The "Open Matte" 1080p WEB-DL is a specialized version of the fourth film in the franchise that provides a taller image than the standard theatrical release. While the theatrical version uses a 2.39:1 "Scope" aspect ratio, the open matte version typically fills a 16:9 (1.78:1) widescreen television, revealing extra visual information at the top and bottom of the frame. Technical Background
Offers a "full screen" experience that feels more contemporary, often preferred by those with large modern television sets.