Epson Epson EB-G5450WU. Projector brightness: 4000 ANSI lumens, Aspect ratio: 16:10, Projection technology: LCD. Service life of lamp: 2000 h, Lamp power: 235 W, Lamp type: UHE. Focus: Manual, Focal length range (f-f): 21.28 - 37.94 mm, Throw ratio: 1.3 - 2.36:1. RMS rated power: 7 W. Display diagonal: 19.3 mm (0.76 ")