The objects of the present invention are achieved by utilizing a vidicon and a partially reflecting partially transmitting mirror positioned so as to permit the simultaneous viewing of {TAIL ~ the original document} and {HEAD ~ the reproduced document} 
The objects of the present invention are achieved by utilizing a vidicon and a partially reflecting partially transmitting mirror positioned so as to permit the simultaneous viewing of { TAIL ~ the original document } and { HEAD ~ the reproduced document }
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 TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD