JP5582918B2 - 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
JP5582918B2
JP5582918B2 JP2010184920A JP2010184920A JP5582918B2 JP 5582918 B2 JP5582918 B2 JP 5582918B2 JP 2010184920 A JP2010184920 A JP 2010184920A JP 2010184920 A JP2010184920 A JP 2010184920A JP 5582918 B2 JP5582918 B2 JP 5582918B2
Authority
JP
Japan
Prior art keywords
lens
lens group
negative
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
JP2010184920A
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English (en)
Japanese (ja)
Other versions
JP2012042792A (ja
JP2012042792A5 (enExample
Inventor
哲一朗 奥村
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 JP2010184920A priority Critical patent/JP5582918B2/ja
Priority to US13/206,308 priority patent/US8320050B2/en
Publication of JP2012042792A publication Critical patent/JP2012042792A/ja
Publication of JP2012042792A5 publication Critical patent/JP2012042792A5/ja
Application granted granted Critical
Publication of JP5582918B2 publication Critical patent/JP5582918B2/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
    • G02B15/144—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
    • G02B15/1445—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 negative
    • G02B15/144511—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 negative arranged -+-+

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Structure And Mechanism Of Cameras (AREA)
JP2010184920A 2010-08-20 2010-08-20 ズームレンズ及びそれを有する撮像装置 Expired - Fee Related JP5582918B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2010184920A JP5582918B2 (ja) 2010-08-20 2010-08-20 ズームレンズ及びそれを有する撮像装置
US13/206,308 US8320050B2 (en) 2010-08-20 2011-08-09 Zoom lens and image pickup apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010184920A JP5582918B2 (ja) 2010-08-20 2010-08-20 ズームレンズ及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2012042792A JP2012042792A (ja) 2012-03-01
JP2012042792A5 JP2012042792A5 (enExample) 2013-09-19
JP5582918B2 true JP5582918B2 (ja) 2014-09-03

Family

ID=45593878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010184920A Expired - Fee Related JP5582918B2 (ja) 2010-08-20 2010-08-20 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) US8320050B2 (enExample)
JP (1) JP5582918B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6253239B2 (ja) * 2013-03-18 2017-12-27 キヤノン株式会社 ズームレンズ及び光学系並びにそれらを有する撮像装置
JP6418732B2 (ja) * 2013-08-08 2018-11-07 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
JP6508879B2 (ja) * 2014-04-23 2019-05-08 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
JP5931117B2 (ja) * 2014-05-07 2016-06-08 キヤノン株式会社 撮像装置
JP7104296B2 (ja) * 2017-08-09 2022-07-21 ミツミ電機株式会社 測距カメラ
JP2024101615A (ja) * 2023-01-18 2024-07-30 キヤノン株式会社 ズームレンズおよび撮像装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3414499B2 (ja) * 1994-06-24 2003-06-09 オリンパス光学工業株式会社 ズームレンズ
US5831773A (en) 1995-12-19 1998-11-03 Nikon Corporation Zoom lens
JP3619145B2 (ja) * 2000-11-17 2005-02-09 キヤノン株式会社 光学系及びそれを用いた光学機器
JP2002311330A (ja) 2001-04-18 2002-10-23 Canon Inc ズームレンズ及びそれを用いた光学機器
JP4107109B2 (ja) * 2003-03-06 2008-06-25 カシオ計算機株式会社 投影レンズ
JP4380207B2 (ja) * 2003-04-14 2009-12-09 カシオ計算機株式会社 投影レンズ
JP4516291B2 (ja) * 2003-08-20 2010-08-04 オリンパス株式会社 ズームレンズ及びそれを用いたカメラ。
US6943958B2 (en) * 2003-08-20 2005-09-13 Olympus Corporation Zoom lens system and camera using the same
JP4871517B2 (ja) * 2005-02-22 2012-02-08 キヤノン株式会社 ズームレンズ及びそれを有する画像投射装置
JP2007219361A (ja) * 2006-02-20 2007-08-30 Casio Comput Co Ltd ズームレンズ及びプロジェクタ装置
JP5185037B2 (ja) * 2008-09-19 2013-04-17 富士フイルム株式会社 ズームレンズおよび撮像装置

Also Published As

Publication number Publication date
US20120044576A1 (en) 2012-02-23
JP2012042792A (ja) 2012-03-01
US8320050B2 (en) 2012-11-27

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