JPS51131648A - Optical height measuring apparatus - Google Patents

Optical height measuring apparatus

Info

Publication number
JPS51131648A
JPS51131648A JP5544575A JP5544575A JPS51131648A JP S51131648 A JPS51131648 A JP S51131648A JP 5544575 A JP5544575 A JP 5544575A JP 5544575 A JP5544575 A JP 5544575A JP S51131648 A JPS51131648 A JP S51131648A
Authority
JP
Japan
Prior art keywords
measuring apparatus
height measuring
optical height
optical
photoelectro
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.)
Pending
Application number
JP5544575A
Other languages
Japanese (ja)
Inventor
Shokichi Sawara
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP5544575A priority Critical patent/JPS51131648A/en
Publication of JPS51131648A publication Critical patent/JPS51131648A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)

Abstract

PURPOSE: An optical height measuring apparatus which measures height of an object with the position of reflected light from the object using a photoelectro converter.
COPYRIGHT: (C)1976,JPO&Japio
JP5544575A 1975-05-13 1975-05-13 Optical height measuring apparatus Pending JPS51131648A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5544575A JPS51131648A (en) 1975-05-13 1975-05-13 Optical height measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5544575A JPS51131648A (en) 1975-05-13 1975-05-13 Optical height measuring apparatus

Publications (1)

Publication Number Publication Date
JPS51131648A true JPS51131648A (en) 1976-11-16

Family

ID=12998781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5544575A Pending JPS51131648A (en) 1975-05-13 1975-05-13 Optical height measuring apparatus

Country Status (1)

Country Link
JP (1) JPS51131648A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642205A (en) * 1979-09-17 1981-04-20 Nippon Kogaku Kk <Nikon> Focus detecting method
JPS60244802A (en) * 1984-05-21 1985-12-04 Mitsubishi Electric Corp Distance measuring instrument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642205A (en) * 1979-09-17 1981-04-20 Nippon Kogaku Kk <Nikon> Focus detecting method
JPH0141962B2 (en) * 1979-09-17 1989-09-08 Nikon Kk
JPS60244802A (en) * 1984-05-21 1985-12-04 Mitsubishi Electric Corp Distance measuring instrument

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