https://www.ebay.com/sch/i.html?_nkw=3M+Optical+Systems+Division+Pf29+0Wx+Privacy+Filter+29In+Ws+Unframed&_sacat=0&_dmd=2

3M - Optical Systems Division Pf29.0Wx Privacy Filter 29In Ws Unframed

Regular price
$205.00
Sale price
$140.00

Keep confidential information private. Only persons directly in front of the monitor can see the image on screen; others on either side of them see a darkened screen. Includes your choice of two easy-to-use attachment methods. Reversible, matte side reduces glare and reflections. Lightweight, thin, frameless design. Protects display from dirt, debris and scratches. Cleans easily with a soft cloth and water. Great for high traffic areas and open office environments.