CN101276048B - 图像投射光学系统和图像投射装置 - Google Patents

图像投射光学系统和图像投射装置 Download PDF

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Publication number
CN101276048B
CN101276048B CN200810087994XA CN200810087994A CN101276048B CN 101276048 B CN101276048 B CN 101276048B CN 200810087994X A CN200810087994X A CN 200810087994XA CN 200810087994 A CN200810087994 A CN 200810087994A CN 101276048 B CN101276048 B CN 101276048B
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China
Prior art keywords
lens
lens unit
zoom
positive
optical system
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Expired - Fee Related
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CN200810087994XA
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Chinese (zh)
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CN101276048A (zh
Inventor
杉田茂宣
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Canon Inc
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Canon Inc
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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
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/145—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only
    • G02B15/1455—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being negative
    • G02B15/145531—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having five groups only the first group being negative arranged -++++
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/146—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having more than five groups
    • G02B15/1465—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having more than five groups the first group being negative

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Liquid Crystal (AREA)
CN200810087994XA 2007-03-29 2008-03-28 图像投射光学系统和图像投射装置 Expired - Fee Related CN101276048B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007086949A JP5053680B2 (ja) 2007-03-29 2007-03-29 画像投射光学系及び画像投射装置
JP2007-086949 2007-03-29

Publications (2)

Publication Number Publication Date
CN101276048A CN101276048A (zh) 2008-10-01
CN101276048B true CN101276048B (zh) 2010-10-06

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CN200810087994XA Expired - Fee Related CN101276048B (zh) 2007-03-29 2008-03-28 图像投射光学系统和图像投射装置

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Country Link
US (1) US7545578B2 (enExample)
JP (1) JP5053680B2 (enExample)
CN (1) CN101276048B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105137575A (zh) * 2015-09-21 2015-12-09 中山联合光电科技股份有限公司 一种高低温红外共焦、大光圈、小体积光学系统

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JP5152833B2 (ja) * 2007-06-22 2013-02-27 富士フイルム株式会社 投影用ズームレンズおよび投写型表示装置
JP5031475B2 (ja) * 2007-07-31 2012-09-19 キヤノン株式会社 ズームレンズ及びそれを有する撮影システム
JP2010122326A (ja) * 2008-11-17 2010-06-03 Fujinon Corp 投写用ズームレンズおよび投写型表示装置
JP2010160478A (ja) * 2008-12-08 2010-07-22 Fujinon Corp 投写用ズームレンズおよび投写型表示装置
JP5549462B2 (ja) * 2009-08-04 2014-07-16 コニカミノルタ株式会社 光学系及びそれを備えた画像投影装置及び撮像装置
JP5378163B2 (ja) * 2009-11-09 2013-12-25 富士フイルム株式会社 投写用ズームレンズおよび投写型表示装置
JP5709640B2 (ja) 2010-06-09 2015-04-30 キヤノン株式会社 ズームレンズ及びそれを有する画像投射装置
CN101915979B (zh) * 2010-08-24 2012-02-08 中国航空工业集团公司洛阳电光设备研究所 一种消热差长焦电视光学系统
JP5713763B2 (ja) * 2011-04-04 2015-05-07 キヤノン株式会社 光学系及びそれを有する光学機器
WO2013001759A1 (ja) * 2011-06-27 2013-01-03 富士フイルム株式会社 投写用変倍光学系および投写型表示装置
WO2013001804A1 (ja) * 2011-06-29 2013-01-03 富士フイルム株式会社 投写用変倍光学系および投写型表示装置
US8786957B2 (en) * 2011-07-01 2014-07-22 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
JP5637109B2 (ja) 2011-09-21 2014-12-10 コニカミノルタ株式会社 温度補償ズームレンズ
CN203870320U (zh) 2011-11-22 2014-10-08 富士胶片株式会社 投影用变焦透镜和投影型显示装置
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
CN102998779B (zh) * 2012-08-08 2015-11-25 中国科学院长春光学精密机械与物理研究所 一种变焦距光刻物镜系统
JP5988297B2 (ja) * 2012-08-13 2016-09-07 コニカミノルタ株式会社 変倍投射光学系および画像投影装置
CN204666944U (zh) 2012-11-19 2015-09-23 富士胶片株式会社 投影用变焦透镜以及投影型显示装置
KR102170696B1 (ko) * 2014-06-20 2020-10-27 한화테크윈 주식회사 줌렌즈계
CN108738343B (zh) * 2015-11-30 2022-02-01 Asml荷兰有限公司 多个带电粒子束的设备
JP6740873B2 (ja) * 2016-11-22 2020-08-19 セイコーエプソン株式会社 投射光学系及びプロジェクター
JP2018194750A (ja) * 2017-05-19 2018-12-06 富士フイルム株式会社 ズームレンズおよび撮像装置
JP6746553B2 (ja) * 2017-10-30 2020-08-26 キヤノン株式会社 結像光学系、画像投影装置および撮像装置
CN111492293B (zh) * 2017-12-19 2022-07-29 松下知识产权经营株式会社 投影镜头系统以及图像投影装置
JP6469284B1 (ja) * 2018-01-29 2019-02-13 キヤノン株式会社 投射レンズ及びこれを用いた投射型表示装置
JP6942096B2 (ja) * 2018-06-29 2021-09-29 富士フイルム株式会社 ズームレンズ、エクステンダーレンズ、および、撮像装置
JP2020134805A (ja) 2019-02-22 2020-08-31 株式会社ニコン 変倍光学系、光学機器、及び変倍光学系の製造方法
CN112147756B (zh) * 2019-06-27 2022-01-14 华为技术有限公司 光学镜头组、摄像头及终端设备
CN113163075B (zh) * 2020-01-22 2023-11-03 华为技术有限公司 镜头、摄像模组及终端设备
JP7490432B2 (ja) 2020-04-13 2024-05-27 キヤノン株式会社 縮小光学系および撮像装置
JP2022040640A (ja) * 2020-08-31 2022-03-11 セイコーエプソン株式会社 光学系、プロジェクター、および撮像装置
CN113341550B (zh) * 2021-07-29 2021-11-09 成都极米科技股份有限公司 一种应用于投影的变焦镜头
CN116430654B (zh) * 2023-03-15 2025-10-10 歌尔光学科技有限公司 投影光学模组、投影显示系统以及可穿戴设备

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Publication number Priority date Publication date Assignee Title
JPH11202200A (ja) * 1998-01-13 1999-07-30 Nikon Corp ズームレンズ
US6633436B2 (en) * 2000-02-23 2003-10-14 Canon Kabushiki Kaisha Optical system, projection optical system, image projection apparatus having it, and image pickup apparatus
JP4573937B2 (ja) 2000-02-23 2010-11-04 キヤノン株式会社 光学系およびそれを有する光学機器、画像投影装置、撮像装置
JP2002131639A (ja) * 2000-10-20 2002-05-09 Nikon Corp ズームレンズ及びこのレンズを備える投射型表示装置
JP2005106948A (ja) * 2003-09-29 2005-04-21 Canon Inc 投射光学系及び画像投射装置
JP4418650B2 (ja) * 2003-08-11 2010-02-17 キヤノン株式会社 ズームレンズ及びそれを有する画像投射装置
JP4551676B2 (ja) * 2004-03-10 2010-09-29 キヤノン株式会社 ズームレンズ、画像表示装置、撮像装置
JP4599071B2 (ja) 2004-03-17 2010-12-15 キヤノン株式会社 ズームレンズ及びそれを有する画像投射装置
EP1574890B1 (en) * 2004-03-10 2016-06-29 Canon Kabushiki Kaisha Zoom lens and image display apparatus including the zoom lens
JP4612824B2 (ja) * 2004-09-17 2011-01-12 キヤノン株式会社 画像投射装置
JP2006349747A (ja) * 2005-06-13 2006-12-28 Canon Inc アダプターレンズ
JP5031378B2 (ja) * 2006-02-28 2012-09-19 キヤノン株式会社 ズームレンズ及びそれを有する光学機器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105137575A (zh) * 2015-09-21 2015-12-09 中山联合光电科技股份有限公司 一种高低温红外共焦、大光圈、小体积光学系统
CN105137575B (zh) * 2015-09-21 2017-06-30 中山联合光电科技股份有限公司 一种高低温红外共焦、大光圈、小体积光学系统

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US7545578B2 (en) 2009-06-09
JP5053680B2 (ja) 2012-10-17
US20080239507A1 (en) 2008-10-02
JP2008242402A (ja) 2008-10-09
CN101276048A (zh) 2008-10-01

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