Light which is generated by the illuminators is focussed by focussing reflectors 42, 42, into {HEAD ~ a pair} of {TAIL ~ converging light beams} 85, 85 
Light which is generated by the illuminators is focussed by focussing reflectors 42 , 42 , into { HEAD ~ a pair } of { TAIL ~ converging light beams } 85 , 85
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH