AV Stumpfl’s VarioClip Lock black rear-projection screen is a complete mobile projection system with a 16:10 aspect ratio. It provides a 671 × 419 cm net projection area within an overall 691 × 439 cm screen size and has a 311-inch diagonal. The system includes a multi-piece aluminium frame with a patented locking mechanism, AT32/64 supporting legs, and a rear-projection surface with a reinforced border and hooks.