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