The Panasonic PT-EW630U LCD projector has WXGA resolution (1,280 x 800), 5500 lumnes of brightness and a 5,000:1 contrast ratio that is viable for various applications. The Panasonic PTEW630U has an optical engine with inorganic LCD panels, mechanical shutters and powered lens shift and zoom. Optional lenses for the Panasonic pt ew630u include short-throw, long-throw zoom and fixed throw lenses for rear projections. The long-lasting eco filter ensures maintenance-free use for up to 12,000 hours, while the 330W lamp has a replacement cycle of up to 4,000 hours. The PT EW630U, with its bright, high-quality images is ideal for classrooms, meeting rooms and many other settings.