JP6980735B2 - 光学機器 - Google Patents

光学機器 Download PDF

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Publication number
JP6980735B2
JP6980735B2 JP2019190710A JP2019190710A JP6980735B2 JP 6980735 B2 JP6980735 B2 JP 6980735B2 JP 2019190710 A JP2019190710 A JP 2019190710A JP 2019190710 A JP2019190710 A JP 2019190710A JP 6980735 B2 JP6980735 B2 JP 6980735B2
Authority
JP
Japan
Prior art keywords
axis direction
movable member
optical axis
lens
optical
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.)
Active
Application number
JP2019190710A
Other languages
English (en)
Japanese (ja)
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JP2021067720A (ja
JP2021067720A5 (https=
Inventor
邦彦 佐々木
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2019190710A priority Critical patent/JP6980735B2/ja
Priority to US17/070,094 priority patent/US12032222B2/en
Publication of JP2021067720A publication Critical patent/JP2021067720A/ja
Publication of JP2021067720A5 publication Critical patent/JP2021067720A5/ja
Priority to JP2021186139A priority patent/JP7336500B2/ja
Application granted granted Critical
Publication of JP6980735B2 publication Critical patent/JP6980735B2/ja
Priority to US18/736,615 priority patent/US20240319476A1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
    • 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
    • G02B7/102—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 controlled by a microcomputer
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
  • Structure And Mechanism Of Cameras (AREA)
JP2019190710A 2019-10-18 2019-10-18 光学機器 Active JP6980735B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019190710A JP6980735B2 (ja) 2019-10-18 2019-10-18 光学機器
US17/070,094 US12032222B2 (en) 2019-10-18 2020-10-14 Optical apparatus
JP2021186139A JP7336500B2 (ja) 2019-10-18 2021-11-16 光学機器
US18/736,615 US20240319476A1 (en) 2019-10-18 2024-06-07 Optical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019190710A JP6980735B2 (ja) 2019-10-18 2019-10-18 光学機器

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2021186139A Division JP7336500B2 (ja) 2019-10-18 2021-11-16 光学機器

Publications (3)

Publication Number Publication Date
JP2021067720A JP2021067720A (ja) 2021-04-30
JP2021067720A5 JP2021067720A5 (https=) 2021-07-26
JP6980735B2 true JP6980735B2 (ja) 2021-12-15

Family

ID=75492338

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019190710A Active JP6980735B2 (ja) 2019-10-18 2019-10-18 光学機器

Country Status (2)

Country Link
US (2) US12032222B2 (https=)
JP (1) JP6980735B2 (https=)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100272342B1 (ko) * 1998-05-14 2001-03-02 이중구 줌카메라의바리어개폐장치및그방법
JP2000089088A (ja) * 1999-10-13 2000-03-31 Olympus Optical Co Ltd レンズ鏡筒
JP3980237B2 (ja) 2000-01-25 2007-09-26 富士フイルム株式会社 デジタルカメラ
JP2006178006A (ja) 2004-12-20 2006-07-06 Sony Corp 撮像用レンズ装置
JP5719987B2 (ja) * 2010-04-15 2015-05-20 パナソニックＩｐマネジメント株式会社 駆動装置
JP2014016513A (ja) 2012-07-10 2014-01-30 Canon Inc レンズ制御装置、及び撮像装置
JP6788493B2 (ja) * 2016-12-22 2020-11-25 キヤノン株式会社 振動波モータおよびこれを用いた装置
CN111133354B (zh) * 2017-09-29 2022-05-10 株式会社尼康 透镜镜筒及摄像装置
CN111201463B (zh) * 2017-09-29 2021-10-08 株式会社尼康 透镜镜筒及摄像装置
JP2019126161A (ja) * 2018-01-16 2019-07-25 キヤノン株式会社 振動波モータおよび振動波モータを用いたレンズ駆動装置
JP2019133009A (ja) 2018-01-31 2019-08-08 キヤノン株式会社 レンズ鏡筒および撮像装置

Also Published As

Publication number Publication date
US20240319476A1 (en) 2024-09-26
JP2021067720A (ja) 2021-04-30
US20210116672A1 (en) 2021-04-22
US12032222B2 (en) 2024-07-09

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