Viewsonic PJD5255, 3300 ANSI lumens, DLP, XGA (1024x768), 4:3, 762 - 7620 mm (30 - 300"), 1 - 8 m Viewsonic PJD5255. Projector brightness: 3300 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Service life of light source: 10000 h, Service life of light source (economic mode): 6000 h. Digital zoom: 2x, Optical zoom: 1.1x, Throw ratio: 1.86 - 2.04:1. Serial interface type: RS-232, USB connector type: Mini-USB B. Noise level: 34 dB, Noise level (economic mode): 31 dB, On Screen Display (OSD) languages: Arabic, Simplified Chinese, Traditional Chinese, Czech, German, Dutch, English, Spanish, Finnish,...