Sony VPL-SW536CM WXGA 3100 Lumens 2500:1 Contrast ProjectorThe Sony VPLSW536CM WXGA Ultra Short Throw Projector with Built In Interactivity and Dual Pen Input is an ideal choice for close projection applications in the corporate and educational markets. This full featured projector offers a powerful 3100 Lumens of brightness backed with a 2500: 1 contrast ratio, rendering WXGA 1280 x 800 images on screens up to 130" (3. 3 m). Its 0. 75" (19. 1 mm) x 3 Bright Era LCD Panel (the parts that create the image)