JPS62298704A - 光学式測長装置 - Google Patents

光学式測長装置

Info

Publication number
JPS62298704A
JPS62298704A JP14176386A JP14176386A JPS62298704A JP S62298704 A JPS62298704 A JP S62298704A JP 14176386 A JP14176386 A JP 14176386A JP 14176386 A JP14176386 A JP 14176386A JP S62298704 A JPS62298704 A JP S62298704A
Authority
JP
Japan
Prior art keywords
main scale
lens array
light
scale
detector
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
JP14176386A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0418252B2 (enrdf_load_stackoverflow
Inventor
Kazuo Shiratori
白鳥　和男
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.)
Futaba Corp
Original Assignee
Futaba Corp
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 Futaba Corp filed Critical Futaba Corp
Priority to JP14176386A priority Critical patent/JPS62298704A/ja
Publication of JPS62298704A publication Critical patent/JPS62298704A/ja
Publication of JPH0418252B2 publication Critical patent/JPH0418252B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
JP14176386A 1986-06-18 1986-06-18 光学式測長装置 Granted JPS62298704A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14176386A JPS62298704A (ja) 1986-06-18 1986-06-18 光学式測長装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14176386A JPS62298704A (ja) 1986-06-18 1986-06-18 光学式測長装置

Publications (2)

Publication Number Publication Date
JPS62298704A true JPS62298704A (ja) 1987-12-25
JPH0418252B2 JPH0418252B2 (enrdf_load_stackoverflow) 1992-03-27

Family

ID=15299614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14176386A Granted JPS62298704A (ja) 1986-06-18 1986-06-18 光学式測長装置

Country Status (1)

Country Link
JP (1) JPS62298704A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6703601B2 (en) 1997-02-21 2004-03-09 Fanuc, Ltd. Motion detection of an optical encoder by converging emitted light beams
JP2007108089A (ja) * 2005-10-17 2007-04-26 Ricoh Co Ltd 相対位置検出装置、回転体走行検出装置及び画像形成装置
JP2013096757A (ja) * 2011-10-28 2013-05-20 Mitsutoyo Corp 変位検出装置、変位検出方法及び変位検出プログラム
JP2017053672A (ja) * 2015-09-08 2017-03-16 株式会社ミツトヨ エンコーダ

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6703601B2 (en) 1997-02-21 2004-03-09 Fanuc, Ltd. Motion detection of an optical encoder by converging emitted light beams
JP2007108089A (ja) * 2005-10-17 2007-04-26 Ricoh Co Ltd 相対位置検出装置、回転体走行検出装置及び画像形成装置
JP2013096757A (ja) * 2011-10-28 2013-05-20 Mitsutoyo Corp 変位検出装置、変位検出方法及び変位検出プログラム
JP2017053672A (ja) * 2015-09-08 2017-03-16 株式会社ミツトヨ エンコーダ

Also Published As

Publication number Publication date
JPH0418252B2 (enrdf_load_stackoverflow) 1992-03-27

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