In addition, according to another preferred aspect of the invention, there is provided {HEAD ~ a projector} having {TAIL ~ the light source unit} described above 
having
In addition , according to another preferred aspect of the invention , there is provided { HEAD ~ a projector } having { TAIL ~ the light source unit } described above
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH