Inline-Motor Strato projection screen from AV Stumpfl, designed as a complete projection-screen set with frame, stand and projection surface. The screen has a 16:10 aspect ratio, an overall size of 490 × 370 cm and an R5 surface-gain code. It uses a white powder-coated extruded-aluminium casing measuring 16 × 16 cm. The STRATO surface is a matt-white coated non-woven glass-fiber material with gain 1.0. Motor operation is provided by a fast, silent 230 V tube motor with electromagnetic disk brake and overtemperature protection.