Hitachi 4000 ANSI Lumens (2800) SXGA (1400x 1050) The CPSX635 offers an extremely wide SXGA+ resolution projection area. Capable of displaying clear & vivid details for designs, technical data, simulators & so on, it ensures that text & graphs are always sharp. In addition to a high 1000:1 contrast ratio, this projector features an active iris that is automatically controlled to ensure best image contrast & depth perspective during both bright & dark scenes. Thanks to the hybrid filter, maintenance & cleaning are mch less frequent, making longer operation possible. Features Brightness: 4, 000 ANSI Lumens SXGA+ Resolution 1400 x 1050 Contrast Ratio: 1000:1 Weight: 7.1kg Manual Zoom Auto Vertical & Manual Vertical & Horizontal Keystone Built-in 16W Speakers Quiet 29d BA (whisper mode) New Hybrid Filter Convenient Networking Security Functions 4 Optional Lenses available 3 year warranty