Topic hub
Guides
Foundational optics, room geometry, installation and screen-size education.
UST ALR vs CLR Screens: What the Terms Actually MeanUnderstand ALR vs CLR for ultra-short-throw projectors, why directional materials matter, and how to avoid buying a long-throw ALR screen for a UST projector.Motorized Drop-Down vs Floor-Rising UST ScreensCompare motorized drop-down and floor-rising UST ALR screens for drilling, room footprint, furniture, safety, flatness, portability and automation.UST Projector Screen Size Guide: 84 to 120 InchesChoose a UST projector screen size from 84 to 120 inches using wall width, viewing distance, projector throw geometry and brightness.100 vs 120 Inch UST Screen: Size, Brightness and Room FitCompare 100-inch and 120-inch UST screens by width, area, brightness demand, seating and installation space.Projector Screen Gain for UST: Why 0.6 Can Be IntentionalLearn what projector screen gain means for UST ALR screens, why lower gain can support contrast and wide seating, and when higher gain can help.UST Motorized Screen Installation ChecklistPlan a motorized UST screen installation: wall structure, cassette length, level, power, black drop, projector geometry and final alignment.UST Screen Placement: Height, Projector Position and AlignmentPlace a UST screen correctly by planning eye height, screen bottom, projector offset, furniture depth and motorized black drop.Can a UST ALR Screen Work in Daylight?Understand what UST ALR/CLR screens can and cannot do in daylight, including ceiling lights, windows, direct sun, screen gain and projector brightness.
