Apparatus for creating and scanning the illuminated strip 20 includes {HEAD ~ a pair} of {TAIL ~ line source illuminators} 43, 43, a pair of focussing reflectors 42, 42, and a pair of scanning mirrors 45, 45 
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Apparatus for creating and scanning the illuminated strip 20 includes { HEAD ~ a pair } of { TAIL ~ line source illuminators } 43 , 43 , a pair of focussing reflectors 42 , 42 , and a pair of scanning mirrors 45 , 45
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH