100" Fresnel ALR & CLR 1.0 Gain Fixed Frame Projector Screen PSF01

【Ambient/Ceiling Light Rejecting】 With 85% ambient light occlusion, the Wemax ALR screen effectively blocks ambient light and ceiling light on the screen to provide you with a clear and vibrant image even under ambient lighting environments. 【ALFA Technology】With patented ALFA technology and 8-layer optics precision structure, Wemax PSF01 100-inch fresnel projector screen has a peak gain of 1.0, which is 20% brighter than other competitors; enjoy a brighter image with Wemax. 【4k+ and Beyond】Capable of accurately and uniformly reproducing resolutions of up to 8K/4K Ultra HD with no negative effects; active 3D ready; dramatically (up to 100 times) enhances contrast over standard matte white screens. 【Fresnel Lens Technology】Concentric semi-circle Fresnel lens direct incidental light from the projector towards the audience, instead of reflecting to the ceiling or the floor; increases  picture uniformity, compared to other projection screens. 【Fixed Frame UST Screen】Spring tensioned for a