{HEAD ~ A printing system} that includes {TAIL ~ a transparency film detector} having a light source for illuminating a sheet of input media and a detector for detecting whether a portion of the light provided by the light source propagated by internal reflection within the volume of the illuminated input media sheet is detected 
includes
{ HEAD ~ A printing system } that includes { TAIL ~ a transparency film detector } having a light source for illuminating a sheet of input media and a detector for detecting whether a portion of the light provided by the light source propagated by internal reflection within the volume of the illuminated input media sheet is detected
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH