Epson PowerLite 580, 3200 ANSI lumens, 3LCD, XGA (1024x768), 4:3, 1419.9 - 2367.3 mm (55.9 - 93.2"), 0.348 - 0.597 m Epson PowerLite 580. Projector brightness: 3200 ANSI lumens, Projection technology: 3LCD, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 4000 h, Service life of light source (economic mode): 6000 h. Focus: Manual, Zoom ratio: 1.35:1, Digital zoom: 1.35x. Analog signal format system: NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM. Serial interface type: RS-232C