JP2005291980A5 - - Google Patents

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Publication number
JP2005291980A5
JP2005291980A5 JP2004108687A JP2004108687A JP2005291980A5 JP 2005291980 A5 JP2005291980 A5 JP 2005291980A5 JP 2004108687 A JP2004108687 A JP 2004108687A JP 2004108687 A JP2004108687 A JP 2004108687A JP 2005291980 A5 JP2005291980 A5 JP 2005291980A5
Authority
JP
Japan
Prior art keywords
light
receiving unit
main scale
light receiving
optical encoder
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.)
Granted
Application number
JP2004108687A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005291980A (ja
JP4474188B2 (ja
Filing date
Publication date
Priority claimed from JP2004108687A external-priority patent/JP4474188B2/ja
Priority to JP2004108687A priority Critical patent/JP4474188B2/ja
Application filed filed Critical
Priority to EP05004593A priority patent/EP1577645B1/en
Priority to DE602005002287T priority patent/DE602005002287T2/de
Priority to US11/075,959 priority patent/US7132647B2/en
Priority to KR1020050022194A priority patent/KR100753062B1/ko
Priority to CNB2005100554535A priority patent/CN100389305C/zh
Publication of JP2005291980A publication Critical patent/JP2005291980A/ja
Priority to US11/535,298 priority patent/US7326919B2/en
Priority to KR1020070029126A priority patent/KR100738495B1/ko
Publication of JP2005291980A5 publication Critical patent/JP2005291980A5/ja
Publication of JP4474188B2 publication Critical patent/JP4474188B2/ja
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2004108687A 2004-03-17 2004-04-01 光学式エンコーダ Expired - Fee Related JP4474188B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2004108687A JP4474188B2 (ja) 2004-04-01 2004-04-01 光学式エンコーダ
EP05004593A EP1577645B1 (en) 2004-03-17 2005-03-02 Optical encoder
DE602005002287T DE602005002287T2 (de) 2004-03-17 2005-03-02 Optischer Encoder
US11/075,959 US7132647B2 (en) 2004-03-17 2005-03-09 Optical encoder
KR1020050022194A KR100753062B1 (ko) 2004-03-17 2005-03-17 광학식 엔코더
CNB2005100554535A CN100389305C (zh) 2004-03-17 2005-03-17 光学式编码器
US11/535,298 US7326919B2 (en) 2004-03-17 2006-09-26 Optical encoder
KR1020070029126A KR100738495B1 (ko) 2004-03-17 2007-03-26 광학식 엔코더

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004108687A JP4474188B2 (ja) 2004-04-01 2004-04-01 光学式エンコーダ

Publications (3)

Publication Number Publication Date
JP2005291980A JP2005291980A (ja) 2005-10-20
JP2005291980A5 true JP2005291980A5 (enrdf_load_stackoverflow) 2007-05-31
JP4474188B2 JP4474188B2 (ja) 2010-06-02

Family

ID=35325064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004108687A Expired - Fee Related JP4474188B2 (ja) 2004-03-17 2004-04-01 光学式エンコーダ

Country Status (1)

Country Link
JP (1) JP4474188B2 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008028025A (ja) * 2006-07-19 2008-02-07 Canon Inc 反射型センサ
JP4777208B2 (ja) 2006-10-06 2011-09-21 キヤノン株式会社 操作装置及びレンズ装置及び基準位置設定方法
JP5666126B2 (ja) * 2008-12-23 2015-02-12 アバゴ・テクノロジーズ・ジェネラル・アイピー（シンガポール）プライベート・リミテッド 単一トラック式光学エンコーダ
JP5864842B2 (ja) * 2010-08-18 2016-02-17 キヤノン株式会社 撮像装置、撮像装置の制御方法およびコンピュータプログラム
JP5855387B2 (ja) * 2011-08-11 2016-02-09 オリンパス株式会社 交換レンズ

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