Technical specification display diagonal viewing size 220 inches preset display area h x v 47376 mm x 29610 mm panel type twisted nematic display screen coating antiglare with 3h hardness maximum preset resolution 1680 x 1050 at 60hz viewing angle 178deg vertical 178deg horizontal pixel pitch 0282mm x 0282 mm pixel per inch ppi 90 contrast ratio 1000 1 typical 4 million 1 dynamic aspect ratio 1610 backlight technology led brightness 250 cd