JP5924956B2 - 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
JP5924956B2
JP5924956B2 JP2012016351A JP2012016351A JP5924956B2 JP 5924956 B2 JP5924956 B2 JP 5924956B2 JP 2012016351 A JP2012016351 A JP 2012016351A JP 2012016351 A JP2012016351 A JP 2012016351A JP 5924956 B2 JP5924956 B2 JP 5924956B2
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JP
Japan
Prior art keywords
lens
positive
lens group
zoom
focal length
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
JP2012016351A
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English (en)
Japanese (ja)
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JP2013156407A5 (enExample
JP2013156407A (ja
Inventor
明彦 結城
明彦 結城
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 JP2012016351A priority Critical patent/JP5924956B2/ja
Priority to US13/749,141 priority patent/US8861093B2/en
Publication of JP2013156407A publication Critical patent/JP2013156407A/ja
Publication of JP2013156407A5 publication Critical patent/JP2013156407A5/ja
Application granted granted Critical
Publication of JP5924956B2 publication Critical patent/JP5924956B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B15/143—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 -++
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2012016351A 2012-01-30 2012-01-30 ズームレンズ及びそれを有する撮像装置 Expired - Fee Related JP5924956B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2012016351A JP5924956B2 (ja) 2012-01-30 2012-01-30 ズームレンズ及びそれを有する撮像装置
US13/749,141 US8861093B2 (en) 2012-01-30 2013-01-24 Zoom lens and image pickup apparatus equipped with the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012016351A JP5924956B2 (ja) 2012-01-30 2012-01-30 ズームレンズ及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2013156407A JP2013156407A (ja) 2013-08-15
JP2013156407A5 JP2013156407A5 (enExample) 2015-03-12
JP5924956B2 true JP5924956B2 (ja) 2016-05-25

Family

ID=48869996

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012016351A Expired - Fee Related JP5924956B2 (ja) 2012-01-30 2012-01-30 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) US8861093B2 (enExample)
JP (1) JP5924956B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101773815B1 (ko) 2017-03-10 2017-09-04 (주)디오스텍 근접 초광각 소형 광학계
JP6551875B1 (ja) 2018-08-14 2019-07-31 エーエーシー テクノロジーズ ピーティーイー リミテッド 撮像光学レンズ
CN109856761B (zh) * 2018-08-14 2021-05-04 瑞声光学解决方案私人有限公司 摄像光学镜头
JP6537026B1 (ja) * 2018-08-14 2019-07-03 エーエーシー テクノロジーズ ピーティーイー リミテッド 撮像光学レンズ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006178242A (ja) * 2004-12-24 2006-07-06 Nidec Copal Corp ズームレンズ
JP4933276B2 (ja) * 2007-01-10 2012-05-16 キヤノン株式会社 ズームレンズ
JP4771182B2 (ja) * 2008-12-12 2011-09-14 ソニー株式会社 ズームレンズ及び撮像装置
JP4737570B2 (ja) 2009-02-18 2011-08-03 ソニー株式会社 ズームレンズ及び撮像装置
JP2011064933A (ja) 2009-09-17 2011-03-31 Panasonic Corp ズームレンズ系、撮像装置及びカメラ
JP2011175234A (ja) * 2010-01-29 2011-09-08 Hoya Corp ズームレンズ系
JP5599065B2 (ja) * 2010-12-27 2014-10-01 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
WO2013027516A1 (ja) * 2011-08-19 2013-02-28 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

Also Published As

Publication number Publication date
US20130194679A1 (en) 2013-08-01
JP2013156407A (ja) 2013-08-15
US8861093B2 (en) 2014-10-14

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