JP2002107791A5 - - Google Patents

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Publication number
JP2002107791A5
JP2002107791A5 JP2000300427A JP2000300427A JP2002107791A5 JP 2002107791 A5 JP2002107791 A5 JP 2002107791A5 JP 2000300427 A JP2000300427 A JP 2000300427A JP 2000300427 A JP2000300427 A JP 2000300427A JP 2002107791 A5 JP2002107791 A5 JP 2002107791A5
Authority
JP
Japan
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
JP2000300427A
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Japanese (ja)
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JP2002107791A (ja
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Publication date
Application filed filed Critical
Priority to JP2000300427A priority Critical patent/JP2002107791A/ja
Priority claimed from JP2000300427A external-priority patent/JP2002107791A/ja
Publication of JP2002107791A publication Critical patent/JP2002107791A/ja
Publication of JP2002107791A5 publication Critical patent/JP2002107791A5/ja
Pending legal-status Critical Current

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JP2000300427A 2000-09-29 2000-09-29 ステッピングモータ駆動装置およびこれを備えた装置、光量調節装置、光学機器 Pending JP2002107791A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000300427A JP2002107791A (ja) 2000-09-29 2000-09-29 ステッピングモータ駆動装置およびこれを備えた装置、光量調節装置、光学機器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000300427A JP2002107791A (ja) 2000-09-29 2000-09-29 ステッピングモータ駆動装置およびこれを備えた装置、光量調節装置、光学機器

Publications (2)

Publication Number Publication Date
JP2002107791A JP2002107791A (ja) 2002-04-10
JP2002107791A5 true JP2002107791A5 (enrdf_load_stackoverflow) 2007-11-01

Family

ID=18782113

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000300427A Pending JP2002107791A (ja) 2000-09-29 2000-09-29 ステッピングモータ駆動装置およびこれを備えた装置、光量調節装置、光学機器

Country Status (1)

Country Link
JP (1) JP2002107791A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4181955B2 (ja) * 2003-09-19 2008-11-19 キヤノン株式会社 光量調節装置及びカメラ
JP5064742B2 (ja) * 2006-08-25 2012-10-31 キヤノン株式会社 絞り装置
JP5952534B2 (ja) * 2011-06-29 2016-07-13 ミネベア株式会社 ステッピングモータ
JP2013125192A (ja) * 2011-12-15 2013-06-24 Mitsubishi Electric Corp 投射型画像表示装置、可変絞り装置の組み立て方法、可変絞り装置の原点調整方法
CN106253773A (zh) * 2016-07-29 2016-12-21 无锡研奥电子科技有限公司 步进电机控制系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0786431B2 (ja) * 1987-11-12 1995-09-20 株式会社日立製作所 分光光度計の切替装置
JPH0667254A (ja) * 1992-08-20 1994-03-11 Canon Inc 露光量調節装置
JPH0980583A (ja) * 1995-09-11 1997-03-28 Canon Inc 電磁駆動装置およびこれを用いたカメラのシャッタ装置
JPH1096650A (ja) * 1996-09-24 1998-04-14 Nippon Seiki Co Ltd ステッピングモータ式計器装置
JP3515672B2 (ja) * 1996-12-20 2004-04-05 グローリー工業株式会社 ステッピングモータを用いた通路切換方法
JPH11113290A (ja) * 1997-10-03 1999-04-23 Matsushita Electric Ind Co Ltd ステッピングモータ駆動方法およびディスク装置
JP2000050607A (ja) * 1998-07-30 2000-02-18 Canon Inc 回転位置制御装置
JP2000228020A (ja) * 1999-02-05 2000-08-15 Sony Corp 光ディスク駆動装置、光ディスク駆動方法および光ディスク装置

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