JP7207854B2 - ズームレンズ及び撮像装置 - Google Patents

ズームレンズ及び撮像装置 Download PDF

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Publication number
JP7207854B2
JP7207854B2 JP2018034961A JP2018034961A JP7207854B2 JP 7207854 B2 JP7207854 B2 JP 7207854B2 JP 2018034961 A JP2018034961 A JP 2018034961A JP 2018034961 A JP2018034961 A JP 2018034961A JP 7207854 B2 JP7207854 B2 JP 7207854B2
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Japan
Prior art keywords
lens
lens group
zoom
conditional expression
focal length
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JP2018034961A
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English (en)
Japanese (ja)
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JP2019148760A (ja
JP2019148760A5 (enExample
Inventor
雅雄 堀
和也 下村
尚利 小川
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2018034961A priority Critical patent/JP7207854B2/ja
Priority to US16/278,893 priority patent/US11347034B2/en
Publication of JP2019148760A publication Critical patent/JP2019148760A/ja
Publication of JP2019148760A5 publication Critical patent/JP2019148760A5/ja
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    • 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
    • G02B15/163—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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2018034961A 2018-02-28 2018-02-28 ズームレンズ及び撮像装置 Active JP7207854B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2018034961A JP7207854B2 (ja) 2018-02-28 2018-02-28 ズームレンズ及び撮像装置
US16/278,893 US11347034B2 (en) 2018-02-28 2019-02-19 Zoom lens and image pickup apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018034961A JP7207854B2 (ja) 2018-02-28 2018-02-28 ズームレンズ及び撮像装置

Publications (3)

Publication Number Publication Date
JP2019148760A JP2019148760A (ja) 2019-09-05
JP2019148760A5 JP2019148760A5 (enExample) 2021-04-08
JP7207854B2 true JP7207854B2 (ja) 2023-01-18

Family

ID=67684419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018034961A Active JP7207854B2 (ja) 2018-02-28 2018-02-28 ズームレンズ及び撮像装置

Country Status (2)

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US (1) US11347034B2 (enExample)
JP (1) JP7207854B2 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019061064A (ja) * 2017-09-27 2019-04-18 富士フイルム株式会社 変倍光学系及び光学装置
JP2020085934A (ja) 2018-11-15 2020-06-04 キヤノン株式会社 ズームレンズ及び撮像装置
JP7277304B2 (ja) 2019-07-30 2023-05-18 キヤノン株式会社 ズームレンズおよび撮像装置
JP7344715B2 (ja) 2019-08-16 2023-09-14 キヤノン株式会社 ズームレンズおよび撮像装置
JP7344714B2 (ja) 2019-08-16 2023-09-14 キヤノン株式会社 ズームレンズおよび撮像装置
US12061324B2 (en) * 2019-08-30 2024-08-13 Nikon Corporation Optical system, optical apparatus and method for manufacturing the optical system
JP7146715B2 (ja) 2019-09-20 2022-10-04 富士フイルム株式会社 ズームレンズおよび撮像装置
US11754818B2 (en) 2019-10-11 2023-09-12 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus
JP7321127B2 (ja) 2020-06-29 2023-08-04 富士フイルム株式会社 ズームレンズ及び撮像装置
JP7551384B2 (ja) * 2020-07-31 2024-09-17 キヤノン株式会社 ズームレンズ
JP7614874B2 (ja) 2021-02-12 2025-01-16 キヤノン株式会社 ズームレンズおよび撮像装置
JP7657601B2 (ja) 2021-02-12 2025-04-07 キヤノン株式会社 ズームレンズおよび撮像装置
JP7576055B2 (ja) * 2022-02-21 2024-10-30 キヤノン株式会社 ズームレンズおよび撮像装置

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006039005A (ja) 2004-07-23 2006-02-09 Fujinon Corp ズームレンズ
JP2007140429A (ja) 2005-10-18 2007-06-07 Casio Comput Co Ltd ズームレンズ
US20090040621A1 (en) 2007-08-10 2009-02-12 Asia Optical Co., Inc. Zoom lens
JP2009204655A (ja) 2008-02-26 2009-09-10 Tokina:Kk レンズシステム
JP2012225989A (ja) 2011-04-15 2012-11-15 Canon Inc ズームレンズ及びそれを有する撮像装置
JP2012230209A (ja) 2011-04-26 2012-11-22 Olympus Imaging Corp マクロモードを備えたズームレンズ
JP2013164454A (ja) 2012-02-09 2013-08-22 Canon Inc テレサイドコンバーターレンズ及びそれを有する撮像装置
JP2014038236A (ja) 2012-08-17 2014-02-27 Canon Inc ズームレンズ及びそれを有する撮像装置
JP2016048353A (ja) 2014-08-28 2016-04-07 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
JP2016048319A (ja) 2014-08-28 2016-04-07 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
JP2016090591A (ja) 2014-10-29 2016-05-23 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

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02165113A (ja) * 1988-12-20 1990-06-26 Matsushita Electric Ind Co Ltd ズームレンズ
JPH06175022A (ja) * 1992-10-01 1994-06-24 Olympus Optical Co Ltd ズームレンズ
JP6288916B2 (ja) 2013-01-23 2018-03-07 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
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
JP6529215B2 (ja) 2013-11-12 2019-06-12 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
JP2015094867A (ja) 2013-11-12 2015-05-18 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
JP6347590B2 (ja) 2013-11-12 2018-06-27 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
JP6251009B2 (ja) 2013-11-12 2017-12-20 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
JP6608125B2 (ja) * 2014-05-01 2019-11-20 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
JP2016109952A (ja) 2014-12-09 2016-06-20 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
JP2016164629A (ja) 2015-03-06 2016-09-08 富士フイルム株式会社 ズームレンズおよび撮像装置
JP6463250B2 (ja) 2015-10-20 2019-01-30 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
US9904043B2 (en) 2015-10-20 2018-02-27 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
EP3159726B1 (en) 2015-10-20 2024-07-03 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
JP6800651B2 (ja) * 2016-08-09 2020-12-16 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
JP6862203B2 (ja) 2017-02-08 2021-04-21 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

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006039005A (ja) 2004-07-23 2006-02-09 Fujinon Corp ズームレンズ
JP2007140429A (ja) 2005-10-18 2007-06-07 Casio Comput Co Ltd ズームレンズ
US20090040621A1 (en) 2007-08-10 2009-02-12 Asia Optical Co., Inc. Zoom lens
JP2009204655A (ja) 2008-02-26 2009-09-10 Tokina:Kk レンズシステム
JP2012225989A (ja) 2011-04-15 2012-11-15 Canon Inc ズームレンズ及びそれを有する撮像装置
JP2012230209A (ja) 2011-04-26 2012-11-22 Olympus Imaging Corp マクロモードを備えたズームレンズ
JP2013164454A (ja) 2012-02-09 2013-08-22 Canon Inc テレサイドコンバーターレンズ及びそれを有する撮像装置
JP2014038236A (ja) 2012-08-17 2014-02-27 Canon Inc ズームレンズ及びそれを有する撮像装置
JP2016048353A (ja) 2014-08-28 2016-04-07 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
JP2016048319A (ja) 2014-08-28 2016-04-07 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
JP2016090591A (ja) 2014-10-29 2016-05-23 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

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Publication number Publication date
US11347034B2 (en) 2022-05-31
JP2019148760A (ja) 2019-09-05
US20190265447A1 (en) 2019-08-29

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