JP7203965B2 - レンズ駆動装置 - Google Patents

レンズ駆動装置 Download PDF

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Publication number
JP7203965B2
JP7203965B2 JP2021520743A JP2021520743A JP7203965B2 JP 7203965 B2 JP7203965 B2 JP 7203965B2 JP 2021520743 A JP2021520743 A JP 2021520743A JP 2021520743 A JP2021520743 A JP 2021520743A JP 7203965 B2 JP7203965 B2 JP 7203965B2
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JP
Japan
Prior art keywords
lens
coil
yoke
magnet
driving device
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
JP2021520743A
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English (en)
Japanese (ja)
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JPWO2020235439A1 (https=
JPWO2020235439A5 (https=
Inventor
康裕 森
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.)
Fujifilm Corp
Original Assignee
Fujifilm 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 Fujifilm Corp filed Critical Fujifilm Corp
Publication of JPWO2020235439A1 publication Critical patent/JPWO2020235439A1/ja
Publication of JPWO2020235439A5 publication Critical patent/JPWO2020235439A5/ja
Application granted granted Critical
Publication of JP7203965B2 publication Critical patent/JP7203965B2/ja
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0289—Transducers, loudspeakers, moving coil arrangements
    • 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
    • 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
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/066—Electromagnets with movable winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/081—Magnetic constructions
    • 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
    • G03B2205/0007—Movement of one or more optical elements for control of motion blur
    • 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
    • G03B2205/0007—Movement of one or more optical elements for control of motion blur
    • G03B2205/0015—Movement of one or more optical elements for control of motion blur by displacing one or more optical elements normal to the optical axis
    • 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
    • G03B2205/0069—Driving means for the movement of one or more optical element using electromagnetic actuators, e.g. voice coils

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Adjustment Of Camera Lenses (AREA)
  • Lens Barrels (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
JP2021520743A 2019-05-21 2020-05-14 レンズ駆動装置 Active JP7203965B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019095095 2019-05-21
JP2019095095 2019-05-21
PCT/JP2020/019249 WO2020235439A1 (ja) 2019-05-21 2020-05-14 レンズ駆動装置

Publications (3)

Publication Number Publication Date
JPWO2020235439A1 JPWO2020235439A1 (https=) 2020-11-26
JPWO2020235439A5 JPWO2020235439A5 (https=) 2022-05-18
JP7203965B2 true JP7203965B2 (ja) 2023-01-13

Family

ID=73459294

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021520743A Active JP7203965B2 (ja) 2019-05-21 2020-05-14 レンズ駆動装置

Country Status (3)

Country Link
US (1) US20220075201A1 (https=)
JP (1) JP7203965B2 (https=)
WO (1) WO2020235439A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112904641B (zh) * 2021-05-06 2021-08-13 新思考电机有限公司 抖动补偿装置、照相装置以及电子设备
WO2025104996A1 (ja) * 2023-11-14 2025-05-22 キヤノン株式会社 レンズ駆動装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017116663A (ja) 2015-12-22 2017-06-29 オリンパス株式会社 ブレ補正装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11344739A (ja) * 1998-06-02 1999-12-14 Tochigi Nikon:Kk ブレ補正装置及びブレ補正カメラ
JP2004191453A (ja) * 2002-12-09 2004-07-08 Sony Corp レンズ駆動装置および撮像装置
JP5821120B2 (ja) * 2011-10-07 2015-11-24 株式会社タムロン 防振アクチュエータ、及びそれを備えたレンズユニット、カメラ
JP2015011108A (ja) * 2013-06-27 2015-01-19 キヤノン株式会社 像振れ補正装置、レンズ鏡筒、光学機器、および撮像装置
JP2017173756A (ja) * 2016-03-25 2017-09-28 Hoya株式会社 撮像装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017116663A (ja) 2015-12-22 2017-06-29 オリンパス株式会社 ブレ補正装置

Also Published As

Publication number Publication date
US20220075201A1 (en) 2022-03-10
JPWO2020235439A1 (https=) 2020-11-26
WO2020235439A1 (ja) 2020-11-26

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