JP7721295B2 - レンズ装置、撮像装置、レンズ装置の制御方法、及びプログラム - Google Patents

レンズ装置、撮像装置、レンズ装置の制御方法、及びプログラム

Info

Publication number
JP7721295B2
JP7721295B2 JP2021049738A JP2021049738A JP7721295B2 JP 7721295 B2 JP7721295 B2 JP 7721295B2 JP 2021049738 A JP2021049738 A JP 2021049738A JP 2021049738 A JP2021049738 A JP 2021049738A JP 7721295 B2 JP7721295 B2 JP 7721295B2
Authority
JP
Japan
Prior art keywords
region
holding member
control
optical use
interference
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
JP2021049738A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022148164A (ja
JP2022148164A5 (enExample
Inventor
敏宏 奥田
邦彦 佐々木
秀 伊藤
忠典 岡田
武彦 佐藤
敏宗 長野
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 JP2021049738A priority Critical patent/JP7721295B2/ja
Priority to US17/700,854 priority patent/US12405442B2/en
Publication of JP2022148164A publication Critical patent/JP2022148164A/ja
Publication of JP2022148164A5 publication Critical patent/JP2022148164A5/ja
Application granted granted Critical
Publication of JP7721295B2 publication Critical patent/JP7721295B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B7/04—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
    • 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
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • G03B5/02—Lateral adjustment of lens
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/026—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors by pressing one or more vibrators against the driven body
    • 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
    • G03B2205/0046—Movement of one or more optical elements for zooming
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
  • Focusing (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Automatic Focus Adjustment (AREA)
JP2021049738A 2021-03-24 2021-03-24 レンズ装置、撮像装置、レンズ装置の制御方法、及びプログラム Active JP7721295B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021049738A JP7721295B2 (ja) 2021-03-24 2021-03-24 レンズ装置、撮像装置、レンズ装置の制御方法、及びプログラム
US17/700,854 US12405442B2 (en) 2021-03-24 2022-03-22 Lens apparatus, image pickup apparatus, control method for lens apparatus, and medium storing program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021049738A JP7721295B2 (ja) 2021-03-24 2021-03-24 レンズ装置、撮像装置、レンズ装置の制御方法、及びプログラム

Publications (3)

Publication Number Publication Date
JP2022148164A JP2022148164A (ja) 2022-10-06
JP2022148164A5 JP2022148164A5 (enExample) 2023-12-15
JP7721295B2 true JP7721295B2 (ja) 2025-08-12

Family

ID=83363915

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021049738A Active JP7721295B2 (ja) 2021-03-24 2021-03-24 レンズ装置、撮像装置、レンズ装置の制御方法、及びプログラム

Country Status (2)

Country Link
US (1) US12405442B2 (enExample)
JP (1) JP7721295B2 (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010145503A (ja) 2008-12-16 2010-07-01 Canon Inc レンズ装置
JP2018081208A (ja) 2016-11-16 2018-05-24 キヤノン株式会社 光学機器、撮像装置および制御方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03257410A (ja) * 1990-03-08 1991-11-15 Konica Corp 可変焦点カメラ
US5455649A (en) * 1990-05-31 1995-10-03 Canon Kabushiki Kaisha Optical system controlling apparatus
US5786941A (en) * 1994-07-08 1998-07-28 Minolta C., Ltd. Zoom lens system
US5842057A (en) * 1996-01-26 1998-11-24 Asahi Kogaki Kogo Kabushiki Kaisha Camera with lens barrier apparatus
US5999748A (en) * 1996-01-26 1999-12-07 Asahi Kogaku Kogyo Kabushiki Kaisha Camera with lens barrier apparatus
US6714731B2 (en) * 2001-02-23 2004-03-30 Hewlett-Packard Development Company, L.P. Zoom and focus control method and system
WO2005057265A1 (ja) * 2003-12-09 2005-06-23 Matsushita Electric Industrial Co., Ltd. レンズ駆動装置、撮像装置及びこれに用いるレンズ鏡筒とカメラ本体
JP4684597B2 (ja) * 2004-08-13 2011-05-18 Ｈｏｙａ株式会社 レンズ制御装置
JP2006078705A (ja) * 2004-09-08 2006-03-23 Canon Inc ズーム光学系
JP4833561B2 (ja) 2005-02-18 2011-12-07 株式会社リコー 撮影レンズ駆動制御装置
US7511900B2 (en) * 2006-08-18 2009-03-31 Olympus Imaging Corp. Lens barrel
JP4991455B2 (ja) 2007-01-18 2012-08-01 キヤノン株式会社 レンズ鏡筒及びそれを用いた撮影装置
JP5064271B2 (ja) * 2008-03-14 2012-10-31 Ｈｏｙａ株式会社 レンズ鏡筒
JP5253849B2 (ja) * 2008-03-14 2013-07-31 Ｈｏｙａ株式会社 レンズ鏡筒
JP2010139720A (ja) 2008-12-11 2010-06-24 Canon Inc レンズ鏡筒
US9294658B2 (en) * 2010-12-06 2016-03-22 Panasonic Intellectual Property Management Co., Ltd. Lens barrel, imaging device and camera
US8988594B2 (en) * 2010-12-13 2015-03-24 Panasonic Intellectual Property Management Co., Ltd. Lens barrel, imaging pickup device, and camera
JP5785391B2 (ja) * 2010-12-28 2015-09-30 キヤノン株式会社 レンズ装置及びそれを有する撮像システム
CN103635856B (zh) * 2011-06-29 2015-06-17 奥林巴斯映像株式会社 照相机装置、更换镜头装置、照相机主体部及对焦控制方法
JP6673762B2 (ja) 2016-06-24 2020-03-25 オリンパス株式会社 レンズ駆動装置およびレンズ駆動制御方法
JP7596209B2 (ja) * 2021-04-28 2024-12-09 キヤノン株式会社 レンズ装置、撮像装置、レンズ装置の制御方法、及びプログラム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010145503A (ja) 2008-12-16 2010-07-01 Canon Inc レンズ装置
JP2018081208A (ja) 2016-11-16 2018-05-24 キヤノン株式会社 光学機器、撮像装置および制御方法

Also Published As

Publication number Publication date
JP2022148164A (ja) 2022-10-06
US20220308311A1 (en) 2022-09-29
US12405442B2 (en) 2025-09-02

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