Mitsubishi Electric WL7050U. Projector brightness: 4700 ANSI lumens, Aspect ratio: 16:10, Projection technology: LCD. Service life of lamp: 4000 h, Lamp power: 350 W, Service life of lamp (economic mode): 4000 h. Focal length range (f-f): 24 - 43.2 mm, Aperture range (F-F): 1.8 - 2.6, Throw ratio: 1.5 - 2.7:1. Vertical scan range: 15 - 100 Hz, Horizontal scan range: 50 - 120 kHz, Dot clock scanning frequency: 162 MHz. Analog signal format system: NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM, Supported graphics resolutions: 1280 x 800 (WXGA), 1920 x 1200 (WUXGA), 640 x 400, Supported video modes: 1080i, 1080p, 480i, 480p, 576i, 576p, 720p