CN100337142C - 光学单元以及使用该光学单元的投影型图像显示装置 - Google Patents

光学单元以及使用该光学单元的投影型图像显示装置 Download PDF

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Publication number
CN100337142C
CN100337142C CNB2004100570730A CN200410057073A CN100337142C CN 100337142 C CN100337142 C CN 100337142C CN B2004100570730 A CNB2004100570730 A CN B2004100570730A CN 200410057073 A CN200410057073 A CN 200410057073A CN 100337142 C CN100337142 C CN 100337142C
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CN
China
Prior art keywords
light
polarization separation
astigmatic correction
correction lens
separation element
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Expired - Fee Related
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CNB2004100570730A
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English (en)
Chinese (zh)
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CN1637461A (zh
Inventor
谷津雅彦
中岛努
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Hitachi Ltd
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Hitachi Ltd
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Publication of CN1637461A publication Critical patent/CN1637461A/zh
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Publication of CN100337142C publication Critical patent/CN100337142C/zh
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
    • 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
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
CNB2004100570730A 2003-12-26 2004-08-30 光学单元以及使用该光学单元的投影型图像显示装置 Expired - Fee Related CN100337142C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003432678A JP2005189635A (ja) 2003-12-26 2003-12-26 投射型映像表示装置及びそれに用いる光学ユニット
JP2003432678 2003-12-26

Publications (2)

Publication Number Publication Date
CN1637461A CN1637461A (zh) 2005-07-13
CN100337142C true CN100337142C (zh) 2007-09-12

Family

ID=34697695

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100570730A Expired - Fee Related CN100337142C (zh) 2003-12-26 2004-08-30 光学单元以及使用该光学单元的投影型图像显示装置

Country Status (3)

Country Link
US (1) US7222965B2 (enExample)
JP (1) JP2005189635A (enExample)
CN (1) CN100337142C (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006337791A (ja) * 2005-06-03 2006-12-14 Hitachi Ltd 投射型映像表示装置、それに用いる光学ユニット及び偏光分離用部材
JP2008139389A (ja) * 2006-11-30 2008-06-19 Victor Co Of Japan Ltd 投射型表示装置
TWI357986B (en) * 2007-10-05 2012-02-11 Hon Hai Prec Ind Co Ltd Optical system for stereo projection
JP2010072977A (ja) * 2008-09-19 2010-04-02 Sony Corp 画像表示装置および位置検出方法
JP5397239B2 (ja) * 2010-01-21 2014-01-22 ソニー株式会社 プロジェクタ
JP2012181487A (ja) * 2011-03-03 2012-09-20 Jvc Kenwood Corp 投影表示装置
JP5787662B2 (ja) 2011-08-04 2015-09-30 キヤノン株式会社 結像光学系、および、画像投射装置
JP2013054142A (ja) * 2011-09-02 2013-03-21 Sony Corp 偏光光学装置、光学装置、および投影装置
JP2017187736A (ja) * 2016-03-30 2017-10-12 パナソニックＩｐマネジメント株式会社 投写光学系および画像投写装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1150484A (zh) * 1994-05-06 1997-05-21 菲利浦电子有限公司 光束合成装置和装有该装置的彩色图象投影设备
CN1273370A (zh) * 1999-04-26 2000-11-15 三星电子株式会社 反射型投影仪
WO2003015420A1 (en) * 2001-08-06 2003-02-20 Advanced Digital Optics, Inc. Color management system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05313119A (ja) 1992-05-15 1993-11-26 Fuji Photo Optical Co Ltd 液晶式ビデオプロジェクター
JPH09114021A (ja) 1995-10-24 1997-05-02 Sanyo Electric Co Ltd 液晶表示装置
JPH1055037A (ja) 1996-08-12 1998-02-24 Nikon Corp 投射型表示装置
JP2000111862A (ja) 1998-10-01 2000-04-21 Sony Corp 投射型表示装置
JP2001056449A (ja) 1999-08-20 2001-02-27 Fujitsu General Ltd 液晶プロジェクタ装置
US6585378B2 (en) * 2001-03-20 2003-07-01 Eastman Kodak Company Digital cinema projector

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1150484A (zh) * 1994-05-06 1997-05-21 菲利浦电子有限公司 光束合成装置和装有该装置的彩色图象投影设备
CN1273370A (zh) * 1999-04-26 2000-11-15 三星电子株式会社 反射型投影仪
WO2003015420A1 (en) * 2001-08-06 2003-02-20 Advanced Digital Optics, Inc. Color management system

Also Published As

Publication number Publication date
CN1637461A (zh) 2005-07-13
US7222965B2 (en) 2007-05-29
JP2005189635A (ja) 2005-07-14
US20050140931A1 (en) 2005-06-30

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Granted publication date: 20070912

Termination date: 20100830