JP6592359B2 - レンズ装置及びそれを有する撮像装置 - Google Patents

レンズ装置及びそれを有する撮像装置 Download PDF

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Publication number
JP6592359B2
JP6592359B2 JP2015256004A JP2015256004A JP6592359B2 JP 6592359 B2 JP6592359 B2 JP 6592359B2 JP 2015256004 A JP2015256004 A JP 2015256004A JP 2015256004 A JP2015256004 A JP 2015256004A JP 6592359 B2 JP6592359 B2 JP 6592359B2
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Japan
Prior art keywords
optical member
difference
output value
drive
speed
Prior art date
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Active
Application number
JP2015256004A
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English (en)
Japanese (ja)
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JP2017120290A5 (https=
JP2017120290A (ja
Inventor
和音 鈴木
和音 鈴木
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 JP2015256004A priority Critical patent/JP6592359B2/ja
Priority to US15/378,155 priority patent/US10627596B2/en
Publication of JP2017120290A publication Critical patent/JP2017120290A/ja
Publication of JP2017120290A5 publication Critical patent/JP2017120290A5/ja
Application granted granted Critical
Publication of JP6592359B2 publication Critical patent/JP6592359B2/ja
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    • 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
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Program-control systems
    • G05B19/02—Program-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form
    • G05B19/416—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by control of velocity, acceleration or deceleration
    • 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
    • H02N2/06—Drive circuits; Control arrangements or methods
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/45—Nc applications
    • G05B2219/45179—Optical, telescope

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Lens Barrels (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Multiple Motors (AREA)
  • Studio Devices (AREA)
JP2015256004A 2015-12-28 2015-12-28 レンズ装置及びそれを有する撮像装置 Active JP6592359B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015256004A JP6592359B2 (ja) 2015-12-28 2015-12-28 レンズ装置及びそれを有する撮像装置
US15/378,155 US10627596B2 (en) 2015-12-28 2016-12-14 Lens apparatus and image pickup apparatus including the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015256004A JP6592359B2 (ja) 2015-12-28 2015-12-28 レンズ装置及びそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2017120290A JP2017120290A (ja) 2017-07-06
JP2017120290A5 JP2017120290A5 (https=) 2018-03-29
JP6592359B2 true JP6592359B2 (ja) 2019-10-16

Family

ID=59088410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015256004A Active JP6592359B2 (ja) 2015-12-28 2015-12-28 レンズ装置及びそれを有する撮像装置

Country Status (2)

Country Link
US (1) US10627596B2 (https=)
JP (1) JP6592359B2 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7309383B2 (ja) * 2019-02-25 2023-07-18 キヤノン株式会社 撮像装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2832029B2 (ja) * 1989-04-21 1998-12-02 キヤノン株式会社 自動焦点整合装置
JPH0933788A (ja) 1995-07-17 1997-02-07 Minolta Co Ltd レンズ駆動装置
JP3777936B2 (ja) 2000-02-09 2006-05-24 セイコーエプソン株式会社 モータ制御方法及び制御装置
JP2003066312A (ja) 2001-08-28 2003-03-05 Canon Inc レンズ装置、カメラシステムおよびカメラ
JP2004109690A (ja) * 2002-09-19 2004-04-08 Canon Inc カメラシステムおよびカメラ
JP3997151B2 (ja) 2002-12-10 2007-10-24 キヤノン株式会社 モーター制御装置
JP5079989B2 (ja) * 2005-06-17 2012-11-21 カシオ計算機株式会社 カメラ装置、移動制御方法および移動制御プログラム
JP2010085809A (ja) 2008-10-01 2010-04-15 Panasonic Corp 光学機器
JP6202880B2 (ja) * 2013-05-20 2017-09-27 キヤノン株式会社 撮像装置、撮像システム、撮像装置の制御方法、プログラム、および、記憶媒体

Also Published As

Publication number Publication date
JP2017120290A (ja) 2017-07-06
US10627596B2 (en) 2020-04-21
US20170184809A1 (en) 2017-06-29

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