CN119948380A - 变倍光学系统及摄像装置 - Google Patents

变倍光学系统及摄像装置 Download PDF

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Publication number
CN119948380A
CN119948380A CN202380068704.XA CN202380068704A CN119948380A CN 119948380 A CN119948380 A CN 119948380A CN 202380068704 A CN202380068704 A CN 202380068704A CN 119948380 A CN119948380 A CN 119948380A
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CN
China
Prior art keywords
lens
optical system
lens group
group
following conditional
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
CN202380068704.XA
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English (en)
Chinese (zh)
Inventor
田中琢也
近藤雅人
米泽贤
野田大雅
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.)
Fujifilm Corp
Original Assignee
Fujifilm Corp
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 Fujifilm Corp filed Critical Fujifilm Corp
Publication of CN119948380A publication Critical patent/CN119948380A/zh
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
    • G02B15/16—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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • 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
    • 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
    • G02B15/145121—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
    • G02B15/16—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
    • G02B15/20—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 an additional movable lens or lens group for varying the objective focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
CN202380068704.XA 2022-09-27 2023-09-12 变倍光学系统及摄像装置 Pending CN119948380A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-154077 2022-09-27
JP2022154077 2022-09-27
PCT/JP2023/033225 WO2024070667A1 (ja) 2022-09-27 2023-09-12 変倍光学系および撮像装置

Publications (1)

Publication Number Publication Date
CN119948380A true CN119948380A (zh) 2025-05-06

Family

ID=90477444

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380068704.XA Pending CN119948380A (zh) 2022-09-27 2023-09-12 变倍光学系统及摄像装置

Country Status (4)

Country Link
US (1) US20250224599A1 (https=)
JP (1) JPWO2024070667A1 (https=)
CN (1) CN119948380A (https=)
WO (1) WO2024070667A1 (https=)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4051731B2 (ja) * 1996-09-04 2008-02-27 株式会社ニコン 高倍率ズームレンズ
JP5635358B2 (ja) * 2010-10-13 2014-12-03 オリンパスイメージング株式会社 ズームレンズまたはそれを備えた撮像装置
JP2012198504A (ja) * 2011-03-07 2012-10-18 Panasonic Corp ズームレンズ系、撮像装置及びカメラ
JP6364857B2 (ja) * 2013-03-29 2018-08-01 株式会社シグマ 防振機能を備えた変倍結像光学系
JP6641718B2 (ja) * 2015-04-14 2020-02-05 ソニー株式会社 ズームレンズおよび撮像装置
JP6576381B2 (ja) * 2017-03-03 2019-09-18 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
JP6957181B2 (ja) * 2017-03-31 2021-11-02 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
JP6961401B2 (ja) * 2017-06-21 2021-11-05 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
JP6980430B2 (ja) * 2017-06-28 2021-12-15 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
JP6968606B2 (ja) * 2017-07-21 2021-11-17 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
JPWO2019097716A1 (ja) * 2017-11-20 2020-11-19 株式会社ニコン 変倍光学系、光学装置、および変倍光学系の製造方法
JP2019219595A (ja) * 2018-06-22 2019-12-26 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
JP7352772B2 (ja) * 2019-08-22 2023-09-29 パナソニックＩｐマネジメント株式会社 ズームレンズ系、撮像装置、カメラシステム
JP7373331B2 (ja) * 2019-09-12 2023-11-02 株式会社タムロン ズームレンズ及び撮像装置
JP7467230B2 (ja) * 2020-05-21 2024-04-15 キヤノン株式会社 ズームレンズおよび撮像装置

Also Published As

Publication number Publication date
WO2024070667A1 (ja) 2024-04-04
US20250224599A1 (en) 2025-07-10
JPWO2024070667A1 (https=) 2024-04-04

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