Magnum-Motor Strato 4:3 is a complete motorized projection screen system from AV Stumpfl’s Magnum series. It includes a 750 × 565 cm 4:3 projection surface, a 30 × 30 cm casing, frame and stand. The STRATO surface is a matt-white coated non-woven glass-fiber material with a gain of 1.0. The system uses a motorized casing and is supplied as a complete screen, frame, stand and projection surface assembly.