According to one aspect, {HEAD ~ the invention} is directed to {TAIL ~ a focusing information visualization device} that visually displays focusing information of a photographic image on a screen 
is directed to
According to one aspect , { HEAD ~ the invention } is directed to { TAIL ~ a focusing information visualization device } that visually displays focusing information of a photographic image on a screen
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH