3M Pf20.0W9 Computer Screen Filters To Suit 20.0 Inch WidescreenDescriptionSpecificationsShipping 3M privacy filters keep confidential information private. Data is visible only to persons directly in front of the monitor, passersby see only a dark screen. Improves screen contrast and reduces screen glare and reflections PF20. 0W9 fits widescreen size desktop LCD monitors with a diagonally measured 20 Inch viewable screen Actual filter dimensions are 9 13 16 Inch H x 17 7 16 Inch This filter is designed for