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