CN100414433C - 投影光学单元和投影型图像显示装置 - Google Patents

投影光学单元和投影型图像显示装置 Download PDF

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Publication number
CN100414433C
CN100414433C CNB2004100571930A CN200410057193A CN100414433C CN 100414433 C CN100414433 C CN 100414433C CN B2004100571930 A CNB2004100571930 A CN B2004100571930A CN 200410057193 A CN200410057193 A CN 200410057193A CN 100414433 C CN100414433 C CN 100414433C
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China
Prior art keywords
projection optical
optical unit
image
image display
sub
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Expired - Lifetime
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CNB2004100571930A
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Chinese (zh)
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CN1621934A (zh
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谷津雅彦
平田浩二
池田英博
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Maxell Ltd
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Hitachi Ltd
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Publication of CN1621934A publication Critical patent/CN1621934A/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
    • G02B13/22—Telecentric objectives or lens systems
    • 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
    • G03B21/142—Adjusting of projection optics

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Lenses (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
CNB2004100571930A 2003-11-28 2004-08-27 投影光学单元和投影型图像显示装置 Expired - Lifetime CN100414433C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003398395 2003-11-28
JP2003398395A JP4734827B2 (ja) 2003-11-28 2003-11-28 投写光学ユニット

Publications (2)

Publication Number Publication Date
CN1621934A CN1621934A (zh) 2005-06-01
CN100414433C true CN100414433C (zh) 2008-08-27

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CNB2004100571930A Expired - Lifetime CN100414433C (zh) 2003-11-28 2004-08-27 投影光学单元和投影型图像显示装置

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US (2) US7159988B2 (enExample)
JP (1) JP4734827B2 (enExample)
CN (1) CN100414433C (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104460001A (zh) * 2013-09-18 2015-03-25 佳能株式会社 成像光学系统、图像投影光学系统和图像投影装置

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10249338A1 (de) * 2002-10-22 2004-05-19 Jenoptik Ldt Gmbh Anordnung zum Projizieren eines Bildes auf eine Projektionsfläche und zugehörige Transformationsoptik
US20070014027A1 (en) * 2005-07-12 2007-01-18 Ken Agatsuma Projection device
US20070195284A1 (en) * 2006-02-20 2007-08-23 Samsung Electronics Co., Ltd. Projection optical system and projection display device employing the same
JP2008040032A (ja) * 2006-08-04 2008-02-21 Casio Comput Co Ltd ズームレンズ及び投影装置
JP4950645B2 (ja) * 2006-12-07 2012-06-13 キヤノン株式会社 光学系及びそれを有する撮像装置
US7768715B2 (en) 2007-02-21 2010-08-03 Theia Technologies, Llc Whole system zoom and varifocal lens with intermediate image
US8328365B2 (en) 2009-04-30 2012-12-11 Hewlett-Packard Development Company, L.P. Mesh for mapping domains based on regularized fiducial marks
JP5531618B2 (ja) * 2010-01-04 2014-06-25 セイコーエプソン株式会社 投写光学系およびプロジェクター
JP4835767B2 (ja) * 2010-04-19 2011-12-14 株式会社日立製作所 投写型映像表示装置
JP5871743B2 (ja) 2012-07-31 2016-03-01 キヤノン株式会社 結像光学系、及びそれを用いた投射型画像表示装置、撮像装置
CN104345526A (zh) * 2014-05-14 2015-02-11 黄少云 一种投影成像方法及系统
CN107450166A (zh) 2016-06-01 2017-12-08 精工爱普生株式会社 投射光学系统和投射型图像显示装置
JP6836141B2 (ja) 2016-12-09 2021-02-24 セイコーエプソン株式会社 投写光学系および投写型画像表示装置
JP6939469B2 (ja) 2017-11-27 2021-09-22 セイコーエプソン株式会社 投写光学系および投写型画像表示装置
CN112729165A (zh) * 2020-12-21 2021-04-30 江苏烽禾升智能科技有限公司 一种基于机械视觉的三维扫描系统及测试方法
CN116974072B (zh) * 2022-04-22 2025-12-02 新巨科技股份有限公司 光学透镜组及头戴式电子装置

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5539580A (en) * 1994-03-28 1996-07-23 Samsung Aerospace Industries, Ltd. Projection optical system for a liquid crystal projector
US5692820A (en) * 1992-02-20 1997-12-02 Kopin Corporation Projection monitor
CN1254101A (zh) * 1998-11-17 2000-05-24 三星电子株式会社 背式液晶显示投影装置
JP2000155373A (ja) * 1998-11-24 2000-06-06 Matsushita Electric Ind Co Ltd 投写型表示装置
JP2001350132A (ja) * 2000-06-08 2001-12-21 Sanyo Electric Co Ltd 液晶プロジェクタ
US6362922B2 (en) * 1998-10-23 2002-03-26 Compaq Computer Corportion Projection lens and system
CN1110716C (zh) * 1996-04-29 2003-06-04 美国精密镜片股份有限公司 液晶显示投影透镜
CN1427623A (zh) * 2001-12-18 2003-07-02 三星电子株式会社 投影电视的亮度提高装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0679105B2 (ja) * 1987-12-21 1994-10-05 株式会社日立製作所 投写形テレビジョン用レンズ
US5048939A (en) * 1989-04-21 1991-09-17 Hitachi, Ltd. Zoom lens system
JP3026648B2 (ja) * 1991-05-09 2000-03-27 旭光学工業株式会社 等倍投影レンズ
US5648871A (en) * 1991-06-28 1997-07-15 Canon Kabushiki Kaisha Projection apparatus utilizing an anamorphic optical system
JPH05134213A (ja) 1991-11-08 1993-05-28 Canon Inc 付加光学系を有した投影装置
JPH0580418A (ja) * 1991-09-19 1993-04-02 Seiko Epson Corp 投射型表示装置
JPH06194598A (ja) 1992-12-25 1994-07-15 Olympus Optical Co Ltd 頭部装着型ディスプレイ装置
DE4324849C2 (de) * 1993-07-23 1995-07-13 Schneider Rundfunkwerke Ag Videosystem zum Erzeugen eines Farbvideobilds auf einem Schirm
JPH09297262A (ja) * 1996-05-08 1997-11-18 Mitsubishi Electric Corp 投写レンズ
JP3495860B2 (ja) * 1996-11-01 2004-02-09 キヤノン株式会社 偏心光学系及びそれを用いた投影装置
JPH11326759A (ja) 1998-05-18 1999-11-26 Ricoh Co Ltd 画像表示装置
JP3837944B2 (ja) 1998-11-26 2006-10-25 コニカミノルタオプト株式会社 斜め投影光学系
JP2001208968A (ja) * 2000-01-26 2001-08-03 Minolta Co Ltd 投影装置およびテレセントリック光学系
JP4016576B2 (ja) * 2000-07-14 2007-12-05 株式会社日立製作所 投射用レンズ装置および投射型画像表示装置
JP2002244205A (ja) * 2001-02-16 2002-08-30 Seiko Epson Corp プロジェクタの光学系及びプロジェクタ
JP2002357768A (ja) 2001-05-31 2002-12-13 Minolta Co Ltd プロジェクション用投影光学系
JP4671588B2 (ja) * 2003-08-11 2011-04-20 株式会社日立製作所 投写光学ユニット及び投写型カラー映像表示装置とこれを用いた背面投写型カラー映像表示装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5692820A (en) * 1992-02-20 1997-12-02 Kopin Corporation Projection monitor
US5539580A (en) * 1994-03-28 1996-07-23 Samsung Aerospace Industries, Ltd. Projection optical system for a liquid crystal projector
CN1110716C (zh) * 1996-04-29 2003-06-04 美国精密镜片股份有限公司 液晶显示投影透镜
US6362922B2 (en) * 1998-10-23 2002-03-26 Compaq Computer Corportion Projection lens and system
CN1254101A (zh) * 1998-11-17 2000-05-24 三星电子株式会社 背式液晶显示投影装置
JP2000155373A (ja) * 1998-11-24 2000-06-06 Matsushita Electric Ind Co Ltd 投写型表示装置
JP2001350132A (ja) * 2000-06-08 2001-12-21 Sanyo Electric Co Ltd 液晶プロジェクタ
CN1427623A (zh) * 2001-12-18 2003-07-02 三星电子株式会社 投影电视的亮度提高装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104460001A (zh) * 2013-09-18 2015-03-25 佳能株式会社 成像光学系统、图像投影光学系统和图像投影装置
US9958652B2 (en) 2013-09-18 2018-05-01 Canon Kabushiki Kaisha Imaging optical system, image projection optical system and image projection apparatus

Also Published As

Publication number Publication date
CN1621934A (zh) 2005-06-01
JP4734827B2 (ja) 2011-07-27
US20050117123A1 (en) 2005-06-02
US7159988B2 (en) 2007-01-09
JP2005157153A (ja) 2005-06-16
US7261420B2 (en) 2007-08-28
US20070097327A1 (en) 2007-05-03

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Granted publication date: 20080827