Privacy Filter for 16:9 Widescreen Monitor Screen, 21" - 

PRIVSCNMON21 is a privacy monitor screen for 21.5" PC display prevents visual eavesdropping by limiting the viewing angles of your computer monitor screen. This monitor security filter provides privacy outside +/-30° viewing angle from the centre of your 16:9 21.5" widescreen display, keeping your desktop screen data confidential. In addition to protecting your data, this PC monitor privacy screen minimizes digital eye strain when working for extended periods of time by reducing blue light by 40% to 51%. Flexible dual mounting options fit various monitor bezels to add a durable protective film to the monitor that protects against scratches, fingerprints, & dust. Reversible computer monitor privacy filter retains sharp and consistent image quality in any lighting with an anti-glare matte-finish or a high-clarity glossy-finish.