PF26.0W fits widescreen desktop LCD monitors with a 26.0" viewing area. This filter is designed for widescreen LCD desktop monitors with screens that appear more rectangular than square. Utilizes 3M's microlouver privacy technology. User sees screen data clearly but passersby see only a dark screen. Reversible for either glossy or matte screen finish. Reduces reflections when used with the matte side facing you. Protects fragile LCD screens from scratches & fingerprints. Easy-on easy-off attachment system.