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