METHOD AND DEVICE FOR CHECKING APPEARANCE OF MARK

PROBLEM TO BE SOLVED: To easily, quickly, and automatically generate comparison reference data and to judge whether a mark is good or not with high precision independently of the size and the state of the mark itself. SOLUTION: The mark of indefective parts is detected by a read means 2 and is proce...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YOKOUCHI TETSUJI, AKAIWA MASAYASU, OKABE TAKASHI, SHIRAKAWA TETSUYA
Format: Patent
Sprache:eng
Schlagworte:
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