Vario surface FP is a front-projection surface from AV Stumpfl’s vario series, configured in a 1:1 aspect ratio with an overall size of 400 × 400 cm. The usable projection area measures 380 × 380 cm. The surface has the R10 gain designation and is supplied as the projection surface only; the frame and stand are separate articles. The surface has a net weight of 7.5 kg and article number BVF-AQ400400A1.