JPWO2021117429A1 - - Google Patents

Info

Publication number
JPWO2021117429A1
JPWO2021117429A1 JP2021563814A JP2021563814A JPWO2021117429A1 JP WO2021117429 A1 JPWO2021117429 A1 JP WO2021117429A1 JP 2021563814 A JP2021563814 A JP 2021563814A JP 2021563814 A JP2021563814 A JP 2021563814A JP WO2021117429 A1 JPWO2021117429 A1 JP WO2021117429A1
Authority
JP
Japan
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
JP2021563814A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPWO2021117429A1 publication Critical patent/JPWO2021117429A1/ja
Priority to JP2023138708A priority Critical patent/JP7574897B2/ja
Priority to JP2024177545A priority patent/JP7775965B2/ja
Pending legal-status Critical Current

Links

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
    • G02B15/177—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 negative front lens or group of lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives
    • 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
    • G02B15/145—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
    • G02B15/1455—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 negative
    • G02B15/145507—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 negative 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
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • G02B7/105—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens with movable lens means specially adapted for focusing at close distances
    • 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)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2021563814A 2019-12-10 2020-11-17 Pending JPWO2021117429A1 (https=)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023138708A JP7574897B2 (ja) 2019-12-10 2023-08-29 光学系および光学機器
JP2024177545A JP7775965B2 (ja) 2019-12-10 2024-10-10 光学系および光学機器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019223170 2019-12-10
PCT/JP2020/042794 WO2021117429A1 (ja) 2019-12-10 2020-11-17 光学系、光学機器、および光学系の製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023138708A Division JP7574897B2 (ja) 2019-12-10 2023-08-29 光学系および光学機器

Publications (1)

Publication Number Publication Date
JPWO2021117429A1 true JPWO2021117429A1 (https=) 2021-06-17

Family

ID=76329793

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2021563814A Pending JPWO2021117429A1 (https=) 2019-12-10 2020-11-17
JP2023138708A Active JP7574897B2 (ja) 2019-12-10 2023-08-29 光学系および光学機器
JP2024177545A Active JP7775965B2 (ja) 2019-12-10 2024-10-10 光学系および光学機器

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2023138708A Active JP7574897B2 (ja) 2019-12-10 2023-08-29 光学系および光学機器
JP2024177545A Active JP7775965B2 (ja) 2019-12-10 2024-10-10 光学系および光学機器

Country Status (4)

Country Link
US (2) US12345863B2 (https=)
JP (3) JPWO2021117429A1 (https=)
CN (2) CN114761854B (https=)
WO (1) WO2021117429A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021117429A1 (ja) * 2019-12-10 2021-06-17 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
JP7548745B2 (ja) * 2020-07-22 2024-09-10 キヤノン電子株式会社 光学系及びそれを有する撮像装置
JP7621096B2 (ja) * 2020-11-20 2025-01-24 株式会社タムロン 光学系及び撮像装置
CN120129857A (zh) * 2022-10-24 2025-06-10 富士胶片株式会社 成像透镜及摄像装置

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08248314A (ja) * 1995-03-08 1996-09-27 Nikon Corp ズームレンズ
JPH1039210A (ja) * 1996-07-24 1998-02-13 Nikon Corp ズームレンズ
JP2010176099A (ja) * 2009-02-02 2010-08-12 Panasonic Corp ズームレンズ系、交換レンズ装置、及びカメラシステム
JP2012068303A (ja) * 2010-09-21 2012-04-05 Nikon Corp 撮影レンズ、この撮影レンズを備えた光学機器、及び、撮影レンズの製造方法
JP2015203734A (ja) * 2014-04-11 2015-11-16 株式会社シグマ 超広角ズームレンズ
WO2016121944A1 (ja) * 2015-01-30 2016-08-04 株式会社ニコン ズームレンズ、光学機器、およびズームレンズの製造方法
JP2017122745A (ja) * 2014-05-19 2017-07-13 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
JP2017122743A (ja) * 2014-05-19 2017-07-13 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
JP2017187631A (ja) * 2016-04-06 2017-10-12 オリンパス株式会社 ズーム光学系及びそれを備えた撮像装置
JP2018010219A (ja) * 2016-07-15 2018-01-18 株式会社ニコン 変倍光学系、光学機器及び変倍光学系の製造方法
JP2018077320A (ja) * 2016-11-09 2018-05-17 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
JP2018189733A (ja) * 2017-04-28 2018-11-29 株式会社シグマ 広角レンズ系
JP2019066701A (ja) * 2017-10-02 2019-04-25 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
WO2019116563A1 (ja) * 2017-12-15 2019-06-20 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
JP2019174714A (ja) * 2018-03-29 2019-10-10 オリンパス株式会社 ズームレンズ及びそれを備えた撮像装置
JP2019197130A (ja) * 2018-05-09 2019-11-14 株式会社シグマ 撮影レンズ

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5668668A (en) 1995-03-08 1997-09-16 Nikon Corporation Zoom lens with five lens groups
JP5168638B2 (ja) * 2008-04-22 2013-03-21 株式会社ニコン レンズ系及びこれを搭載する光学機器
US8934176B2 (en) * 2009-11-13 2015-01-13 Nikon Corporation Optical system, optical apparatus and method for manufacturing optical system
US8908273B2 (en) 2010-09-21 2014-12-09 Nikon Corporation Imaging lens, optical apparatus equipped therewith and method for manufacturing imaging lens
JP2015191065A (ja) * 2014-03-27 2015-11-02 株式会社ニコン ズームレンズ、撮像装置及びズームレンズの製造方法
WO2015178095A1 (ja) 2014-05-19 2015-11-26 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
WO2016121966A1 (ja) * 2015-01-30 2016-08-04 株式会社ニコン 変倍光学系、光学機器及び変倍光学系の製造方法
CN107272169B (zh) 2016-04-06 2019-09-24 奥林巴斯株式会社 变焦光学系统和具备该变焦光学系统的摄像装置
DE102016117547A1 (de) 2016-09-18 2018-03-22 Leica Camera Ag Objektiv fester Brennweite und konstanter Baulänge für Autofokusanwendungen
JP6798296B2 (ja) * 2016-12-09 2020-12-09 株式会社リコー 変倍光学系
WO2018139160A1 (ja) 2017-01-25 2018-08-02 ソニー株式会社 ズームレンズおよび撮像装置
JP7178796B2 (ja) 2018-04-27 2022-11-28 株式会社タムロン インナーフォーカス式撮像レンズ及び撮像装置
JP6665960B2 (ja) 2019-04-25 2020-03-13 株式会社シグマ 大口径広角レンズ
WO2021117429A1 (ja) 2019-12-10 2021-06-17 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

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08248314A (ja) * 1995-03-08 1996-09-27 Nikon Corp ズームレンズ
JPH1039210A (ja) * 1996-07-24 1998-02-13 Nikon Corp ズームレンズ
JP2010176099A (ja) * 2009-02-02 2010-08-12 Panasonic Corp ズームレンズ系、交換レンズ装置、及びカメラシステム
JP2012068303A (ja) * 2010-09-21 2012-04-05 Nikon Corp 撮影レンズ、この撮影レンズを備えた光学機器、及び、撮影レンズの製造方法
JP2015203734A (ja) * 2014-04-11 2015-11-16 株式会社シグマ 超広角ズームレンズ
JP2017122745A (ja) * 2014-05-19 2017-07-13 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
JP2017122743A (ja) * 2014-05-19 2017-07-13 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
WO2016121944A1 (ja) * 2015-01-30 2016-08-04 株式会社ニコン ズームレンズ、光学機器、およびズームレンズの製造方法
JP2017187631A (ja) * 2016-04-06 2017-10-12 オリンパス株式会社 ズーム光学系及びそれを備えた撮像装置
JP2018010219A (ja) * 2016-07-15 2018-01-18 株式会社ニコン 変倍光学系、光学機器及び変倍光学系の製造方法
JP2018077320A (ja) * 2016-11-09 2018-05-17 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
JP2018189733A (ja) * 2017-04-28 2018-11-29 株式会社シグマ 広角レンズ系
JP2019066701A (ja) * 2017-10-02 2019-04-25 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
WO2019116563A1 (ja) * 2017-12-15 2019-06-20 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
JP2019174714A (ja) * 2018-03-29 2019-10-10 オリンパス株式会社 ズームレンズ及びそれを備えた撮像装置
JP2019197130A (ja) * 2018-05-09 2019-11-14 株式会社シグマ 撮影レンズ

Also Published As

Publication number Publication date
CN118519260A (zh) 2024-08-20
WO2021117429A1 (ja) 2021-06-17
JP7775965B2 (ja) 2025-11-26
CN114761854B (zh) 2024-06-28
US20230023567A1 (en) 2023-01-26
US12345863B2 (en) 2025-07-01
CN114761854A (zh) 2022-07-15
JP7574897B2 (ja) 2024-10-29
JP2023155346A (ja) 2023-10-20
US20250306349A1 (en) 2025-10-02
JP2024177553A (ja) 2024-12-19

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