CN114706204B - 光学系统和图像拾取装置 - Google Patents

光学系统和图像拾取装置 Download PDF

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Publication number
CN114706204B
CN114706204B CN202210365930.1A CN202210365930A CN114706204B CN 114706204 B CN114706204 B CN 114706204B CN 202210365930 A CN202210365930 A CN 202210365930A CN 114706204 B CN114706204 B CN 114706204B
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CN
China
Prior art keywords
lens unit
optical system
refractive power
during focusing
lens
Prior art date
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Active
Application number
CN202210365930.1A
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English (en)
Chinese (zh)
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CN114706204A (zh
Inventor
中原诚
森丈大
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Canon Inc
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Canon Inc
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Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to CN202210365930.1A priority Critical patent/CN114706204B/zh
Publication of CN114706204A publication Critical patent/CN114706204A/zh
Application granted granted Critical
Publication of CN114706204B publication Critical patent/CN114706204B/zh
Active 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
    • 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
    • G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • 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
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/64—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having more than six components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
CN202210365930.1A 2018-10-09 2019-10-09 光学系统和图像拾取装置 Active CN114706204B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210365930.1A CN114706204B (zh) 2018-10-09 2019-10-09 光学系统和图像拾取装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2018-191202 2018-10-09
JP2018191202A JP7163126B2 (ja) 2018-10-09 2018-10-09 光学系及び撮像装置
CN201910954119.5A CN111025611B (zh) 2018-10-09 2019-10-09 光学系统和图像拾取装置
CN202210365930.1A CN114706204B (zh) 2018-10-09 2019-10-09 光学系统和图像拾取装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201910954119.5A Division CN111025611B (zh) 2018-10-09 2019-10-09 光学系统和图像拾取装置

Publications (2)

Publication Number Publication Date
CN114706204A CN114706204A (zh) 2022-07-05
CN114706204B true CN114706204B (zh) 2024-08-23

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN201910954119.5A Active CN111025611B (zh) 2018-10-09 2019-10-09 光学系统和图像拾取装置
CN202210365930.1A Active CN114706204B (zh) 2018-10-09 2019-10-09 光学系统和图像拾取装置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201910954119.5A Active CN111025611B (zh) 2018-10-09 2019-10-09 光学系统和图像拾取装置

Country Status (4)

Country Link
US (1) US11256062B2 (enExample)
EP (2) EP4386460A3 (enExample)
JP (1) JP7163126B2 (enExample)
CN (2) CN111025611B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7494018B2 (ja) * 2020-06-08 2024-06-03 キヤノン株式会社 光学系およびそれを有する撮像装置
JP7521956B2 (ja) * 2020-07-08 2024-07-24 株式会社タムロン 光学系及び撮像装置
JP7515321B2 (ja) * 2020-07-08 2024-07-12 株式会社タムロン 光学系及び撮像装置
CN116209936A (zh) * 2020-11-06 2023-06-02 株式会社尼康 光学系统、光学设备及光学系统的制造方法
JP7459981B2 (ja) * 2021-02-15 2024-04-02 株式会社ニコン 光学系および光学機器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016136352A1 (ja) * 2015-02-26 2016-09-01 ソニー株式会社 マクロレンズおよび撮像装置
CN107765397A (zh) * 2016-08-23 2018-03-06 富士胶片株式会社 成像透镜及摄像装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5179472A (en) * 1990-06-25 1993-01-12 Fuji Photo Optical Co., Ltd. Zoom lens
JP3003081B2 (ja) * 1990-08-31 2000-01-24 株式会社シグマ インナーフォーカス式マクロレンズ
JP3476909B2 (ja) * 1994-06-15 2003-12-10 オリンパス株式会社 望遠レンズ
JP4590900B2 (ja) 2004-03-30 2010-12-01 株式会社ニコン 撮影レンズ
JP5125009B2 (ja) * 2006-07-20 2013-01-23 株式会社ニコン ズームレンズ、撮像装置、ズームレンズの防振方法、ズームレンズの変倍方法
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
JP2012242742A (ja) 2011-05-23 2012-12-10 Canon Inc 撮影光学系及びそれを有する撮像装置
JP2014219601A (ja) * 2013-05-09 2014-11-20 ソニー株式会社 マクロレンズおよび撮像装置
JP6251511B2 (ja) * 2013-08-09 2017-12-20 株式会社タムロン 光学系及び光学系のフォーカシング方法
KR102066941B1 (ko) 2013-12-16 2020-01-16 한화테크윈 주식회사 줌 렌즈계
JP6344965B2 (ja) * 2014-05-08 2018-06-20 キヤノン株式会社 光学系及びそれを有する撮像装置
CN106687848B (zh) 2014-07-30 2019-11-01 株式会社尼康 变倍光学系统以及光学装置
US10079964B2 (en) * 2014-12-22 2018-09-18 Panasonic Intellectual Property Management Co., Ltd. Lens system, interchangeable lens apparatus, and camera system
JP6437901B2 (ja) 2015-09-18 2018-12-12 富士フイルム株式会社 ズームレンズおよび撮像装置
JP6463261B2 (ja) 2015-12-22 2019-01-30 株式会社タムロン ズームレンズおよび撮像装置
JP6559104B2 (ja) * 2016-08-23 2019-08-14 富士フイルム株式会社 撮像レンズおよび撮像装置
JP6771371B2 (ja) * 2016-12-12 2020-10-21 富士フイルム株式会社 撮像レンズおよび撮像装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016136352A1 (ja) * 2015-02-26 2016-09-01 ソニー株式会社 マクロレンズおよび撮像装置
CN107765397A (zh) * 2016-08-23 2018-03-06 富士胶片株式会社 成像透镜及摄像装置

Also Published As

Publication number Publication date
JP2020060660A (ja) 2020-04-16
EP4386460A3 (en) 2024-08-28
EP3637166A1 (en) 2020-04-15
US11256062B2 (en) 2022-02-22
CN111025611A (zh) 2020-04-17
CN114706204A (zh) 2022-07-05
EP3637166B1 (en) 2024-05-15
CN111025611B (zh) 2022-04-05
US20200110242A1 (en) 2020-04-09
JP7163126B2 (ja) 2022-10-31
EP4386460A2 (en) 2024-06-19

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