Tech Armor Universal Privacy Filter for 21.5&rdquo; LED Computer Desktop Monitor, Compatible with Viewsonic, Dell, HP, Samsung and More [1-Pack] Looking for a better computer privacy screen? ViewSonic Privacy Filter Screen Protectors with an industry standard 60-degree viewing angle are ideal for use in public spaces, high traffic areas and workstations. Privacy screen protector for home or office! Your widescreen computer monitor is now safe from prying eyes. Viewsonic privacy filters fuse together privacy screen protector technology with anti glare computer screen filtering. Enjoy monitor privacy screens with antiglare, antireflective surface for enhanced viewing comfort. A computer screen privacy filter can secure your data, while protecting your eyes from annoying screen glare. Computer monitor privacy screen compatible with most widescreen 21.5 inch monitors. Filter dimensions: 21.5 Diagonal, 10.54 Height, 18.74 Width. Compatible with all major brands (LG, Samsung, Viewsonic, Apple, Asus, Acer, HP, Dell, Lenovo, Toshiba) Durable design prolongs life of privacy filter and also protects screen against scratches. Quick and easy screen filter installation for wide monitors. (When measuring for your 21.5 inch privacy screen, do not include the monitor bezel)