Further, a collimator lens is fixed to {TAIL ~ the base member} by using, for example, {HEAD ~ ultraviolet ray hardening resin} 
Further , a collimator lens is fixed to { TAIL ~ the base member } by using , for example , { HEAD ~ ultraviolet ray hardening resin }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD