CN117406402A - 光学系统 - Google Patents

光学系统 Download PDF

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Publication number
CN117406402A
CN117406402A CN202310105770.1A CN202310105770A CN117406402A CN 117406402 A CN117406402 A CN 117406402A CN 202310105770 A CN202310105770 A CN 202310105770A CN 117406402 A CN117406402 A CN 117406402A
Authority
CN
China
Prior art keywords
optical system
lens group
lens
infinity
side lens
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
CN202310105770.1A
Other languages
English (en)
Chinese (zh)
Inventor
盐田了
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.)
Sigma Corp
Original Assignee
Sigma 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 Sigma Corp filed Critical Sigma Corp
Publication of CN117406402A publication Critical patent/CN117406402A/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
    • G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/005—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration for correction of secondary colour or higher-order chromatic aberrations
    • G02B27/0062—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration for correction of secondary colour or higher-order chromatic aberrations by controlling the dispersion of a lens material, e.g. adapting the relative partial dispersion
    • 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
    • G02B13/009—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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/22—Telecentric objectives or lens systems
    • 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
    • G02B15/146—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 more than five groups
    • G02B15/1461—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 more than five groups the first group being positive
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Lenses (AREA)
  • Adjustment Of Camera Lenses (AREA)
CN202310105770.1A 2022-07-15 2023-02-13 光学系统 Pending CN117406402A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022113938A JP2024011707A (ja) 2022-07-15 2022-07-15 光学系
JP2022-113938 2022-07-15

Publications (1)

Publication Number Publication Date
CN117406402A true CN117406402A (zh) 2024-01-16

Family

ID=89498789

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310105770.1A Pending CN117406402A (zh) 2022-07-15 2023-02-13 光学系统

Country Status (3)

Country Link
US (1) US20240019692A1 (cg-RX-API-DMAC10.html)
JP (3) JP2024011707A (cg-RX-API-DMAC10.html)
CN (1) CN117406402A (cg-RX-API-DMAC10.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20260086337A1 (en) * 2024-09-25 2026-03-26 Sun Yang Optics Development Co., Ltd. Fixed focus projection lens

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5488000B2 (ja) * 2009-02-02 2014-05-14 リコーイメージング株式会社 高変倍ズームレンズ系
JP6949608B2 (ja) * 2017-07-31 2021-10-13 キヤノン株式会社 光学系およびそれを有する撮像装置
JP6830430B2 (ja) * 2017-12-20 2021-02-17 富士フイルム株式会社 ズームレンズ及び撮像装置
JP7105716B2 (ja) * 2019-03-26 2022-07-25 富士フイルム株式会社 ズームレンズおよび撮像装置
JP7241674B2 (ja) * 2019-06-27 2023-03-17 富士フイルム株式会社 撮像レンズおよび撮像装置
JP7270569B2 (ja) * 2020-03-11 2023-05-10 富士フイルム株式会社 ズームレンズおよび撮像装置
JP7376421B2 (ja) * 2020-04-23 2023-11-08 富士フイルム株式会社 撮像レンズおよび撮像装置
US12282143B2 (en) * 2021-08-27 2025-04-22 Fujifilm Corporation Zoom lens and imaging apparatus
JP2023033114A (ja) * 2021-08-27 2023-03-09 富士フイルム株式会社 ズームレンズおよび撮像装置
JP7770854B2 (ja) * 2021-10-12 2025-11-17 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

Also Published As

Publication number Publication date
JP2024011707A (ja) 2024-01-25
JP2026083340A (ja) 2026-05-19
US20240019692A1 (en) 2024-01-18
JP2026083341A (ja) 2026-05-19

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