Optoma HD71. Projector brightness: 2400 ANSI lumens, Projection technology: DLP, Native resolution: WXGA (1280x720). Service life of lamp: 2000 h, Lamp power: 200 W, Service life of lamp (economic mode): 3000 h. Focus: Manual, Throw ratio: 1.55 - 1.7:1. Vertical scan range: 43 - 120 Hz. Display diagonal: 15.7 mm (0.62 ")