The AV Stumpfl Inline-Spring Roller Plana is a complete projection screen with a 1:1 aspect ratio and an overall screen size of 180 x 180 cm. It uses an R5 projection surface and is supplied with the required frame and stand. The screen housing measures 9 x 8.5 cm. The product belongs to the Inline series and is identified by manufacturer article number BIS-PQ180/R5. No separate net projection area or projection type is specified.