JPS5284790A - Method of photoelectrically detecting defects of test piece - Google Patents

Method of photoelectrically detecting defects of test piece

Info

Publication number
JPS5284790A
JPS5284790A JP99976A JP99976A JPS5284790A JP S5284790 A JPS5284790 A JP S5284790A JP 99976 A JP99976 A JP 99976A JP 99976 A JP99976 A JP 99976A JP S5284790 A JPS5284790 A JP S5284790A
Authority
JP
Japan
Prior art keywords
test piece
detecting defects
photoelectrically detecting
photoelectrically
defects
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
JP99976A
Other languages
Japanese (ja)
Inventor
Shiyouzou Gotou
Yuzuru Hiuma
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.)
NTN Corp
Original Assignee
Toyo Bearing Manufacturing 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 Toyo Bearing Manufacturing Co Ltd filed Critical Toyo Bearing Manufacturing Co Ltd
Priority to JP99976A priority Critical patent/JPS5284790A/en
Publication of JPS5284790A publication Critical patent/JPS5284790A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP99976A 1976-01-05 1976-01-05 Method of photoelectrically detecting defects of test piece Pending JPS5284790A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP99976A JPS5284790A (en) 1976-01-05 1976-01-05 Method of photoelectrically detecting defects of test piece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP99976A JPS5284790A (en) 1976-01-05 1976-01-05 Method of photoelectrically detecting defects of test piece

Publications (1)

Publication Number Publication Date
JPS5284790A true JPS5284790A (en) 1977-07-14

Family

ID=11489277

Family Applications (1)

Application Number Title Priority Date Filing Date
JP99976A Pending JPS5284790A (en) 1976-01-05 1976-01-05 Method of photoelectrically detecting defects of test piece

Country Status (1)

Country Link
JP (1) JPS5284790A (en)

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