Optoma ALR101e 100-inch ALR projection screen and Vava 4k UST. This duo can replace your 4k LCD TV. - YouTube
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Optoma ALR101 Projector Screen
ALR101 Ambient light rejecting projection screen - Optoma Europe
Optoma ALR101 Projector Screen
ALR101 Ambient light rejecting projection screen - Optoma UK
Vividstorm S Pro 120-Inch ALR projector screen - Does anyone know what the tolerances are for a screen in terms of blemishes? There's a few marks on the screen, albeit nothing groundbreaking