{TAIL ~ The light focusing means} is interconnected with the light receiving means and capable of focusing a light source transmitted from {HEAD ~ the light} receiving means into a plurality of light point 
{ TAIL ~ The light focusing means } is interconnected with the light receiving means and capable of focusing a light source transmitted from { HEAD ~ the light } receiving means into a plurality of light point
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH