Browsing OSU - International Conference on Web Handling by Author "Gronquist, D."
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Sensors and signal processing: An optical edge sensor for transparent film applications
Gronquist, D. (Oklahoma State University, 1991-05)Sensing the edge of transparent film webs has always been somewhat difficult. Optical sensors typically see through the low opacity webs while pneumatic, ultrasonic and other sensors have their own sets of unique problems.