The projecting optical system projects {TAIL ~ light} emanating from the luminous flux synthesizing {HEAD ~ means} on the screen 
The projecting optical system projects { TAIL ~ light } emanating from the luminous flux synthesizing { HEAD ~ means } on the screen
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH