JP5713774B2 - 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
JP5713774B2
JP5713774B2 JP2011089686A JP2011089686A JP5713774B2 JP 5713774 B2 JP5713774 B2 JP 5713774B2 JP 2011089686 A JP2011089686 A JP 2011089686A JP 2011089686 A JP2011089686 A JP 2011089686A JP 5713774 B2 JP5713774 B2 JP 5713774B2
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JP
Japan
Prior art keywords
group
lens
zoom lens
positive
zoom
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
JP2011089686A
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English (en)
Japanese (ja)
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JP2012220901A (ja
JP2012220901A5 (OSRAM
Inventor
中村　智之
智之 中村
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 JP2011089686A priority Critical patent/JP5713774B2/ja
Priority to US13/438,888 priority patent/US8593736B2/en
Publication of JP2012220901A publication Critical patent/JP2012220901A/ja
Publication of JP2012220901A5 publication Critical patent/JP2012220901A5/ja
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Publication of JP5713774B2 publication Critical patent/JP5713774B2/ja
Expired - Fee Related legal-status Critical Current
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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
    • G02B15/144—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
    • G02B15/1441—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 positive
    • G02B15/144113—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 positive arranged +-++

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2011089686A 2011-04-14 2011-04-14 ズームレンズ及びそれを有する撮像装置 Expired - Fee Related JP5713774B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011089686A JP5713774B2 (ja) 2011-04-14 2011-04-14 ズームレンズ及びそれを有する撮像装置
US13/438,888 US8593736B2 (en) 2011-04-14 2012-04-04 Zoom lens and image pickup apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011089686A JP5713774B2 (ja) 2011-04-14 2011-04-14 ズームレンズ及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2012220901A JP2012220901A (ja) 2012-11-12
JP2012220901A5 JP2012220901A5 (OSRAM) 2014-05-29
JP5713774B2 true JP5713774B2 (ja) 2015-05-07

Family

ID=47006219

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011089686A Expired - Fee Related JP5713774B2 (ja) 2011-04-14 2011-04-14 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) US8593736B2 (OSRAM)
JP (1) JP5713774B2 (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9739986B2 (en) * 2014-06-13 2017-08-22 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
JP6723868B2 (ja) * 2016-08-09 2020-07-15 キヤノン株式会社 ズームレンズおよびそれを有する撮像装置
JP7129178B2 (ja) * 2018-02-28 2022-09-01 キヤノン株式会社 ズームレンズ及び撮像装置
CN112285985B (zh) * 2020-11-06 2022-05-20 深圳市爱图仕影像器材有限公司 带有可变焦镜头的灯具及可变焦镜头

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4630423B2 (ja) * 2000-06-16 2011-02-09 キヤノン株式会社 ズームレンズ及びそれを用いた光学機器
JP2004264458A (ja) * 2003-02-28 2004-09-24 Fuji Photo Optical Co Ltd 超高倍率広角ズームレンズ
JP2005284063A (ja) * 2004-03-30 2005-10-13 Fujinon Corp 防振機能付き４群ズームレンズ
JP4557585B2 (ja) * 2004-03-31 2010-10-06 キヤノン株式会社 ズームレンズおよび撮影システム
JP4869827B2 (ja) 2006-08-10 2012-02-08 富士フイルム株式会社 ズームレンズおよび撮像装置
JP5142829B2 (ja) * 2008-05-30 2013-02-13 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
JP5328284B2 (ja) * 2008-10-08 2013-10-30 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
JP5664363B2 (ja) * 2011-03-10 2015-02-04 リコーイメージング株式会社 ズームレンズ系及びこれを備えた電子撮像装置

Also Published As

Publication number Publication date
JP2012220901A (ja) 2012-11-12
US20120262801A1 (en) 2012-10-18
US8593736B2 (en) 2013-11-26

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