JP2008228366A5 - - Google Patents

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Publication number
JP2008228366A5
JP2008228366A5 JP2007058493A JP2007058493A JP2008228366A5 JP 2008228366 A5 JP2008228366 A5 JP 2008228366A5 JP 2007058493 A JP2007058493 A JP 2007058493A JP 2007058493 A JP2007058493 A JP 2007058493A JP 2008228366 A5 JP2008228366 A5 JP 2008228366A5
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JP
Japan
Prior art keywords
vibrator
reference position
lens group
detecting
stator
Prior art date
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Granted
Application number
JP2007058493A
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Japanese (ja)
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JP5164397B2 (en
JP2008228366A (en
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Application filed filed Critical
Priority to JP2007058493A priority Critical patent/JP5164397B2/en
Priority claimed from JP2007058493A external-priority patent/JP5164397B2/en
Publication of JP2008228366A publication Critical patent/JP2008228366A/en
Publication of JP2008228366A5 publication Critical patent/JP2008228366A5/ja
Application granted granted Critical
Publication of JP5164397B2 publication Critical patent/JP5164397B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (1)

振動を発生する振動子及び該振動子に接触する固定子を有し、かつ前記振動子に周期電圧を印加することにより駆動力を得る振動アクチュエータと、異物を吸着する吸着手段と、レンズ群の基準位置の検出する基準位置検出センサとを備え、前記振動子又は前記固定子を接続した前記レンズ群を前記駆動力により光軸方向に駆動する光学機器において、
前記基準位置検出センサによる前記レンズ群の基準位置の検出動作前又は前記レンズ群の基準位置の検出動作中に、前記振動子に前記周期電圧を印加することで、前記振動子及び前記固定子及び前記レンズ群に付着した異物を除去する異物除去振動動作を行うことを特徴とする光学機器。 A vibration actuator that has a vibrator that generates vibration and a stator that contacts the vibrator , and obtains a driving force by applying a periodic voltage to the vibrator, an adsorption unit that adsorbs foreign matter, and a lens group and a reference position sensor for detecting the reference position, the optical device is driven in the optical axis direction the lens group that is connected to the vibrator or the stator by the driving force,
During operation of detecting the reference position of the detecting operation before or the lens reference position of the lens group by the reference position detecting sensor, by applying the periodic voltage to the vibrator, the vibrator and the stator and An optical apparatus that performs a foreign substance removing vibration operation for removing foreign substances attached to the lens group.
JP2007058493A 2007-03-08 2007-03-08 Vibration actuator and optical apparatus including the vibration actuator Expired - Fee Related JP5164397B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007058493A JP5164397B2 (en) 2007-03-08 2007-03-08 Vibration actuator and optical apparatus including the vibration actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007058493A JP5164397B2 (en) 2007-03-08 2007-03-08 Vibration actuator and optical apparatus including the vibration actuator

Publications (3)

Publication Number Publication Date
JP2008228366A JP2008228366A (en) 2008-09-25
JP2008228366A5 true JP2008228366A5 (en) 2010-04-08
JP5164397B2 JP5164397B2 (en) 2013-03-21

Family

ID=39846334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007058493A Expired - Fee Related JP5164397B2 (en) 2007-03-08 2007-03-08 Vibration actuator and optical apparatus including the vibration actuator

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JP (1) JP5164397B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101063047B1 (en) * 2010-06-23 2011-09-07 엘지이노텍 주식회사 Camera module with mems actuator and method for driving the same
JP5882796B2 (en) * 2011-03-31 2016-03-09 キヤノン株式会社 Driving method for vibrating body, vibrating device, driving device having the vibrating device, and optical apparatus
JP5885552B2 (en) * 2012-03-21 2016-03-15 キヤノン株式会社 Vibration device, drive device having the vibration device, and optical apparatus
JP6579207B2 (en) * 2018-03-28 2019-09-25 株式会社ニコン Vibration wave motor, lens barrel and camera

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006197698A (en) * 2005-01-12 2006-07-27 Canon Inc Control device of vibration type actuator and control method
JP2007017700A (en) * 2005-07-07 2007-01-25 Olympus Imaging Corp Lens barrel and imaging apparatus

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