Vivitek D853W. Projector brightness: 3200 ANSI lumens, Aspect ratio: 16:10, 16:9, 4:3, Projection technology: DLP. Service life of lamp: 4000 h, Lamp power: 220 W, Service life of lamp (economic mode): 6000 h. Focus: Manual, Focal length range (f-f): 21.35 - 24.49 mm, Aperture range (F-F): 2.55 - 2.72. Vertical scan range: 43 - 85 Hz, Horizontal scan range: 15.3 - 90 kHz. Analog signal format system: NTSC, NTSC 4.43, PAL 60, PAL B, PAL G, PAL H, PAL I, PAL M, PAL N, SECAM, Supported graphics resolutions: 1280 x 800 (WXGA), 1600 x 1200 (UXGA), Supported video modes: 1080i, 480p, 576i, 720p