Acer PD520, 1500 ANSI lumens, XGA (1024x768), 1800:1, 1.14 - 12 m, 16.78 million colours, 85% Acer PD520. Projector brightness: 1500 ANSI lumens, Projector native resolution: XGA (1024x768), Contrast ratio (typical): 1800:1. Light source type: Lamp, Lamp type: P-VIP, Lamp power: 150 W. Market positioning: Presentation. Power consumption (typical): 200 W. Weight: 1.7 kg http://www.trustedreviews.com/Acer-PD-520-DLP-Projector-review Just like DVD burners, TFT monitors, thin and light laptops and colour laser printers; the idea of buying a projector used to be reserved for those wealthy enough to live in fantasyland. But technology is a wonderful thing because not only do all thin... http://www.computeractive.co.uk/computeractive/hardware/2044677/acer-pd520-xga-dlp Ideal for taking presentations on the road.