JP2023176289A - ズームレンズおよびそれを有する撮像装置、撮像システム - Google Patents

ズームレンズおよびそれを有する撮像装置、撮像システム Download PDF

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Publication number
JP2023176289A
JP2023176289A JP2022088496A JP2022088496A JP2023176289A JP 2023176289 A JP2023176289 A JP 2023176289A JP 2022088496 A JP2022088496 A JP 2022088496A JP 2022088496 A JP2022088496 A JP 2022088496A JP 2023176289 A JP2023176289 A JP 2023176289A
Authority
JP
Japan
Prior art keywords
zoom lens
group
lens
lens group
zoom
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.)
Pending
Application number
JP2022088496A
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English (en)
Japanese (ja)
Other versions
JP2023176289A5 (enExample
Inventor
俊二 岩本
Shunji Iwamoto
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 JP2022088496A priority Critical patent/JP2023176289A/ja
Priority to US18/321,051 priority patent/US20230384570A1/en
Publication of JP2023176289A publication Critical patent/JP2023176289A/ja
Publication of JP2023176289A5 publication Critical patent/JP2023176289A5/ja
Pending legal-status Critical Current

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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
    • G02B15/144—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
    • G02B15/1441—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 positive
    • G02B15/144105—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 positive 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2022088496A 2022-05-31 2022-05-31 ズームレンズおよびそれを有する撮像装置、撮像システム Pending JP2023176289A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022088496A JP2023176289A (ja) 2022-05-31 2022-05-31 ズームレンズおよびそれを有する撮像装置、撮像システム
US18/321,051 US20230384570A1 (en) 2022-05-31 2023-05-22 Zoom lens and image pickup apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022088496A JP2023176289A (ja) 2022-05-31 2022-05-31 ズームレンズおよびそれを有する撮像装置、撮像システム

Publications (2)

Publication Number Publication Date
JP2023176289A true JP2023176289A (ja) 2023-12-13
JP2023176289A5 JP2023176289A5 (enExample) 2025-06-02

Family

ID=88877102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022088496A Pending JP2023176289A (ja) 2022-05-31 2022-05-31 ズームレンズおよびそれを有する撮像装置、撮像システム

Country Status (2)

Country Link
US (1) US20230384570A1 (enExample)
JP (1) JP2023176289A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7483513B2 (ja) 2020-06-08 2024-05-15 キヤノン株式会社 ズームレンズおよび撮像装置
JP2024025100A (ja) 2022-08-10 2024-02-26 キヤノン株式会社 ズームレンズおよび撮像装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5936463B2 (ja) * 2012-06-29 2016-06-22 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
JP6136588B2 (ja) * 2013-05-31 2017-05-31 ソニー株式会社 ズームレンズ及び撮像装置
JP6270489B2 (ja) * 2014-01-09 2018-01-31 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
CN116338916A (zh) * 2018-11-20 2023-06-27 株式会社尼康 变倍光学系统、光学设备以及变倍光学系统的制造方法
JP7405603B2 (ja) * 2019-12-25 2023-12-26 株式会社タムロン 変倍光学系及び撮像装置

Also Published As

Publication number Publication date
US20230384570A1 (en) 2023-11-30

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