Transition of Web Inspection System and State-of-the-art Technology

Abstract

Web inspection system is determining a fault by lighting on the sheet of paper or the like, to measure the received light amount between the defect and the base　such as black spots and holes in in the camera is for determining a defect with the difference. This is advanced total system designed by a combination of optical, electronics, mechanical, control computer, software and variety of technologies. In this paper we describe the evolution of WIS.