JPWO2021256049A1 - - Google Patents

Info

Publication number
JPWO2021256049A1
JPWO2021256049A1 JP2022532316A JP2022532316A JPWO2021256049A1 JP WO2021256049 A1 JPWO2021256049 A1 JP WO2021256049A1 JP 2022532316 A JP2022532316 A JP 2022532316A JP 2022532316 A JP2022532316 A JP 2022532316A JP WO2021256049 A1 JPWO2021256049 A1 JP WO2021256049A1
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
JP2022532316A
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 JPWO2021256049A1 publication Critical patent/JPWO2021256049A1/ja
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
    • G02B13/18—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
    • G02B15/16—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP2022532316A 2020-06-19 2021-03-30 Pending JPWO2021256049A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020106186 2020-06-19
PCT/JP2021/013654 WO2021256049A1 (ja) 2020-06-19 2021-03-30 変倍対物レンズおよびそれを備える測光測色計

Publications (1)

Publication Number Publication Date
JPWO2021256049A1 true JPWO2021256049A1 (ja) 2021-12-23

Family

ID=79267826

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022532316A Pending JPWO2021256049A1 (ja) 2020-06-19 2021-03-30

Country Status (3)

Country Link
JP (1) JPWO2021256049A1 (ja)
CN (1) CN115917392A (ja)
WO (1) WO2021256049A1 (ja)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000122110A (ja) * 1998-10-14 2000-04-28 Canon Inc リレー光学系及びそれを有したカメラシステム
JP4061152B2 (ja) * 2002-08-08 2008-03-12 オリンパス株式会社 ズーム撮影光学系
US7283309B2 (en) * 2004-08-20 2007-10-16 Panavision International, L.P. Wide-range, wide-angle, rotatable compound zoom
US7227682B2 (en) * 2005-04-08 2007-06-05 Panavision International, L.P. Wide-range, wide-angle compound zoom with simplified zooming structure
JP6570493B2 (ja) * 2016-08-30 2019-09-04 富士フイルム株式会社 ズームレンズ、投写型表示装置、および撮像装置

Also Published As

Publication number Publication date
WO2021256049A1 (ja) 2021-12-23
CN115917392A (zh) 2023-04-04

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Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230926