Monoblox R10 front-projection surface from AV Stumpfl, designed in a 4:3 aspect ratio for use with the Monoblox projection system. The overall screen size is 203 × 157 cm, with a net projection area of 183 × 137 cm and a 90-inch diagonal. This product is the projection surface only; the corresponding frame and stand are supplied as separate articles. Surface gain code: R10.