CN102866483B - 投影光学系统及具备该投影光学系统的投影机 - Google Patents

投影光学系统及具备该投影光学系统的投影机 Download PDF

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Publication number
CN102866483B
CN102866483B CN201210229321.XA CN201210229321A CN102866483B CN 102866483 B CN102866483 B CN 102866483B CN 201210229321 A CN201210229321 A CN 201210229321A CN 102866483 B CN102866483 B CN 102866483B
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China
Prior art keywords
mentioned
group
lens
modulation element
optical system
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Expired - Fee Related
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CN201210229321.XA
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English (en)
Chinese (zh)
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CN102866483A (zh
Inventor
大谷信
守国荣时
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Seiko Epson Corp
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Seiko Epson Corp
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Publication of CN102866483A publication Critical patent/CN102866483A/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
    • G02B13/08—Anamorphotic objectives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/08—Anamorphotic objectives
    • G02B13/12—Anamorphotic objectives with variable magnification
    • 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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/22—Telecentric objectives or lens systems
    • 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
    • G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
CN201210229321.XA 2011-07-04 2012-07-03 投影光学系统及具备该投影光学系统的投影机 Expired - Fee Related CN102866483B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP147999/2011 2011-07-04
JP2011147999A JP5621723B2 (ja) 2011-07-04 2011-07-04 投写光学系及びこれを備えるプロジェクター

Publications (2)

Publication Number Publication Date
CN102866483A CN102866483A (zh) 2013-01-09
CN102866483B true CN102866483B (zh) 2014-11-12

Family

ID=47438521

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210229321.XA Expired - Fee Related CN102866483B (zh) 2011-07-04 2012-07-03 投影光学系统及具备该投影光学系统的投影机

Country Status (3)

Country Link
US (1) US8817382B2 (enExample)
JP (1) JP5621723B2 (enExample)
CN (1) CN102866483B (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI421558B (zh) * 2010-12-10 2014-01-01 Delta Electronics Inc 用於一成像模組之投影鏡頭及成像模組
JP2013003566A (ja) * 2011-06-22 2013-01-07 Seiko Epson Corp 投写光学系及びこれを備えるプロジェクター
JP5621723B2 (ja) 2011-07-04 2014-11-12 セイコーエプソン株式会社 投写光学系及びこれを備えるプロジェクター
JP5533798B2 (ja) * 2011-07-04 2014-06-25 セイコーエプソン株式会社 投写光学系及びこれを備えるプロジェクター
JP2013029569A (ja) 2011-07-27 2013-02-07 Seiko Epson Corp 投写光学系及びこれを備えるプロジェクター
JP6198172B2 (ja) * 2012-12-25 2017-09-20 株式会社リコー 投射用ズームレンズ、投射光学系および画像表示装置
JP6098506B2 (ja) * 2013-12-27 2017-03-22 ソニー株式会社 投射型画像表示装置及び投射光学系
CN107148588B (zh) * 2014-10-31 2020-05-15 株式会社日东 投射光学系统和投影仪装置
CN106707673A (zh) * 2015-11-17 2017-05-24 芋头科技（杭州）有限公司 一种投影系统
WO2017126028A1 (ja) * 2016-01-19 2017-07-27 日立マクセル株式会社 投写型映像表示装置
JP2017138490A (ja) * 2016-02-04 2017-08-10 セイコーエプソン株式会社 投射光学系、プロジェクター及びプロジェクター用コンバージョンレンズ
JP7019961B2 (ja) * 2017-04-20 2022-02-16 コニカミノルタ株式会社 投影光学系及び投影装置
EP3640698B1 (en) * 2017-06-13 2023-05-17 Panasonic Intellectual Property Management Co., Ltd. Lens system, camera system, and imaging system
CN109407277B (zh) * 2018-12-06 2024-04-23 浙江舜宇光学有限公司 光学成像系统
US11287618B2 (en) * 2019-02-14 2022-03-29 Iain A. Neil Anamorphic objective lens system and method for forming anamorphic objective lens assemblies having different focal lengths
JP2020136909A (ja) * 2019-02-20 2020-08-31 セイコーエプソン株式会社 投写画像の調整方法、及び投写装置
WO2021019298A1 (en) * 2019-08-01 2021-02-04 Ernst Leitz Wetzlar Gmbh Anamorphic objective zoom lens
CN112578543B (zh) * 2019-09-29 2022-10-04 中强光电股份有限公司 变焦投影镜头及投影机
CN111146680B (zh) * 2019-12-12 2021-02-02 上海芬创信息科技有限公司 一种脉冲激光器的曲率光圈透镜轮转的驱动电源系统
JP7363518B2 (ja) * 2020-01-24 2023-10-18 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
CN112596332B (zh) * 2020-12-23 2022-03-11 广景视睿科技（深圳）有限公司 一种投影系统及投影仪
CN115248491B (zh) * 2021-04-25 2024-02-23 北京闻亭泰科技术发展有限公司 一种dlp投影镜头
WO2023010239A1 (en) * 2021-08-02 2023-02-09 Huawei Technologies Co.,Ltd. Zoom lens optical system
GB2610557B (en) * 2021-09-02 2023-09-06 Cooke Optics Ltd Apparatuses, methods and computer programmes for use in modelling images captured by anamorphic lenses
CN119156566A (zh) * 2022-04-08 2024-12-17 玻璃成像公司 具有可移动非对称透镜的成像系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050111338A1 (en) * 2003-11-21 2005-05-26 Toshiaki Katsuma Anamorphic aspherical beam focusing lens
US20050168829A1 (en) * 2004-02-04 2005-08-04 Canon Kabushiki Kaisha Anamorphic converter, lens device using the same, and image-taking device using the same
US20050225876A1 (en) * 2004-04-12 2005-10-13 Canon Kabushiki Kaisha Anamorphic converter, lens system, and shooting system
US20090303607A1 (en) * 2008-06-10 2009-12-10 Konica Minolta Opto, Inc. Anamorphic converter and image projection system
US20090303608A1 (en) * 2006-02-14 2009-12-10 Jos. Schneider Optische Werke Gmbh Optical system for digital cinema projection

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US5442484A (en) 1992-01-06 1995-08-15 Mitsubishi Denki Kabushiki Kaisha Retro-focus type lens and projection-type display apparatus
JP3021985B2 (ja) * 1992-07-24 2000-03-15 キヤノン株式会社 アナモフィックコンバーター
CN1299143C (zh) 2002-06-19 2007-02-07 精工爱普生株式会社 投影透镜制造装置/方法,用该方法制造的透镜及投影机
US7085066B2 (en) 2004-08-20 2006-08-01 Panavision International, L.P. Anamorphic imaging system
JP5006069B2 (ja) 2006-05-01 2012-08-22 株式会社リコー 投射光学系及び画像表示装置
CN101776839B (zh) 2009-01-08 2012-06-20 日立民用电子株式会社 倾斜投射光学系统及使用该系统的投射型图像显示装置
JP5455572B2 (ja) * 2009-11-16 2014-03-26 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP5929478B2 (ja) 2011-06-17 2016-06-08 セイコーエプソン株式会社 投写光学系及びこれを備えるプロジェクター
JP2013003566A (ja) * 2011-06-22 2013-01-07 Seiko Epson Corp 投写光学系及びこれを備えるプロジェクター
JP5621723B2 (ja) 2011-07-04 2014-11-12 セイコーエプソン株式会社 投写光学系及びこれを備えるプロジェクター
JP2013029569A (ja) * 2011-07-27 2013-02-07 Seiko Epson Corp 投写光学系及びこれを備えるプロジェクター

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050111338A1 (en) * 2003-11-21 2005-05-26 Toshiaki Katsuma Anamorphic aspherical beam focusing lens
US20050168829A1 (en) * 2004-02-04 2005-08-04 Canon Kabushiki Kaisha Anamorphic converter, lens device using the same, and image-taking device using the same
US20050225876A1 (en) * 2004-04-12 2005-10-13 Canon Kabushiki Kaisha Anamorphic converter, lens system, and shooting system
US20090303608A1 (en) * 2006-02-14 2009-12-10 Jos. Schneider Optische Werke Gmbh Optical system for digital cinema projection
US20090303607A1 (en) * 2008-06-10 2009-12-10 Konica Minolta Opto, Inc. Anamorphic converter and image projection system

Also Published As

Publication number Publication date
JP2013015652A (ja) 2013-01-24
CN102866483A (zh) 2013-01-09
US8817382B2 (en) 2014-08-26
JP5621723B2 (ja) 2014-11-12
US20130010371A1 (en) 2013-01-10

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Granted publication date: 20141112