JP7543074B2 - ズームレンズおよび撮像装置 - Google Patents

ズームレンズおよび撮像装置 Download PDF

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Publication number
JP7543074B2
JP7543074B2 JP2020172111A JP2020172111A JP7543074B2 JP 7543074 B2 JP7543074 B2 JP 7543074B2 JP 2020172111 A JP2020172111 A JP 2020172111A JP 2020172111 A JP2020172111 A JP 2020172111A JP 7543074 B2 JP7543074 B2 JP 7543074B2
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JP
Japan
Prior art keywords
lens
lens group
zoom lens
zoom
wide
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.)
Active
Application number
JP2020172111A
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English (en)
Japanese (ja)
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JP2022063727A (ja
JP2022063727A5 (enExample
Inventor
純也 市村
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 JP2020172111A priority Critical patent/JP7543074B2/ja
Priority to US17/494,341 priority patent/US12066608B2/en
Priority to EP21201441.9A priority patent/EP3982184A1/en
Priority to CN202111184785.9A priority patent/CN114355587B/zh
Publication of JP2022063727A publication Critical patent/JP2022063727A/ja
Publication of JP2022063727A5 publication Critical patent/JP2022063727A5/ja
Application granted granted Critical
Publication of JP7543074B2 publication Critical patent/JP7543074B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B15/145—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
    • G02B15/1455—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 negative
    • G02B15/145519—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 negative 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lenses (AREA)
  • Adjustment Of Camera Lenses (AREA)
JP2020172111A 2020-10-12 2020-10-12 ズームレンズおよび撮像装置 Active JP7543074B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020172111A JP7543074B2 (ja) 2020-10-12 2020-10-12 ズームレンズおよび撮像装置
US17/494,341 US12066608B2 (en) 2020-10-12 2021-10-05 Zoom lens and image pickup apparatus
EP21201441.9A EP3982184A1 (en) 2020-10-12 2021-10-07 Zoom lens and image pickup apparatus
CN202111184785.9A CN114355587B (zh) 2020-10-12 2021-10-12 变焦透镜和图像拾取装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020172111A JP7543074B2 (ja) 2020-10-12 2020-10-12 ズームレンズおよび撮像装置

Publications (3)

Publication Number Publication Date
JP2022063727A JP2022063727A (ja) 2022-04-22
JP2022063727A5 JP2022063727A5 (enExample) 2023-10-12
JP7543074B2 true JP7543074B2 (ja) 2024-09-02

Family

ID=78085862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020172111A Active JP7543074B2 (ja) 2020-10-12 2020-10-12 ズームレンズおよび撮像装置

Country Status (4)

Country Link
US (1) US12066608B2 (enExample)
EP (1) EP3982184A1 (enExample)
JP (1) JP7543074B2 (enExample)
CN (1) CN114355587B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7757175B2 (ja) * 2021-12-21 2025-10-21 富士フイルム株式会社 変倍光学系および撮像装置
CN119729182A (zh) * 2023-09-27 2025-03-28 广州视源电子科技股份有限公司 用于视频会议的图像采集装置、终端、方法及存储介质

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001166206A (ja) 1999-12-08 2001-06-22 Nikon Corp ズームレンズ及び該レンズを備える撮影装置
JP2008046208A (ja) 2006-08-11 2008-02-28 Canon Inc ズームレンズ及びそれを有する撮像装置
JP2012027283A (ja) 2010-07-24 2012-02-09 Canon Inc ズームレンズ及びそれを有する撮像装置
WO2014010504A1 (ja) 2012-07-10 2014-01-16 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
JP2014225002A (ja) 2013-04-25 2014-12-04 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
JP2018180348A (ja) 2017-04-17 2018-11-15 パナソニックＩｐマネジメント株式会社 撮像光学系、撮像装置、カメラシステム
JP2019066654A (ja) 2017-09-29 2019-04-25 キヤノン株式会社 ズームレンズ及び撮像装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3708995B2 (ja) 1995-09-20 2005-10-19 ペンタックス株式会社 ズームレンズ
JP2002055280A (ja) 2000-08-11 2002-02-20 Canon Inc ズームレンズ及びそれを用いた画像投射装置
JP4380086B2 (ja) 2001-05-23 2009-12-09 コニカミノルタオプト株式会社 ズームレンズ
JP5489686B2 (ja) 2009-12-11 2014-05-14 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
JP5355474B2 (ja) 2010-03-31 2013-11-27 キヤノン株式会社 ズームレンズおよび光学機器
JP5709640B2 (ja) 2010-06-09 2015-04-30 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
JP6347739B2 (ja) * 2014-12-22 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
US12265206B2 (en) * 2020-10-08 2025-04-01 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001166206A (ja) 1999-12-08 2001-06-22 Nikon Corp ズームレンズ及び該レンズを備える撮影装置
JP2008046208A (ja) 2006-08-11 2008-02-28 Canon Inc ズームレンズ及びそれを有する撮像装置
JP2012027283A (ja) 2010-07-24 2012-02-09 Canon Inc ズームレンズ及びそれを有する撮像装置
WO2014010504A1 (ja) 2012-07-10 2014-01-16 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
JP2014225002A (ja) 2013-04-25 2014-12-04 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
JP2018180348A (ja) 2017-04-17 2018-11-15 パナソニックＩｐマネジメント株式会社 撮像光学系、撮像装置、カメラシステム
JP2019066654A (ja) 2017-09-29 2019-04-25 キヤノン株式会社 ズームレンズ及び撮像装置

Also Published As

Publication number Publication date
JP2022063727A (ja) 2022-04-22
CN114355587B (zh) 2024-06-14
EP3982184A1 (en) 2022-04-13
CN114355587A (zh) 2022-04-15
US20220113522A1 (en) 2022-04-14
US12066608B2 (en) 2024-08-20

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