Vario32 corner part for the top-left position of a 078 × 078 cm frame system. The component is manufactured by AV Stumpfl and finished in black. It is identified by manufacturer article number BVT-X078/078/TL and is supplied as an individual piece. The part is a frame or system component rather than a projection screen or surface, so no projection area, aspect ratio, gain, or projection type applies.