CN115769125A - 光学系统、光学设备以及光学系统的制造方法 - Google Patents

光学系统、光学设备以及光学系统的制造方法 Download PDF

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Publication number
CN115769125A
CN115769125A CN202180042589.XA CN202180042589A CN115769125A CN 115769125 A CN115769125 A CN 115769125A CN 202180042589 A CN202180042589 A CN 202180042589A CN 115769125 A CN115769125 A CN 115769125A
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CN
China
Prior art keywords
lens group
optical system
lens
focusing
conditional expression
Prior art date
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Pending
Application number
CN202180042589.XA
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English (en)
Chinese (zh)
Inventor
山下雅史
近藤晶乃
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Nikon Corp
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Nikon Corp
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Application filed by Nikon Corp filed Critical Nikon Corp
Publication of CN115769125A publication Critical patent/CN115769125A/zh
Pending legal-status Critical Current

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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
    • G02B15/144—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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • 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
    • G02B13/18—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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
  • Adjustment Of Camera Lenses (AREA)
CN202180042589.XA 2020-06-18 2021-04-12 光学系统、光学设备以及光学系统的制造方法 Pending CN115769125A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-105549 2020-06-18
JP2020105549 2020-06-18
PCT/JP2021/015136 WO2021256065A1 (ja) 2020-06-18 2021-04-12 光学系、光学機器、および光学系の製造方法

Publications (1)

Publication Number Publication Date
CN115769125A true CN115769125A (zh) 2023-03-07

Family

ID=79267734

Family Applications (1)

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CN202180042589.XA Pending CN115769125A (zh) 2020-06-18 2021-04-12 光学系统、光学设备以及光学系统的制造方法

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Country Link
US (2) US12399353B2 (https=)
JP (3) JP7400974B2 (https=)
CN (1) CN115769125A (https=)
WO (1) WO2021256065A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2026004766A (ja) * 2024-06-26 2026-01-15 キヤノン株式会社 光学系及びそれを有する撮像装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103837969A (zh) * 2012-11-22 2014-06-04 佳能株式会社 变焦透镜和图像拾取设备
WO2016194113A1 (ja) * 2015-06-01 2016-12-08 オリンパス株式会社 単焦点光学系及びそれを備えた光学装置
JP2017211489A (ja) * 2016-05-25 2017-11-30 コニカミノルタ株式会社 撮像レンズ，撮像光学装置及びデジタル機器
JP2017223754A (ja) * 2016-06-14 2017-12-21 キヤノン株式会社 撮影レンズ
WO2018135000A1 (ja) * 2017-01-23 2018-07-26 エスゼット ディージェイアイ テクノロジー カンパニー リミテッド レンズ系、撮像装置、移動体及びシステム
WO2019097716A1 (ja) * 2017-11-20 2019-05-23 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
WO2019220614A1 (ja) * 2018-05-18 2019-11-21 株式会社ニコン 光学系、光学機器、および光学系の製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003322797A (ja) 2002-05-08 2003-11-14 Canon Inc 撮影レンズ及びそれを有する光学機器
JP4115742B2 (ja) 2002-05-10 2008-07-09 株式会社タムロン 望遠マクロレンズ光学系
JP4467920B2 (ja) 2003-08-08 2010-05-26 キヤノン株式会社 撮影レンズ及びそれを有する撮像装置
JP5315562B2 (ja) 2009-02-05 2013-10-16 株式会社タムロン マクロレンズ
US8238044B2 (en) 2009-11-07 2012-08-07 Nikon Corporation Imaging lens, imaging apparatus, and method for manufacturing imaging lens
JP6025440B2 (ja) * 2012-07-31 2016-11-16 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
JP6665615B2 (ja) 2016-03-22 2020-03-13 株式会社シグマ 大口径望遠レンズ
JP2018097134A (ja) * 2016-12-13 2018-06-21 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
JP7171224B2 (ja) 2018-05-01 2022-11-15 キヤノン株式会社 光学系及びそれを有する撮像装置
US11287620B2 (en) * 2019-03-18 2022-03-29 Ricoh Company, Ltd. Zoom lens system, lens barrel, and imaging device
US12366729B2 (en) 2019-04-26 2025-07-22 Nikon Corporation Optical system, optical apparatus, and method for manufacturing optical system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103837969A (zh) * 2012-11-22 2014-06-04 佳能株式会社 变焦透镜和图像拾取设备
WO2016194113A1 (ja) * 2015-06-01 2016-12-08 オリンパス株式会社 単焦点光学系及びそれを備えた光学装置
JP2017211489A (ja) * 2016-05-25 2017-11-30 コニカミノルタ株式会社 撮像レンズ，撮像光学装置及びデジタル機器
JP2017223754A (ja) * 2016-06-14 2017-12-21 キヤノン株式会社 撮影レンズ
WO2018135000A1 (ja) * 2017-01-23 2018-07-26 エスゼット ディージェイアイ テクノロジー カンパニー リミテッド レンズ系、撮像装置、移動体及びシステム
WO2019097716A1 (ja) * 2017-11-20 2019-05-23 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
WO2019220614A1 (ja) * 2018-05-18 2019-11-21 株式会社ニコン 光学系、光学機器、および光学系の製造方法

Also Published As

Publication number Publication date
US12399353B2 (en) 2025-08-26
JP2024009261A (ja) 2024-01-19
JP2026009362A (ja) 2026-01-19
US20230258914A1 (en) 2023-08-17
JPWO2021256065A1 (https=) 2021-12-23
JP7772044B2 (ja) 2025-11-18
WO2021256065A1 (ja) 2021-12-23
JP7400974B2 (ja) 2023-12-19
US20250389938A1 (en) 2025-12-25

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