JP6257251B2 - 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
JP6257251B2
JP6257251B2 JP2013207104A JP2013207104A JP6257251B2 JP 6257251 B2 JP6257251 B2 JP 6257251B2 JP 2013207104 A JP2013207104 A JP 2013207104A JP 2013207104 A JP2013207104 A JP 2013207104A JP 6257251 B2 JP6257251 B2 JP 6257251B2
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JP
Japan
Prior art keywords
lens
lens group
zoom
refractive power
group
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
JP2013207104A
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English (en)
Japanese (ja)
Other versions
JP2015072325A5 (enExample
JP2015072325A (ja
Inventor
大史 安部
大史 安部
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 JP2013207104A priority Critical patent/JP6257251B2/ja
Priority to US14/487,597 priority patent/US9250426B2/en
Publication of JP2015072325A publication Critical patent/JP2015072325A/ja
Publication of JP2015072325A5 publication Critical patent/JP2015072325A5/ja
Application granted granted Critical
Publication of JP6257251B2 publication Critical patent/JP6257251B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • G02B15/145113—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 +-++-
    • 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
    • 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
    • G02B15/20—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 an additional movable lens or lens group for varying the objective focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2013207104A 2013-10-02 2013-10-02 ズームレンズ及びそれを有する撮像装置 Expired - Fee Related JP6257251B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2013207104A JP6257251B2 (ja) 2013-10-02 2013-10-02 ズームレンズ及びそれを有する撮像装置
US14/487,597 US9250426B2 (en) 2013-10-02 2014-09-16 Zoom lens and image pickup apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013207104A JP6257251B2 (ja) 2013-10-02 2013-10-02 ズームレンズ及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2015072325A JP2015072325A (ja) 2015-04-16
JP2015072325A5 JP2015072325A5 (enExample) 2016-11-10
JP6257251B2 true JP6257251B2 (ja) 2018-01-10

Family

ID=52739908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013207104A Expired - Fee Related JP6257251B2 (ja) 2013-10-02 2013-10-02 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) US9250426B2 (enExample)
JP (1) JP6257251B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105739071B (zh) 2014-12-24 2018-04-13 佳能株式会社 变焦镜头及包括该变焦镜头的摄像装置
JP6642789B2 (ja) * 2015-09-24 2020-02-12 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
JP6657008B2 (ja) * 2016-05-19 2020-03-04 株式会社タムロン 変倍光学系及び撮像装置
JP6786473B2 (ja) * 2017-12-27 2020-11-18 株式会社タムロン ズームレンズ
US11061203B2 (en) 2018-01-09 2021-07-13 Canon Kabushiki Kaisha Zoom lens, and image pickup apparatus and image pickup system including the zoom lens
US10983336B2 (en) 2019-02-21 2021-04-20 Canon Kabushiki Kaisha Dome cover, image pickup apparatus, and image pickup system
JP7612439B2 (ja) 2021-02-03 2025-01-14 キヤノン株式会社 ズームレンズおよび撮像装置
WO2023153076A1 (ja) * 2022-02-09 2023-08-17 ソニーグループ株式会社 ズームレンズ、および撮像装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09133865A (ja) * 1996-09-12 1997-05-20 Nikon Corp 望遠ズームレンズ
JP4823680B2 (ja) * 2005-12-27 2011-11-24 株式会社タムロン 高倍率ズームレンズ
JP4823684B2 (ja) * 2005-12-28 2011-11-24 株式会社タムロン ズームレンズ
JP2011022191A (ja) * 2009-07-13 2011-02-03 Sony Corp ズームレンズ及び撮像装置
JP5345042B2 (ja) * 2009-07-29 2013-11-20 富士フイルム株式会社 ズームレンズ
US20120154524A1 (en) * 2009-10-13 2012-06-21 Panasonic Corporation Zoom Lens System, Imaging Device and Camera
JP2013178410A (ja) * 2012-02-28 2013-09-09 Tamron Co Ltd ズームレンズ

Also Published As

Publication number Publication date
US20150092279A1 (en) 2015-04-02
US9250426B2 (en) 2016-02-02
JP2015072325A (ja) 2015-04-16

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