JP4865218B2 - ズームレンズ及びそれを有する撮像装置 - Google Patents

ズームレンズ及びそれを有する撮像装置 Download PDF

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Publication number
JP4865218B2
JP4865218B2 JP2004380724A JP2004380724A JP4865218B2 JP 4865218 B2 JP4865218 B2 JP 4865218B2 JP 2004380724 A JP2004380724 A JP 2004380724A JP 2004380724 A JP2004380724 A JP 2004380724A JP 4865218 B2 JP4865218 B2 JP 4865218B2
Authority
JP
Japan
Prior art keywords
lens
lens group
zoom
refractive power
object side
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.)
Expired - Fee Related
Application number
JP2004380724A
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English (en)
Japanese (ja)
Other versions
JP2006184776A (ja
JP2006184776A5 (enExample
Inventor
伸幸 宮沢
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 JP2004380724A priority Critical patent/JP4865218B2/ja
Priority to US11/299,208 priority patent/US7253961B2/en
Publication of JP2006184776A publication Critical patent/JP2006184776A/ja
Publication of JP2006184776A5 publication Critical patent/JP2006184776A5/ja
Application granted granted Critical
Publication of JP4865218B2 publication Critical patent/JP4865218B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G02B15/163—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 first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
    • G02B15/167—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 first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses
    • G02B15/173—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 first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses 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
    • G02B15/145—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
    • G02B15/1451—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 positive
    • G02B15/145129—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 positive arranged +-+++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2004380724A 2004-12-28 2004-12-28 ズームレンズ及びそれを有する撮像装置 Expired - Fee Related JP4865218B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004380724A JP4865218B2 (ja) 2004-12-28 2004-12-28 ズームレンズ及びそれを有する撮像装置
US11/299,208 US7253961B2 (en) 2004-12-28 2005-12-09 Zoom lens system and image pickup apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004380724A JP4865218B2 (ja) 2004-12-28 2004-12-28 ズームレンズ及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2006184776A JP2006184776A (ja) 2006-07-13
JP2006184776A5 JP2006184776A5 (enExample) 2009-10-08
JP4865218B2 true JP4865218B2 (ja) 2012-02-01

Family

ID=36611155

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004380724A Expired - Fee Related JP4865218B2 (ja) 2004-12-28 2004-12-28 ズームレンズ及びそれを有する撮像装置

Country Status (2)

Country Link
US (1) US7253961B2 (enExample)
JP (1) JP4865218B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4889333B2 (ja) * 2006-03-23 2012-03-07 日東光学株式会社 ズームレンズシステム
US7839577B2 (en) * 2007-12-25 2010-11-23 Nikon Corporation Zoom optical system, optical instrument incorporating the zoom optical system, and method of manufacturing the zoom optical system
JP5157422B2 (ja) * 2007-12-25 2013-03-06 株式会社ニコン 変倍光学系、この変倍光学系を備えた光学機器、及び、変倍光学系の変倍方法
CN103314323B (zh) * 2011-01-18 2015-08-05 松下电器产业株式会社 变焦透镜系统、摄像装置以及照相机
JP5762180B2 (ja) 2011-07-06 2015-08-12 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
JP6452406B2 (ja) * 2014-11-28 2019-01-16 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
JP6808326B2 (ja) * 2016-01-25 2021-01-06 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
CN115079388B (zh) * 2022-06-17 2023-07-04 湖南长步道光学科技有限公司 一种全画幅光学系统及电影镜头

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4501475A (en) * 1981-05-25 1985-02-26 Konishiroku Photo Industry Co., Ltd. Zoom lens
JPH05215967A (ja) * 1992-02-04 1993-08-27 Konica Corp 正屈折力の固定群を有する広角高変倍ズームレンズ
JP3063459B2 (ja) * 1993-04-30 2000-07-12 キヤノン株式会社 リヤーフォーカス式のズームレンズ及びそれを用いたカメラ
US5530592A (en) * 1993-04-30 1996-06-25 Canon Kabushiki Kaisha Zoom lens of rear focus type
US5880892A (en) * 1996-08-01 1999-03-09 Nikon Corporation Variable focal length lens system
JPH10111457A (ja) * 1996-10-07 1998-04-28 Nikon Corp ズームレンズ
JPH10161028A (ja) * 1996-11-28 1998-06-19 Minolta Co Ltd ズームレンズ
JP2000180724A (ja) 1998-12-11 2000-06-30 Canon Inc ズ―ムレンズ
JP4789349B2 (ja) 2001-06-11 2011-10-12 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
JP4234957B2 (ja) * 2001-10-30 2009-03-04 株式会社リコー ズームレンズ、撮像装置および携帯情報端末システム
JP4323793B2 (ja) * 2002-12-16 2009-09-02 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
JP4360088B2 (ja) * 2003-01-22 2009-11-11 株式会社ニコン ズームレンズ

Also Published As

Publication number Publication date
US20060139764A1 (en) 2006-06-29
US7253961B2 (en) 2007-08-07
JP2006184776A (ja) 2006-07-13

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