Monoblox surface RP 4:3 R10 SD is a rear-projection surface from AV Stumpfl’s monoblox series. It has an overall size of 345 × 264 cm and a net projection area of 325 × 244 cm, with a 4:3 aspect ratio. The R10 SD surface is supplied as the projection surface only; the corresponding frame and stand are separate articles. The surface weighs 4.35 kg and is identified by article number BXF-RV345264A1SD.