3M Black Privacy Filter 21.5 inch Ref PF21.5W9
3M privacy and protection products work simply and beautifully on most of today's monitors to help protect your screens, and help keep the information displayed on them private. Ingenious microlouver technology delivers world-class effective privacy. You get crisp image clarity on your monitor, while visual hackers with side views are kept in the dark. Display and device technology continues to advance. So do we. Behind the simplicity of our products is a powerful combination of optical science and sheer ingenuity you’ve come to expect from 3M. The microlouver technology in our world-class privacy filter helps protect the confidential and sensitive information displayed on your monitor from the side-views of visual hackers. The matte surface helps reduce glare and hide fingerprints, so you get crisp image clarity on your screen, while visual hackers with side views are kept in the dark.