Toshiba ex21. Projector brightness: 2300 ANSI lumens, Aspect ratio: 4:3, 16:9, 16:10, Projection technology: DLP. Service life of lamp: 2000 h, Lamp power: 275 W, Service life of lamp (economic mode): 3000 h. Focus: F = 2.6 / f = 8.37, Y, Offset: 130 %. Vertical scan range: 50 - 150 Hz, Horizontal scan range: 15 - 120 kHz. Display: DMD Chip, Display diagonal: 14 mm (0.55 ")