Kensington SA215 Privacy Screen for iMac 21.5"

Easy to Install, Detach, and Reattach A washable, reusable adhesive makes installation - and re-installation - a breeze, with no unsightly bubbles. Limited Viewing Angle Narrows the field of vision to +/- 30 degrees, helping you keep the information on your screen private and reducing the chances of a visual data breach in the office or in public. Blue Light Reduction Filters out harmful blue light rays by up to 22%, easing eye strain and reducing the chances of interrupting sleep patterns. Low Reflective Coating Reduces glare for improved clarity. Protects Monitor Helps keep iMac screen free from scratches and ...