JPS5174659A - - Google Patents

Info

Publication number
JPS5174659A
JPS5174659A JP50000480A JP48075A JPS5174659A JP S5174659 A JPS5174659 A JP S5174659A JP 50000480 A JP50000480 A JP 50000480A JP 48075 A JP48075 A JP 48075A JP S5174659 A JPS5174659 A JP S5174659A
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
JP50000480A
Other languages
Japanese (ja)
Inventor
Juzo Ono
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP50000480A priority Critical patent/JPS5174659A/ja
Publication of JPS5174659A publication Critical patent/JPS5174659A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
JP50000480A 1974-12-24 1974-12-24 Pending JPS5174659A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50000480A JPS5174659A (en) 1974-12-24 1974-12-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50000480A JPS5174659A (en) 1974-12-24 1974-12-24

Publications (1)

Publication Number Publication Date
JPS5174659A true JPS5174659A (en) 1976-06-28

Family

ID=11474924

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50000480A Pending JPS5174659A (en) 1974-12-24 1974-12-24

Country Status (1)

Country Link
JP (1) JPS5174659A (en)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5784406U (en) * 1980-11-14 1982-05-25
JPS57102807U (en) * 1980-12-17 1982-06-24
JPS57182106A (en) * 1981-04-16 1982-11-09 Euromask Method and device for optically measuring displacement and photo-repeater on thin piece
JPS57207805A (en) * 1981-06-17 1982-12-20 Hitachi Ltd Displacement measuring device
JPS5963517A (en) * 1982-10-04 1984-04-11 Nippon Kogaku Kk <Nikon> Photoelectric encoder
JPS60190812A (en) * 1984-10-26 1985-09-28 Hitachi Ltd Position detector
JPS60243514A (en) * 1984-05-08 1985-12-03 ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミト・ベシユレンクテル・ハフツング Photoelectric measuring device
JPS61233318A (en) * 1986-04-24 1986-10-17 Nippon Telegr & Teleph Corp <Ntt> Optical position detector
JPS62172203A (en) * 1986-01-27 1987-07-29 Agency Of Ind Science & Technol Method for measuring relative displacement
JPS62204126A (en) * 1986-03-04 1987-09-08 Canon Inc Encoder
JPS63277922A (en) * 1987-05-11 1988-11-15 Canon Inc Length measuring instrument
JPS63309816A (en) * 1987-06-12 1988-12-16 Tokyo Seimitsu Co Ltd Linear scale
JPS63309817A (en) * 1987-06-12 1988-12-16 Tokyo Seimitsu Co Ltd Linear encoder
JPH01124434A (en) * 1986-12-03 1989-05-17 Randall Instr Co Inc Optical apparatus
JPH032520A (en) * 1990-04-20 1991-01-08 Hitachi Ltd Position detector
JP2013050448A (en) * 2011-08-30 2013-03-14 Dr Johannes Heidenhain Gmbh Mechanism for measuring interval by interferometer system
JP2014119445A (en) * 2012-12-17 2014-06-30 Mitsutoyo Corp Optical encoder illumination section

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5784406U (en) * 1980-11-14 1982-05-25
JPS6234242Y2 (en) * 1980-11-14 1987-09-01
JPS6234244Y2 (en) * 1980-12-17 1987-09-01
JPS57102807U (en) * 1980-12-17 1982-06-24
JPS57182106A (en) * 1981-04-16 1982-11-09 Euromask Method and device for optically measuring displacement and photo-repeater on thin piece
JPS57207805A (en) * 1981-06-17 1982-12-20 Hitachi Ltd Displacement measuring device
JPH038491B2 (en) * 1981-06-17 1991-02-06 Hitachi Ltd
JPS5963517A (en) * 1982-10-04 1984-04-11 Nippon Kogaku Kk <Nikon> Photoelectric encoder
JPH0237963B2 (en) * 1982-10-04 1990-08-28 Nippon Kogaku Kk
JPS60243514A (en) * 1984-05-08 1985-12-03 ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミト・ベシユレンクテル・ハフツング Photoelectric measuring device
JPH0132450B2 (en) * 1984-05-08 1989-06-30 Dokutoru Yohanesu Haidenhain Gmbh
JPH0126005B2 (en) * 1984-10-26 1989-05-22 Hitachi Ltd
JPS60190812A (en) * 1984-10-26 1985-09-28 Hitachi Ltd Position detector
JPH0466295B2 (en) * 1986-01-27 1992-10-22 Kogyo Gijutsuin
JPS62172203A (en) * 1986-01-27 1987-07-29 Agency Of Ind Science & Technol Method for measuring relative displacement
JPS62204126A (en) * 1986-03-04 1987-09-08 Canon Inc Encoder
JPS61233318A (en) * 1986-04-24 1986-10-17 Nippon Telegr & Teleph Corp <Ntt> Optical position detector
JPH01124434A (en) * 1986-12-03 1989-05-17 Randall Instr Co Inc Optical apparatus
JPH0351167B2 (en) * 1986-12-03 1991-08-06 Randooru Insutorumento Co Inc
JPS63277922A (en) * 1987-05-11 1988-11-15 Canon Inc Length measuring instrument
JPH0648169B2 (en) * 1987-05-11 1994-06-22 キヤノン株式会社 Length measuring device
JPS63309817A (en) * 1987-06-12 1988-12-16 Tokyo Seimitsu Co Ltd Linear encoder
JPS63309816A (en) * 1987-06-12 1988-12-16 Tokyo Seimitsu Co Ltd Linear scale
JPH032520A (en) * 1990-04-20 1991-01-08 Hitachi Ltd Position detector
JP2013050448A (en) * 2011-08-30 2013-03-14 Dr Johannes Heidenhain Gmbh Mechanism for measuring interval by interferometer system
JP2014119445A (en) * 2012-12-17 2014-06-30 Mitsutoyo Corp Optical encoder illumination section

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