JP7210245B2 - 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
JP7210245B2
JP7210245B2 JP2018224122A JP2018224122A JP7210245B2 JP 7210245 B2 JP7210245 B2 JP 7210245B2 JP 2018224122 A JP2018224122 A JP 2018224122A JP 2018224122 A JP2018224122 A JP 2018224122A JP 7210245 B2 JP7210245 B2 JP 7210245B2
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Japan
Prior art keywords
lens
lens group
zoom
refractive power
wide
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JP2018224122A
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English (en)
Japanese (ja)
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JP2020086304A (ja
JP2020086304A5 (enExample
Inventor
翔平 菊池
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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.)
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2018224122A priority Critical patent/JP7210245B2/ja
Priority to US16/679,066 priority patent/US11156811B2/en
Publication of JP2020086304A publication Critical patent/JP2020086304A/ja
Publication of JP2020086304A5 publication Critical patent/JP2020086304A5/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
    • G02B15/145—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
    • G02B15/145105—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
    • G02B15/146—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
    • G02B15/16—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
    • G02B15/143—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 three groups only
    • G02B15/1431—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 three groups only the first group being positive
    • G02B15/143105—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 three groups only the first group being positive arranged +-+
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2018224122A 2018-11-29 2018-11-29 ズームレンズ及び撮像装置 Active JP7210245B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2018224122A JP7210245B2 (ja) 2018-11-29 2018-11-29 ズームレンズ及び撮像装置
US16/679,066 US11156811B2 (en) 2018-11-29 2019-11-08 Zoom lens and image pickup apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018224122A JP7210245B2 (ja) 2018-11-29 2018-11-29 ズームレンズ及び撮像装置

Publications (3)

Publication Number Publication Date
JP2020086304A JP2020086304A (ja) 2020-06-04
JP2020086304A5 JP2020086304A5 (enExample) 2022-01-04
JP7210245B2 true JP7210245B2 (ja) 2023-01-23

Family

ID=70850017

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018224122A Active JP7210245B2 (ja) 2018-11-29 2018-11-29 ズームレンズ及び撮像装置

Country Status (2)

Country Link
US (1) US11156811B2 (enExample)
JP (1) JP7210245B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020136744A1 (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
JP7209536B2 (ja) * 2018-12-27 2023-01-20 株式会社タムロン 高変倍率ズームレンズ及び撮像装置
WO2020157906A1 (ja) * 2019-01-31 2020-08-06 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
CN112230407B (zh) * 2020-11-03 2022-06-03 嘉兴中润光学科技股份有限公司 一种大广角摄像机和变焦镜头
US20250189770A1 (en) * 2021-06-15 2025-06-12 Nikon Corporation Zoom optical system, optical apparatus and method for manufacturing the zoom optical system
JP7717517B2 (ja) * 2021-07-27 2025-08-04 富士フイルム株式会社 ズームレンズ及び撮像装置
JP7625745B1 (ja) * 2024-03-25 2025-02-03 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

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001108895A (ja) 1999-10-08 2001-04-20 Olympus Optical Co Ltd バックフォーカスの長い望遠レンズ及びそれを用いた撮像装置
JP2002372667A (ja) 2001-06-14 2002-12-26 Konica Corp ズームレンズ
JP2005181499A (ja) 2003-12-17 2005-07-07 Konica Minolta Opto Inc ズームレンズ
JP2007286446A (ja) 2006-04-18 2007-11-01 Eastman Kodak Co ズームレンズおよびズームレンズを備えた撮像装置
DE102006059310A1 (de) 2006-12-15 2008-06-19 Carl Zeiss Ag Optisches System
CN103777331A (zh) 2013-10-30 2014-05-07 福州开发区鸿发光电子技术有限公司 一种紧凑型大变倍比高分辨率变焦镜头
JP2014199421A (ja) 2013-03-13 2014-10-23 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
WO2015146067A1 (ja) 2014-03-28 2015-10-01 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
JP2017156426A (ja) 2016-02-29 2017-09-07 株式会社ニコン 変倍光学系、光学機器及び変倍光学系の製造方法
JP2018054989A (ja) 2016-09-30 2018-04-05 キヤノン株式会社 光学系およびそれを有する光学機器
JP2018146758A (ja) 2017-03-06 2018-09-20 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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3155884B2 (ja) * 1993-07-14 2001-04-16 キヤノン株式会社 ズームレンズ
WO2014115565A1 (ja) * 2013-01-28 2014-07-31 株式会社ニコン 変倍光学系、光学装置、及び、変倍光学系の製造方法
JP6436675B2 (ja) * 2014-08-04 2018-12-12 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
JP6857305B2 (ja) 2016-02-29 2021-04-14 株式会社ニコン 変倍光学系及び光学機器

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001108895A (ja) 1999-10-08 2001-04-20 Olympus Optical Co Ltd バックフォーカスの長い望遠レンズ及びそれを用いた撮像装置
JP2002372667A (ja) 2001-06-14 2002-12-26 Konica Corp ズームレンズ
JP2005181499A (ja) 2003-12-17 2005-07-07 Konica Minolta Opto Inc ズームレンズ
JP2007286446A (ja) 2006-04-18 2007-11-01 Eastman Kodak Co ズームレンズおよびズームレンズを備えた撮像装置
DE102006059310A1 (de) 2006-12-15 2008-06-19 Carl Zeiss Ag Optisches System
JP2014199421A (ja) 2013-03-13 2014-10-23 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
CN103777331A (zh) 2013-10-30 2014-05-07 福州开发区鸿发光电子技术有限公司 一种紧凑型大变倍比高分辨率变焦镜头
WO2015146067A1 (ja) 2014-03-28 2015-10-01 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
JP2017156426A (ja) 2016-02-29 2017-09-07 株式会社ニコン 変倍光学系、光学機器及び変倍光学系の製造方法
JP2018054989A (ja) 2016-09-30 2018-04-05 キヤノン株式会社 光学系およびそれを有する光学機器
JP2018146758A (ja) 2017-03-06 2018-09-20 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

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JP2020086304A (ja) 2020-06-04
US20200174235A1 (en) 2020-06-04

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