In {HEAD ~ one embodiment} provided by {TAIL ~ the present invention}, the mirror light guide component is hollow 
provided by
In { HEAD ~ one embodiment } provided by { TAIL ~ the present invention } , the mirror light guide component is hollow
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH