DEFECT DETECTION DEVICE FOR OPTICALLY TRANSPARENT FILM

• Main Authors: FURUKAWA MITSUO, AOI MASAKAZU, TOUGEYAMA HIROHIKO, MIYAZAKI TOMOTARO, WATANABE HIROKI
• Format: Patent
• Language: English
• Published: 07.08.2008
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

PROBLEM TO BE SOLVED: To detect a defect with high accuracy by preventing misrecognition of the air, entering between an optically transparent film and an auxiliary member for observation as a defect. SOLUTION: This device is equipped with a film transport means for conveying the optically transpare...