iFixit: The good folks at iFixit tore down the Nook Tablet and found the display. The LG Display manufactured 7-inch IPS LCD is the LD070WS2-SL02. Some specs of the LD070WS2-SL02:
Like the Kindle Fire, the Nook Table’s viewing angles at 170/170 are a bit less than the usual (178/178) for an IPS LCD.