... ,manual screen,electric screen, have good flat surface, no curl,width: 1.8m to 3.2m,5.0m Features:1) Base ... glass2) Thickness: 0.48mm3) Weight:500g/sqm4) Gain: 1.05) Width: 1.4m,1.6m. 1.8m,1.85m, 2.1m ... , 2.25m, 2.5m, 2.8m, 3.2m, 5.0m6) Surface has high brightness ...