87 inch diagonal 16 10 aspect ratio view size 45 9 h x 73 3 w overall size 48 0 h x 75 4 w screen material versa white 1 1 gain 180 viewing angle active 3d and 4k ultra hd ready no glare on projection surface and can be cleaned as a whiteboard matte white screen material with a scratch resistant nanotech resin surface coating for use as a dry erase white board mildew resistant and green guard gold certified ul2818 scratch resistant nanotech resin surface coating an