CN118805114A - 变倍光学系统、光学设备及变倍光学系统的制造方法 - Google Patents

变倍光学系统、光学设备及变倍光学系统的制造方法 Download PDF

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Publication number
CN118805114A
CN118805114A CN202380027500.1A CN202380027500A CN118805114A CN 118805114 A CN118805114 A CN 118805114A CN 202380027500 A CN202380027500 A CN 202380027500A CN 118805114 A CN118805114 A CN 118805114A
Authority
CN
China
Prior art keywords
lens group
optical system
focal length
lens
variable magnification
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
CN202380027500.1A
Other languages
English (en)
Chinese (zh)
Inventor
幸岛知之
斋藤悠马
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.)
Nikon Corp
Original Assignee
Nikon 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 Nikon Corp filed Critical Nikon Corp
Publication of CN118805114A publication Critical patent/CN118805114A/zh
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
    • G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
    • G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
    • G02B13/006—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element at least one element being a compound optical element, e.g. cemented elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/009—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras having zoom function
    • 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
    • G02B15/144113—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
    • G02B15/144—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
    • G02B15/1445—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 negative
    • G02B15/144511—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 negative 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
    • G02B15/144—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
    • G02B15/1445—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 negative
    • G02B15/144515—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 negative 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
    • 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
    • G02B7/025—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
CN202380027500.1A 2022-03-24 2023-03-07 变倍光学系统、光学设备及变倍光学系统的制造方法 Pending CN118805114A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022047890 2022-03-24
JP2022-047890 2022-03-24
PCT/JP2023/008475 WO2023181903A1 (ja) 2022-03-24 2023-03-07 変倍光学系、光学機器及び変倍光学系の製造方法

Publications (1)

Publication Number Publication Date
CN118805114A true CN118805114A (zh) 2024-10-18

Family

ID=88100717

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380027500.1A Pending CN118805114A (zh) 2022-03-24 2023-03-07 变倍光学系统、光学设备及变倍光学系统的制造方法

Country Status (4)

Country Link
US (1) US20250199275A1 (https=)
JP (1) JP7821409B2 (https=)
CN (1) CN118805114A (https=)
WO (1) WO2023181903A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7819912B2 (ja) * 2022-03-29 2026-02-25 株式会社シグマ 大口径比超広角ズームレンズ及びこれを備える撮像装置
JP2024076793A (ja) * 2022-11-25 2024-06-06 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、撮像システム
JP2026046644A (ja) * 2024-09-03 2026-03-13 キヤノン株式会社 ズームレンズ及び撮像装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09152552A (ja) * 1995-11-28 1997-06-10 Nikon Corp ズームレンズ
JPH1048521A (ja) * 1996-08-08 1998-02-20 Konica Corp ズームレンズ
JP4573945B2 (ja) * 2000-05-10 2010-11-04 キヤノン株式会社 ズームレンズ及びそれを用いた光学機器
JP4633752B2 (ja) * 2001-05-14 2011-02-16 オリンパス株式会社 電子撮像装置
JP4285951B2 (ja) * 2002-08-02 2009-06-24 オリンパス株式会社 ズームレンズ及びそれを用いた電子撮像装置
JP2004037925A (ja) * 2002-07-04 2004-02-05 Minolta Co Ltd 撮像装置
JP5294622B2 (ja) * 2007-12-28 2013-09-18 キヤノン株式会社 光学系及びそれを有する光学機器
JP5560624B2 (ja) * 2009-08-31 2014-07-30 カシオ計算機株式会社 ズームレンズ及び投射型表示装置
JP6198172B2 (ja) * 2012-12-25 2017-09-20 株式会社リコー 投射用ズームレンズ、投射光学系および画像表示装置
JP7506498B2 (ja) * 2020-03-17 2024-06-26 株式会社タムロン ズームレンズおよび撮像装置
JP7551444B2 (ja) * 2020-10-15 2024-09-17 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
JPWO2023181903A1 (https=) 2023-09-28
US20250199275A1 (en) 2025-06-19
WO2023181903A1 (ja) 2023-09-28
JP7821409B2 (ja) 2026-02-27

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