The Panasonic PT-DZ21KU WUXGA 3-Chip DLP Projector for Large Venues features WUXGA 1920 x 1200 resolution for detailed, sharp images. Incorporating 3-chip DLP technology and four 465W UHM lamps with a combined brightness of 20,000 lumens, the projector delivers clear, bright images. Moreover, you don t have to worry about replacing the lamps frequently thanks to a replacement cycle of up to 2,000 hours. To achieve a balance between deep blacks and bright whites, this projector also features Dynamic Iris, which allows it to deliver a contrast ratio of 10,000:1. It is compatible with a variety of short-, long-throw zoom and fixed-throw lenses for rear projection, which enhance its overall flexibility. 3D compatibility and installation flexibility make this projector suitable for large venues such as auditoriums, museums, medical schools, hospitals, in addition to rental and staging applications. The Lens Memory function of this projector allows for adjustment of image size and location in up to 3 different projection positions, so you don t have to worry about resetting it when you change its position. Furthermore, this 3D-ready projector is equipped with the DICOM Simulation Mode, which allows you to view X-ray images. The highly efficient optical design of this eco-friendly projector ensures a small footprint and an improved liquid cooling system allows for quiet operation.