Notebook/LCD Privacy Filter PF18.5W Fits 18.5" Widescreen LCD Desktop Monitors Features PF18.5W fits widescreen notebook computers with a diagonally measured 18.5" viewing screen Actual filter dimensions are 9.090" high x 16.154" wide Utilizes 3M's microlouver privacy technology so only persons directly in front of the monitor can see the image on screen Passersby see only a dark screen making this filter excellent for high traffic areas Provides 1.5 times more effective privacy than competitive filters* Users experience clearer, crisper images on-screen than with competitive filters** Provides more consistent quality and uniform appearance, thus reducing visual distractions** Reversible for either glossy or matte screen finish; reduces glare when used with the matte side facing you Helps to protect your LCD panel from scratches and abrasions Easy on easy off attachment system One year warranty from date of purchase Specifications:Anti-Reflective Yes Durable Screen Protection Yes Fits LCD Monitor Size 18.5 Inch Privacy Screen Yes Screen Diagonal Measurement 18.5 Inch Screen Format Widescreen Warranty Period 1 Year from Date of Purchase