Monoblox rear-projection surface from AV Stumpfl’s monoblox series, designed for a 1:1 aspect ratio and supplied as the projection surface only. The surface has an overall size of 249 × 249 cm and a net projection area of 229 × 229 cm. It is intended for rear projection and uses the R10 S surface specification. The frame and stand are separate articles. The supplied surface weighs 2.2 kg and has article number BXF-RQ249249A1S.