The Monoblox surface is a rear-projection surface for the AV Stumpfl Monoblox series. It has an overall size of 300 × 230 cm and a net projection area of 280 × 210 cm, with a 4:3 aspect ratio. The surface uses the R10 gain specification and is supplied as a surface only; the corresponding frame and stand are separate articles. The net weight is 3.06 kg.