{TAIL ~ Other instrumentation} than a single channel sensor may be used for measuring {HEAD ~ color} of the display screen 
{ TAIL ~ Other instrumentation } than a single channel sensor may be used for measuring { HEAD ~ color } of the display screen
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH