CHiQ 100" S-FCL Series ALR High Gain Fresnel Screen (NON UST)Changhong S FCL series ALR screen is made from Fresnel optical materials. Optimised for standard long throw (throw ratio between 0. 6 1. 8: 1) projectors, with its advanced, multi layer optical material, S FCL screens can efficiently reject 85% of the ambient light that comes from the top and both sides of the screen to deliver vivid images under ambient light conditions. Doing more than just making the image brighter, the S FCL series dramatically