JPS56163406A - Measuring device of dimension utilizing laser - Google Patents

Measuring device of dimension utilizing laser

Info

Publication number
JPS56163406A
JPS56163406A JP6646580A JP6646580A JPS56163406A JP S56163406 A JPS56163406 A JP S56163406A JP 6646580 A JP6646580 A JP 6646580A JP 6646580 A JP6646580 A JP 6646580A JP S56163406 A JPS56163406 A JP S56163406A
Authority
JP
Japan
Prior art keywords
signals
dimension
output
subtracter
deviation
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
JP6646580A
Other languages
English (en)
Inventor
Kosuke Nakajima
Mutsumi Suematsu
Akira Ono
Teruo Suzuki
Kenji Takahashi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6646580A priority Critical patent/JPS56163406A/ja
Publication of JPS56163406A publication Critical patent/JPS56163406A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP6646580A 1980-05-21 1980-05-21 Measuring device of dimension utilizing laser Pending JPS56163406A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6646580A JPS56163406A (en) 1980-05-21 1980-05-21 Measuring device of dimension utilizing laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6646580A JPS56163406A (en) 1980-05-21 1980-05-21 Measuring device of dimension utilizing laser

Publications (1)

Publication Number Publication Date
JPS56163406A true JPS56163406A (en) 1981-12-16

Family

ID=13316551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6646580A Pending JPS56163406A (en) 1980-05-21 1980-05-21 Measuring device of dimension utilizing laser

Country Status (1)

Country Link
JP (1) JPS56163406A (ja)

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