JP5350163B2 - 画像投射装置 - Google Patents

画像投射装置 Download PDF

Info

Publication number
JP5350163B2
JP5350163B2 JP2009230416A JP2009230416A JP5350163B2 JP 5350163 B2 JP5350163 B2 JP 5350163B2 JP 2009230416 A JP2009230416 A JP 2009230416A JP 2009230416 A JP2009230416 A JP 2009230416A JP 5350163 B2 JP5350163 B2 JP 5350163B2
Authority
JP
Japan
Prior art keywords
lens
optical element
optical
line
image
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2009230416A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011076040A (ja
JP2011076040A5 (enExample
Inventor
三郎 菅原
和宏 猪子
真 高橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2009230416A priority Critical patent/JP5350163B2/ja
Priority to US12/891,691 priority patent/US8573788B2/en
Priority to CN201010296013XA priority patent/CN102033394B/zh
Priority to EP10182963.8A priority patent/EP2309297B1/en
Publication of JP2011076040A publication Critical patent/JP2011076040A/ja
Publication of JP2011076040A5 publication Critical patent/JP2011076040A5/ja
Application granted granted Critical
Publication of JP5350163B2 publication Critical patent/JP5350163B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G02B15/144—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 four groups only
    • G02B15/1445—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 four groups only the first group being negative
    • G02B15/144513—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 four 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
    • 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
    • G02B15/16—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
    • G02B15/177—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 with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a negative front lens or group of lenses
    • 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
    • G02B27/0068—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 having means for controlling the degree of correction, e.g. using phase modulators, movable elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/023—Mountings, adjusting means, or light-tight connections, for optical elements for lenses permitting adjustment

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
  • Lens Barrels (AREA)
  • Projection Apparatus (AREA)
JP2009230416A 2009-10-02 2009-10-02 画像投射装置 Active JP5350163B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009230416A JP5350163B2 (ja) 2009-10-02 2009-10-02 画像投射装置
US12/891,691 US8573788B2 (en) 2009-10-02 2010-09-27 Image projecting apparatus having an optical element shiftable in a direction having a component perpendicular to an optical axis
CN201010296013XA CN102033394B (zh) 2009-10-02 2010-09-29 图像投影装置
EP10182963.8A EP2309297B1 (en) 2009-10-02 2010-09-30 Image projecting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009230416A JP5350163B2 (ja) 2009-10-02 2009-10-02 画像投射装置

Publications (3)

Publication Number Publication Date
JP2011076040A JP2011076040A (ja) 2011-04-14
JP2011076040A5 JP2011076040A5 (enExample) 2012-11-15
JP5350163B2 true JP5350163B2 (ja) 2013-11-27

Family

ID=43383632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009230416A Active JP5350163B2 (ja) 2009-10-02 2009-10-02 画像投射装置

Country Status (4)

Country Link
US (1) US8573788B2 (enExample)
EP (1) EP2309297B1 (enExample)
JP (1) JP5350163B2 (enExample)
CN (1) CN102033394B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5653165B2 (ja) * 2009-12-22 2015-01-14 キヤノン株式会社 ズームレンズ
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
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
JP6481886B2 (ja) * 2014-11-19 2019-03-13 株式会社リコー 投射光学システムおよび画像表示装置
JP6540044B2 (ja) * 2015-01-27 2019-07-10 セイコーエプソン株式会社 投写光学装置およびプロジェクター
JPWO2016121966A1 (ja) * 2015-01-30 2017-10-19 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
WO2016129054A1 (ja) * 2015-02-10 2016-08-18 オリンパス株式会社 ズーム撮像装置
WO2016129056A1 (ja) 2015-02-10 2016-08-18 オリンパス株式会社 ズーム撮像装置
JP6702797B2 (ja) * 2016-05-19 2020-06-03 キヤノン株式会社 ズームレンズおよび撮像装置
TWI699550B (zh) * 2016-08-29 2020-07-21 揚明光學股份有限公司 光學鏡頭
WO2018123672A1 (ja) 2016-12-28 2018-07-05 パナソニックＩｐマネジメント株式会社 撮像光学系とそれを備える撮像装置およびカメラシステム
JP6407330B2 (ja) * 2017-03-10 2018-10-17 キヤノン株式会社 画像投射装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3057946B2 (ja) * 1993-01-29 2000-07-04 キヤノン株式会社 収差補正系及びそれを用いた天体望遠鏡
US20040201707A1 (en) * 1998-03-12 2004-10-14 Kazuhiro Noguchi Variable magnification lens having image stabilizing function
JP3266854B2 (ja) * 1998-05-20 2002-03-18 旭光学工業株式会社 反射型画像投影装置
US6220713B1 (en) 1998-10-23 2001-04-24 Compaq Computer Corporation Projection lens and system
JP2003140049A (ja) 2001-11-05 2003-05-14 Canon Inc 投影光学系及びそれを用いた投影装置
JP2004247947A (ja) * 2003-02-13 2004-09-02 Olympus Corp 光学装置
JP3755525B2 (ja) * 2003-09-11 2006-03-15 コニカミノルタオプト株式会社 投影光学系および映像投影装置
JP4513049B2 (ja) * 2003-09-29 2010-07-28 株式会社ニコン ズームレンズ
JP4585776B2 (ja) * 2004-02-26 2010-11-24 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
JP2005274837A (ja) * 2004-03-24 2005-10-06 Fujinon Corp ズームレンズの偏芯調整方法
JP5023820B2 (ja) * 2007-06-07 2012-09-12 コニカミノルタアドバンストレイヤー株式会社 防振機能を有するズームレンズ及び撮像装置
JP5045267B2 (ja) * 2007-06-27 2012-10-10 コニカミノルタアドバンストレイヤー株式会社 ズームレンズ及び撮像装置
JP5053750B2 (ja) * 2007-08-06 2012-10-17 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
JP4488043B2 (ja) * 2007-08-28 2010-06-23 ソニー株式会社 像ぶれ補正装置、レンズ鏡筒及び撮像装置
JP5388446B2 (ja) * 2007-12-05 2014-01-15 キヤノン株式会社 光学系及びそれを有する光学機器
JP5178322B2 (ja) * 2008-05-26 2013-04-10 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
JP5510770B2 (ja) * 2008-09-18 2014-06-04 株式会社ニコン 撮影レンズ、この撮影レンズを備えた光学機器

Also Published As

Publication number Publication date
CN102033394B (zh) 2013-02-13
EP2309297A3 (en) 2011-04-27
CN102033394A (zh) 2011-04-27
JP2011076040A (ja) 2011-04-14
EP2309297A2 (en) 2011-04-13
EP2309297B1 (en) 2017-06-07
US20110080565A1 (en) 2011-04-07
US8573788B2 (en) 2013-11-05

Similar Documents

Publication Publication Date Title
JP5350163B2 (ja) 画像投射装置
US8891173B2 (en) Zoom lens and image pickup apparatus with the zoom lens
JP4138671B2 (ja) ズームレンズ及びそれを用いた電子スチルカメラ
US8305687B2 (en) Telephoto zoom lens
US7911707B2 (en) Zoom lens and image pickup apparatus having the same
US8400720B2 (en) Zoom lens and image projection apparatus including the same
JP4217437B2 (ja) ズームレンズ及びそれを有する画像投射装置
JP2007328163A (ja) ズームレンズ及びそれを有する画像投射装置
JP2005062225A (ja) ズームレンズ及びそれを有する画像投射装置
US9057869B2 (en) Positive-lead type zoom lens and image pickup apparatus equipped with the same
US8477428B2 (en) Zoom lens and image pickup apparatus having the zoom lens
JP2007225877A (ja) ズームレンズ及びそれを有する画像投射装置
JP2002055280A (ja) ズームレンズ及びそれを用いた画像投射装置
JP4599071B2 (ja) ズームレンズ及びそれを有する画像投射装置
JP4989079B2 (ja) ズームレンズ及びそれを有する画像投射装置
JP2006010895A (ja) ３群ズームレンズ
US8248703B2 (en) Zoom lens and optical apparatus having the zoom lens
US20110007405A1 (en) Zoom lens and image pickup apparatus using the same
JP4920983B2 (ja) ズームレンズ及びそれを有する画像投射装置
JP2006184723A (ja) ズームレンズおよび光学機器
JP2004333769A (ja) ズームレンズ及びそれを用いた撮像機器
JP4143170B2 (ja) ズームレンズ及びそれを用いた投影装置
JP4271436B2 (ja) ズームレンズ及び電子スチルカメラ
JP2004354916A (ja) ズームレンズ並びにそれを用いた電子スチルカメラ及びビデオカメラ
JP4810075B2 (ja) ズームレンズ及びそれを有する画像投射装置

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20121001

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20121001

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20130628

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20130723

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20130821

R151 Written notification of patent or utility model registration

Ref document number: 5350163

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: R3D03