JP7479868B2 - 光学駆動装置および光学機器 - Google Patents

光学駆動装置および光学機器 Download PDF

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Publication number
JP7479868B2
JP7479868B2 JP2020026593A JP2020026593A JP7479868B2 JP 7479868 B2 JP7479868 B2 JP 7479868B2 JP 2020026593 A JP2020026593 A JP 2020026593A JP 2020026593 A JP2020026593 A JP 2020026593A JP 7479868 B2 JP7479868 B2 JP 7479868B2
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JP
Japan
Prior art keywords
holding member
optical
guide
optical axis
axis direction
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
JP2020026593A
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English (en)
Japanese (ja)
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JP2021131460A (ja
JP2021131460A5 (enExample
Inventor
真 追川
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 JP2020026593A priority Critical patent/JP7479868B2/ja
Priority to US17/178,133 priority patent/US11681119B2/en
Publication of JP2021131460A publication Critical patent/JP2021131460A/ja
Publication of JP2021131460A5 publication Critical patent/JP2021131460A5/ja
Application granted granted Critical
Publication of JP7479868B2 publication Critical patent/JP7479868B2/ja
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
    • G02B7/10—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
    • 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
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • 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
    • G02B7/023—Mountings, adjusting means, or light-tight connections, for optical elements for lenses permitting adjustment
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • 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
    • G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
    • G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B2205/0053—Driving means for the movement of one or more optical element
    • G03B2205/0061—Driving means for the movement of one or more optical element using piezoelectric actuators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
JP2020026593A 2020-02-19 2020-02-19 光学駆動装置および光学機器 Active JP7479868B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020026593A JP7479868B2 (ja) 2020-02-19 2020-02-19 光学駆動装置および光学機器
US17/178,133 US11681119B2 (en) 2020-02-19 2021-02-17 Optical driving apparatus and optical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020026593A JP7479868B2 (ja) 2020-02-19 2020-02-19 光学駆動装置および光学機器

Publications (3)

Publication Number Publication Date
JP2021131460A JP2021131460A (ja) 2021-09-09
JP2021131460A5 JP2021131460A5 (enExample) 2023-01-30
JP7479868B2 true JP7479868B2 (ja) 2024-05-09

Family

ID=77272621

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020026593A Active JP7479868B2 (ja) 2020-02-19 2020-02-19 光学駆動装置および光学機器

Country Status (2)

Country Link
US (1) US11681119B2 (enExample)
JP (1) JP7479868B2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230393364A1 (en) * 2020-12-09 2023-12-07 Nikon Corporation Lens barrel and imaging device
JP7670119B2 (ja) * 2021-03-22 2025-04-30 株式会社ニコン レンズ鏡筒および撮像装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011164615A (ja) 2010-02-11 2011-08-25 Leica Microsystems (Schweiz) Ag 光学要素をガイドするシステム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515210A (en) * 1993-04-12 1996-05-07 Hughes Aircraft Company Permanent magnetic suspension with roller guides
JP3352260B2 (ja) * 1994-12-27 2002-12-03 キヤノン株式会社 レンズ駆動装置
JPH08251949A (ja) * 1995-03-15 1996-09-27 Canon Inc 振動駆動装置
US5745470A (en) * 1995-05-31 1998-04-28 Kabushiki Kaisha Toshiba Head moving apparatus which cancels leakage flux
JPH1195082A (ja) * 1997-09-17 1999-04-09 Minolta Co Ltd レンズ駆動機構
US9671616B2 (en) * 2014-09-02 2017-06-06 Flir Systems, Inc. Optics system with magnetic backlash reduction

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011164615A (ja) 2010-02-11 2011-08-25 Leica Microsystems (Schweiz) Ag 光学要素をガイドするシステム

Also Published As

Publication number Publication date
JP2021131460A (ja) 2021-09-09
US20210255419A1 (en) 2021-08-19
US11681119B2 (en) 2023-06-20

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