Compare 3M (PF400XL) for 16-19 in. to (3M74431) for 14-15 in.

Privacy Monitor Filter Makes screen visible to operator only Will not blur or distort images on screen Meets AOA specifications for VDT glare reduction Manufacturers lifetime warranty Limits viewing to persons directly in front of monitor, will not blur or distort images. Passersby see only a dark, blank screen. FREE CD/DVD Cleaning Cloth included. Hanging Flat Frame Fits most computer monitors, does not require adhesives or mechanical attachments. AntiradiationConductive coatings and ground wire help to dissipate ELF/VLF E-Field radiation by 99.9% when properly grounded. AntistaticGround wire lessens static charge while reducing dust build-up and data loss when properly grounded. AntiglareReduces glare and reflections from nearby light by up to 99%. For 16-19 CRT Monitors or 17-18 LCD Monitors. Putty - MMM-PF400XL - MMM-PF400XL Less