Perforation Vision Inspection, could identify perforation quantity and position 
if accordance to the technology requirement, mark out the missing position. 
This is mainly used in the leather or PVC leather punching or Perforation and Sewing Process.

Function Interpretation

This uses the punching hole photo-permeability to irradiate from bottom by its backlight source. By toggling the bar to trigger the camera photographing, to identify the holes and hole position in the pattern, by comparing with the standard perforation, it will inspect and send the result to the display panel.