image display system
EP3093707A2 (en) 2015-05-15 2016-11-16 Canon Kabushiki Kaisha Light modulation element unit and image projection apparatus
US10310317B2 (en) 2015-05-15 2019-06-04 Canon Kabushiki Kaisha Light modulation element unit having a light modulating element and image projection apparatus for preventing foreign matters from adhering to light modulation element
CN116626972A (zh) * 2023-04-27 2023-08-22 青岛海信激光显示股份有限公司 光机装置和激光投影设备

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