PF20.1 fits standard size LCD desktop monitors with a diagonally measured 20.1" viewable screen. Actual filter
Dimensions are 16.12" high x 12.1" wide. This filter is designed for desktop monitors with screens that appear more square than rectangular & have a 4 x 3 aspect ratio. Helps keep confidential & private information safe in open cubicle offices. Utilizes 3 Ms microlouver privacy technology so only persons directly in front of the monitor can see the image on screen. Passersby see only a dark screen. Excellent for high traffic areas. Reversible for either glossy or matte screen finish. Reduces reflections when used with the matte side facing you. Helps to protect your LCD panel from scratches & abrasions. Easy on easy off attachment system.