3M Digital Projector X90, 4000 ANSI lumens, LCD, XGA (1024x768), 1000:1, 16.78 million colors, 31.5 - 106 kHz 3M Digital Projector X90. Projector brightness: 4000 ANSI lumens, Projection technology: LCD, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 2000 h, Service life of light source (economic mode): 3000 h. Focus: Manual, Focal length range: 24 - 29 mm, Zoom ratio: 1.2:1. Analog signal format system: NTSC, PAL, SECAM. Serial interface type: RS-232