Mitsubishi Electric XL2550U. Projector brightness: 4000 ANSI lumens, Projection technology: LCD, Native resolution: XGA (1024x768). Service life of lamp: 2000 h, Lamp power: 220 W, Service life of lamp (economic mode): 4000 h. Focus: Manual, Focal length range (f-f): 29 - 37 mm. Vertical scan range: 50 - 120 Hz, Horizontal scan range: 15 - 100 kHz, Dot clock scanning frequency: 140 MHz. Video formats supported: 1080i(1125i 50/60Hz), 480i/p(525i/p), 576i/p(625i/p), 720p(750p 50/60Hz)