JP3757701B2 - 光束圧縮ユニット、光学エンジン及びこれを用いた映像表示装置 - Google Patents

光束圧縮ユニット、光学エンジン及びこれを用いた映像表示装置 Download PDF

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Publication number
JP3757701B2
JP3757701B2 JP26315199A JP26315199A JP3757701B2 JP 3757701 B2 JP3757701 B2 JP 3757701B2 JP 26315199 A JP26315199 A JP 26315199A JP 26315199 A JP26315199 A JP 26315199A JP 3757701 B2 JP3757701 B2 JP 3757701B2
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Japan
Prior art keywords
light
optical axis
compression unit
prism
inclined surface
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Expired - Fee Related
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JP26315199A
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English (en)
Japanese (ja)
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JP2001083604A (ja
JP2001083604A5 (enExample
Inventor
敏 大内
福億 阿部
太郎 今長谷
智浩 三好
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Hitachi Ltd
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Hitachi Ltd
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Publication date
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Priority to JP26315199A priority Critical patent/JP3757701B2/ja
Publication of JP2001083604A publication Critical patent/JP2001083604A/ja
Publication of JP2001083604A5 publication Critical patent/JP2001083604A5/ja
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Publication of JP3757701B2 publication Critical patent/JP3757701B2/ja
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Expired - Fee Related legal-status Critical Current

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JP26315199A 1999-09-17 1999-09-17 光束圧縮ユニット、光学エンジン及びこれを用いた映像表示装置 Expired - Fee Related JP3757701B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26315199A JP3757701B2 (ja) 1999-09-17 1999-09-17 光束圧縮ユニット、光学エンジン及びこれを用いた映像表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26315199A JP3757701B2 (ja) 1999-09-17 1999-09-17 光束圧縮ユニット、光学エンジン及びこれを用いた映像表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2005164963A Division JP4135001B2 (ja) 2005-06-06 2005-06-06 映像表示装置

Publications (3)

Publication Number Publication Date
JP2001083604A JP2001083604A (ja) 2001-03-30
JP2001083604A5 JP2001083604A5 (enExample) 2004-09-09
JP3757701B2 true JP3757701B2 (ja) 2006-03-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP26315199A Expired - Fee Related JP3757701B2 (ja) 1999-09-17 1999-09-17 光束圧縮ユニット、光学エンジン及びこれを用いた映像表示装置

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JP (1) JP3757701B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007286516A (ja) * 2006-04-19 2007-11-01 Sharp Corp 投射型画像表示装置
JP5213360B2 (ja) * 2006-06-08 2013-06-19 キヤノン株式会社 照明光学系及び画像投射装置
JP4901639B2 (ja) * 2007-08-10 2012-03-21 三洋電機株式会社 照明装置および投写型映像表示装置
JP4867888B2 (ja) * 2007-10-22 2012-02-01 株式会社ニコン プロジェクタ装置
JP4821755B2 (ja) * 2007-10-18 2011-11-24 株式会社ニコン プロジェクタ装置
CN101779163B (zh) * 2007-10-18 2012-07-04 株式会社尼康 投影仪装置
JP5268428B2 (ja) * 2008-05-28 2013-08-21 キヤノン株式会社 照明光学系及び画像投射装置
JP4984005B2 (ja) * 2011-11-10 2012-07-25 株式会社ニコン プロジェクタ装置

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JP2001083604A (ja) 2001-03-30

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