AV Stumpfl Inline-Motor Plana is an electrically operated roll-up projection screen with a 4:3 aspect ratio and an overall screen size of 180 × 135 cm. It uses a matt-white PLANA coated glass-fiber projection surface with a gain of 1.0, housed in a white RAL9016 powder-coated extruded aluminium casing. The screen is equipped with a 230 V tube motor with electromagnetic disk brakes and overtemperature protection. The complete configuration includes the frame and stand.