BenQ HT2550 4K UHD HDR Proyector de cine en casa, 8,3 millones de píxeles, 2200 lúmenes, Rec.709, potenciador audiovisual, 3D, HDMI : Electrónica - Amazon.com
How to Measure Ideal Screen Size and Throw Distance with Projection Calculator | BenQ US
BenQ W5000 Projection Calculator - Throw Distance and Screen Size