StarTech.com 25 Inch 16:9 Monitor Privacy Filter ScreenPrevent visual eavesdropping by limiting the viewing angle of a computer monitor screen. Monitor privacy screen features a universal design compatible with 25in 16: 9 aspect ratio monitors obscuring the view of sensitive on screen information. This privacy filter is a convenient and cost effective solution to protect confidential data from unwanted viewers. The privacy shield obscures the computer's screen from the sides while providing a clear