JPS6243481B2 - - Google Patents

Info

Publication number
JPS6243481B2
JPS6243481B2 JP4060480A JP4060480A JPS6243481B2 JP S6243481 B2 JPS6243481 B2 JP S6243481B2 JP 4060480 A JP4060480 A JP 4060480A JP 4060480 A JP4060480 A JP 4060480A JP S6243481 B2 JPS6243481 B2 JP S6243481B2
Authority
JP
Japan
Prior art keywords
plate
camber
board
image
polygon mirror
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.)
Expired
Application number
JP4060480A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56137104A (en
Inventor
Kyotaka Inada
Kyohiko Kawaguchi
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP4060480A priority Critical patent/JPS56137104A/ja
Publication of JPS56137104A publication Critical patent/JPS56137104A/ja
Publication of JPS6243481B2 publication Critical patent/JPS6243481B2/ja
Granted 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
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP4060480A 1980-03-28 1980-03-28 Measuring device for camber of plate material Granted JPS56137104A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4060480A JPS56137104A (en) 1980-03-28 1980-03-28 Measuring device for camber of plate material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4060480A JPS56137104A (en) 1980-03-28 1980-03-28 Measuring device for camber of plate material

Publications (2)

Publication Number Publication Date
JPS56137104A JPS56137104A (en) 1981-10-26
JPS6243481B2 true JPS6243481B2 (en]) 1987-09-14

Family

ID=12585111

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4060480A Granted JPS56137104A (en) 1980-03-28 1980-03-28 Measuring device for camber of plate material

Country Status (1)

Country Link
JP (1) JPS56137104A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107202A (ja) * 1982-12-10 1984-06-21 Matsushita Electric Ind Co Ltd 微小部品装着位置検査装置
US4792696A (en) * 1987-06-05 1988-12-20 Trustees Of Columbia University In The City Of New York Method and an apparatus for determining surface shape utilizing object self-shadowing

Also Published As

Publication number Publication date
JPS56137104A (en) 1981-10-26

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