A laser generating device for generating laser beams by exciting radiant light in laser rods by {HEAD ~ irradiation} of sunlight is installed in {TAIL ~ space} 
A laser generating device for generating laser beams by exciting radiant light in laser rods by { HEAD ~ irradiation } of sunlight is installed in { TAIL ~ space }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL