Acer Essential X1278H, 3800 ANSI lumens, DLP, XGA (1024x768), 20000:1, 4:3, 16:9
Acer Essential X1278H. Projector brightness: 3800 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 5000 h. Focus: Manual, Focal length range: 22.08 - 24.28 mm, Aperture range (F-F): 2,5 - 2,7. Analog signal format system: NTSC, PAL, SECAM. Noise level: 32 dB, Noise level (economic mode): 30 dB