JP4902179B2 - 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
JP4902179B2
JP4902179B2 JP2005343954A JP2005343954A JP4902179B2 JP 4902179 B2 JP4902179 B2 JP 4902179B2 JP 2005343954 A JP2005343954 A JP 2005343954A JP 2005343954 A JP2005343954 A JP 2005343954A JP 4902179 B2 JP4902179 B2 JP 4902179B2
Authority
JP
Japan
Prior art keywords
lens
zoom
negative
image
positive
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
JP2005343954A
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English (en)
Japanese (ja)
Other versions
JP2007148116A5 (enExample
JP2007148116A (ja
Inventor
則廣 難波
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 JP2005343954A priority Critical patent/JP4902179B2/ja
Priority to US11/563,936 priority patent/US7227696B1/en
Publication of JP2007148116A publication Critical patent/JP2007148116A/ja
Publication of JP2007148116A5 publication Critical patent/JP2007148116A5/ja
Application granted granted Critical
Publication of JP4902179B2 publication Critical patent/JP4902179B2/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
    • G02B15/177—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
    • 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
    • G02B15/143—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 three groups only
    • G02B15/1435—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 three groups only the first group being negative
    • G02B15/143507—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 three groups only the first group being negative arranged -++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
  • Structure And Mechanism Of Cameras (AREA)
JP2005343954A 2005-11-29 2005-11-29 ズームレンズ及びそれを有する撮像装置 Expired - Fee Related JP4902179B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005343954A JP4902179B2 (ja) 2005-11-29 2005-11-29 ズームレンズ及びそれを有する撮像装置
US11/563,936 US7227696B1 (en) 2005-11-29 2006-11-28 Zoom lens and image pickup apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005343954A JP4902179B2 (ja) 2005-11-29 2005-11-29 ズームレンズ及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2007148116A JP2007148116A (ja) 2007-06-14
JP2007148116A5 JP2007148116A5 (enExample) 2009-01-22
JP4902179B2 true JP4902179B2 (ja) 2012-03-21

Family

ID=38087166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005343954A Expired - Fee Related JP4902179B2 (ja) 2005-11-29 2005-11-29 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) US7227696B1 (enExample)
JP (1) JP4902179B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4916198B2 (ja) * 2006-03-20 2012-04-11 株式会社リコー ズームレンズ、ズームレンズを有する撮像装置、カメラ装置および携帯情報端末装置
JP4950608B2 (ja) * 2006-09-13 2012-06-13 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
JP5309553B2 (ja) * 2007-12-25 2013-10-09 株式会社ニコン ズームレンズ、及び、このズームレンズを備えた光学機器
JP5141375B2 (ja) * 2008-05-26 2013-02-13 ソニー株式会社 ズームレンズ及び撮像装置
JP5189509B2 (ja) * 2009-01-21 2013-04-24 オリンパス株式会社 顕微鏡用照明光学系、及び顕微鏡
JP2010256417A (ja) * 2009-04-21 2010-11-11 Sony Corp ズームレンズ及び撮像装置
JP5522988B2 (ja) * 2009-07-08 2014-06-18 キヤノン株式会社 ズームレンズ及びそれを用いた撮像装置
TWI452377B (zh) * 2012-03-20 2014-09-11 Largan Precision Co Ltd 光學系統鏡組

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11119101A (ja) * 1997-10-17 1999-04-30 Minolta Co Ltd ズームレンズ系
JP3652179B2 (ja) 1999-08-31 2005-05-25 キヤノン株式会社 ズームレンズ
US6545819B1 (en) * 1999-08-31 2003-04-08 Canon Kabushiki Kaisha Zoom lens and optical apparatus having the same
JP2001281545A (ja) 1999-10-06 2001-10-10 Canon Inc ズームレンズ及びそれを用いた光学機器
JP4534389B2 (ja) * 2001-06-14 2010-09-01 コニカミノルタホールディングス株式会社 ズームレンズ
JP4444625B2 (ja) 2003-10-31 2010-03-31 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
JP4378188B2 (ja) * 2004-02-23 2009-12-02 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
JP4744818B2 (ja) * 2004-04-06 2011-08-10 富士フイルム株式会社 小型３群ズームレンズ
JP4612823B2 (ja) * 2004-09-16 2011-01-12 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
JP2006119193A (ja) * 2004-10-19 2006-05-11 Canon Inc ズームレンズおよびそれを有する撮像装置
JP4690069B2 (ja) * 2005-02-16 2011-06-01 オリンパス株式会社 ズームレンズ及びそれを用いた電子撮像装置
JP4914136B2 (ja) * 2005-09-06 2012-04-11 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
JP2007148052A (ja) * 2005-11-29 2007-06-14 Konica Minolta Photo Imaging Inc 変倍光学系

Also Published As

Publication number Publication date
US7227696B1 (en) 2007-06-05
JP2007148116A (ja) 2007-06-14
US20070121216A1 (en) 2007-05-31

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