JP2023167315A - 駆動装置及びそれを有するレンズ装置 - Google Patents

駆動装置及びそれを有するレンズ装置 Download PDF

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Publication number
JP2023167315A
JP2023167315A JP2022078395A JP2022078395A JP2023167315A JP 2023167315 A JP2023167315 A JP 2023167315A JP 2022078395 A JP2022078395 A JP 2022078395A JP 2022078395 A JP2022078395 A JP 2022078395A JP 2023167315 A JP2023167315 A JP 2023167315A
Authority
JP
Japan
Prior art keywords
group
movable member
axis direction
lens barrel
rolling
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
JP2022078395A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023167315A5 (enExample
Inventor
敏宗 長野
Toshimune Nagano
雄一郎 加藤
Yuichiro Kato
正康 水島
Masayasu Mizushima
信乃 守吉
Shinno Moriyoshi
徹 松本
Toru Matsumoto
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 JP2022078395A priority Critical patent/JP2023167315A/ja
Priority to US18/306,329 priority patent/US12474540B2/en
Publication of JP2023167315A publication Critical patent/JP2023167315A/ja
Publication of JP2023167315A5 publication Critical patent/JP2023167315A5/ja
Pending legal-status Critical Current

Links

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
    • G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Adjustment Of Camera Lenses (AREA)
  • Lens Barrels (AREA)
JP2022078395A 2022-05-11 2022-05-11 駆動装置及びそれを有するレンズ装置 Pending JP2023167315A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022078395A JP2023167315A (ja) 2022-05-11 2022-05-11 駆動装置及びそれを有するレンズ装置
US18/306,329 US12474540B2 (en) 2022-05-11 2023-04-25 Driving apparatus and lens apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022078395A JP2023167315A (ja) 2022-05-11 2022-05-11 駆動装置及びそれを有するレンズ装置

Publications (2)

Publication Number Publication Date
JP2023167315A true JP2023167315A (ja) 2023-11-24
JP2023167315A5 JP2023167315A5 (enExample) 2025-05-15

Family

ID=88699815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022078395A Pending JP2023167315A (ja) 2022-05-11 2022-05-11 駆動装置及びそれを有するレンズ装置

Country Status (2)

Country Link
US (1) US12474540B2 (enExample)
JP (1) JP2023167315A (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6833504B2 (ja) 2016-12-27 2021-02-24 キヤノン株式会社 振れ補正装置およびこれを用いたレンズ装置、撮像装置
JP2018180095A (ja) 2017-04-05 2018-11-15 キヤノン株式会社 レンズ鏡筒及びこれを備える撮像装置
JP7016675B2 (ja) 2017-11-16 2022-02-07 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
US20230367094A1 (en) 2023-11-16
US12474540B2 (en) 2025-11-18

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