{HEAD ~ The light deflection device} scans {TAIL ~ the deflected light} over an entire area of the picture information display element and an area outside of an effective display area of the picture information display element 
scans
{ HEAD ~ The light deflection device } scans { TAIL ~ the deflected light } over an entire area of the picture information display element and an area outside of an effective display area of the picture information display element
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH