JP7459968B2 - 光学系および光学機器 - Google Patents

光学系および光学機器 Download PDF

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Publication number
JP7459968B2
JP7459968B2 JP2022560679A JP2022560679A JP7459968B2 JP 7459968 B2 JP7459968 B2 JP 7459968B2 JP 2022560679 A JP2022560679 A JP 2022560679A JP 2022560679 A JP2022560679 A JP 2022560679A JP 7459968 B2 JP7459968 B2 JP 7459968B2
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JP
Japan
Prior art keywords
lens group
optical system
lens
infinity
refractive power
Prior art date
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Active
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JP2022560679A
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English (en)
Japanese (ja)
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JPWO2022097401A1 (https=
Inventor
知憲 栗林
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
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Nikon Corp
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Publication date
Application filed by Nikon Corp filed Critical Nikon Corp
Publication of JPWO2022097401A1 publication Critical patent/JPWO2022097401A1/ja
Priority to JP2024036624A priority Critical patent/JP7722493B2/ja
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Publication of JP7459968B2 publication Critical patent/JP7459968B2/ja
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    • 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 -
    • G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
    • 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
    • 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
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2022560679A 2020-11-06 2021-10-04 光学系および光学機器 Active JP7459968B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024036624A JP7722493B2 (ja) 2020-11-06 2024-03-11 光学系および光学機器

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020185907 2020-11-06
JP2020185907 2020-11-06
PCT/JP2021/036577 WO2022097401A1 (ja) 2020-11-06 2021-10-04 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
JP2024036624A Division JP7722493B2 (ja) 2020-11-06 2024-03-11 光学系および光学機器

Publications (2)

Publication Number Publication Date
JPWO2022097401A1 JPWO2022097401A1 (https=) 2022-05-12
JP7459968B2 true JP7459968B2 (ja) 2024-04-02

Family

ID=81457749

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022560679A Active JP7459968B2 (ja) 2020-11-06 2021-10-04 光学系および光学機器
JP2024036624A Active JP7722493B2 (ja) 2020-11-06 2024-03-11 光学系および光学機器

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024036624A Active JP7722493B2 (ja) 2020-11-06 2024-03-11 光学系および光学機器

Country Status (4)

Country Link
US (1) US20230375802A1 (https=)
JP (2) JP7459968B2 (https=)
CN (2) CN116209936B (https=)
WO (1) WO2022097401A1 (https=)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3538341B2 (ja) * 1999-07-02 2004-06-14 ペンタックス株式会社 望遠マクロレンズ系
JP5542375B2 (ja) * 2009-06-30 2014-07-09 株式会社シグマ 防振機能を有するインナーフォーカス式マクロレンズ
JP5849884B2 (ja) * 2012-05-29 2016-02-03 コニカミノルタ株式会社 望遠レンズ，撮像光学装置及びデジタル機器
JP5846065B2 (ja) * 2012-07-25 2016-01-20 コニカミノルタ株式会社 望遠レンズ，撮像光学装置及びデジタル機器
JP6880708B2 (ja) * 2016-02-29 2021-06-02 リコーイメージング株式会社 ズームレンズ系
JP6689768B2 (ja) * 2017-02-28 2020-04-28 富士フイルム株式会社 撮像レンズおよび撮像装置
JP7163126B2 (ja) * 2018-10-09 2022-10-31 キヤノン株式会社 光学系及び撮像装置
JP7164184B2 (ja) * 2019-04-11 2022-11-01 コニカミノルタ株式会社 撮像光学系，撮像光学装置及びデジタル機器

Also Published As

Publication number Publication date
WO2022097401A1 (ja) 2022-05-12
JPWO2022097401A1 (https=) 2022-05-12
CN116209936B (zh) 2026-01-09
CN121634469A (zh) 2026-03-10
JP2024053095A (ja) 2024-04-12
JP7722493B2 (ja) 2025-08-13
CN116209936A (zh) 2023-06-02
US20230375802A1 (en) 2023-11-23

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