JP6558954B2 - ズームレンズ及びそれを有する光学機器 - Google Patents

ズームレンズ及びそれを有する光学機器 Download PDF

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Publication number
JP6558954B2
JP6558954B2 JP2015108317A JP2015108317A JP6558954B2 JP 6558954 B2 JP6558954 B2 JP 6558954B2 JP 2015108317 A JP2015108317 A JP 2015108317A JP 2015108317 A JP2015108317 A JP 2015108317A JP 6558954 B2 JP6558954 B2 JP 6558954B2
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Japan
Prior art keywords
lens
lens group
refractive power
lens unit
focal length
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JP2015108317A
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English (en)
Japanese (ja)
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JP2016224157A (ja
JP2016224157A5 (enExample
Inventor
聡 前瀧
聡 前瀧
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2015108317A priority Critical patent/JP6558954B2/ja
Priority to US15/165,215 priority patent/US9645370B2/en
Publication of JP2016224157A publication Critical patent/JP2016224157A/ja
Publication of JP2016224157A5 publication Critical patent/JP2016224157A5/ja
Application granted granted Critical
Publication of JP6558954B2 publication Critical patent/JP6558954B2/ja
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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
    • G02B15/146—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 more than five groups
    • G02B15/1461—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 more than five groups the first group being positive
    • 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
    • G02B15/22—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 movable lens means specially adapted for focusing at close distances
    • 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
    • G02B15/146—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 more than five groups
    • G02B15/1465—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 more than five groups the first group being negative

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2015108317A 2015-05-28 2015-05-28 ズームレンズ及びそれを有する光学機器 Active JP6558954B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015108317A JP6558954B2 (ja) 2015-05-28 2015-05-28 ズームレンズ及びそれを有する光学機器
US15/165,215 US9645370B2 (en) 2015-05-28 2016-05-26 Zoom lens and image pickup apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015108317A JP6558954B2 (ja) 2015-05-28 2015-05-28 ズームレンズ及びそれを有する光学機器

Publications (3)

Publication Number Publication Date
JP2016224157A JP2016224157A (ja) 2016-12-28
JP2016224157A5 JP2016224157A5 (enExample) 2018-07-05
JP6558954B2 true JP6558954B2 (ja) 2019-08-14

Family

ID=57398341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015108317A Active JP6558954B2 (ja) 2015-05-28 2015-05-28 ズームレンズ及びそれを有する光学機器

Country Status (2)

Country Link
US (1) US9645370B2 (enExample)
JP (1) JP6558954B2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2548462B (en) 2016-01-29 2020-06-17 Canon Kk Image sensor and image capturing apparatus
JP6797597B2 (ja) 2016-08-10 2020-12-09 キヤノン株式会社 リアコンバーター光学系及びそれを有する撮像装置
JP6566991B2 (ja) * 2017-05-31 2019-08-28 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
JP6562976B2 (ja) * 2017-07-03 2019-08-21 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
WO2020136745A1 (ja) * 2018-12-26 2020-07-02 株式会社ニコン 変倍光学系、光学機器および変倍光学系の製造方法
WO2020136747A1 (ja) * 2018-12-26 2020-07-02 株式会社ニコン 変倍光学系、光学機器および変倍光学系の製造方法
CN111474693B (zh) * 2020-06-05 2025-05-02 浙江舜宇光学有限公司 变焦镜头
JP7635631B2 (ja) * 2021-05-12 2025-02-26 コニカミノルタ株式会社 ズームレンズ、撮像光学装置及びデジタル機器

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3486457B2 (ja) * 1994-05-19 2004-01-13 オリンパス株式会社 広角域を含む高変倍ズームレンズ
JP4181790B2 (ja) 2002-04-04 2008-11-19 キヤノン株式会社 ズームレンズ及びそれを有する光学機器
JP4700957B2 (ja) * 2004-12-02 2011-06-15 日東光学株式会社 ズームレンズシステム
JP4989079B2 (ja) * 2006-02-02 2012-08-01 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
JP5151333B2 (ja) * 2007-09-11 2013-02-27 株式会社リコー ズームレンズおよびカメラ装置および携帯情報端末装置
JP5162305B2 (ja) 2008-04-02 2013-03-13 パナソニック株式会社 ズームレンズ系、交換レンズ装置、及びカメラシステム
CN102067006B (zh) * 2008-07-15 2013-11-27 株式会社尼康 变倍光学系统、具有该变倍光学系统的光学设备及变倍光学系统的变倍方法
JP5231286B2 (ja) * 2009-02-25 2013-07-10 リコー光学株式会社 投射用ズームレンズおよびプロジェクタ装置および撮像装置
JP5387392B2 (ja) * 2009-12-25 2014-01-15 ソニー株式会社 ズームレンズ及び撮像装置
JP2012247687A (ja) 2011-05-30 2012-12-13 Nikon Corp 撮影レンズ、この撮影レンズを備えた光学機器、及び、撮影レンズの製造方法
KR101950999B1 (ko) * 2012-03-09 2019-02-21 삼성전자주식회사 줌 렌즈 및 이를 포함한 촬영 장치
JP5975773B2 (ja) 2012-07-30 2016-08-23 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
JP6053441B2 (ja) 2012-10-10 2016-12-27 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
JP5658811B2 (ja) * 2013-01-25 2015-01-28 パナソニックＩｐマネジメント株式会社 ズームレンズ系、交換レンズ装置及びカメラシステム
JP6300070B2 (ja) * 2013-02-22 2018-03-28 パナソニックＩｐマネジメント株式会社 ズームレンズ系、交換レンズ装置及びカメラシステム
JP6300558B2 (ja) 2014-02-14 2018-03-28 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

Also Published As

Publication number Publication date
US9645370B2 (en) 2017-05-09
JP2016224157A (ja) 2016-12-28
US20160349492A1 (en) 2016-12-01

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