NEC NP510WS, 2100 ANSI lumens, LCD, 600:1, 57"- 104", 35.4 - 66.9" (0.9 - 1.7 m), 16.78 million colors NEC NP510WS. Projector brightness: 2100 ANSI lumens, Projection technology: LCD, Contrast ratio (typical): 600:1. Light source type: Lamp, Service life of light source: 4000 h, Lamp power: 230 W. Focal length range: 0 - 9.7 mm, Digital zoom: 1.2x. Serial interface type: RS-232. Certification: UL/C-UL, FCC