3M(TM) PF400XLB Black Framed Privacy Filter for Standard LCD/CRT Desktop Monitor fits 17" - 18" LCDs and 16" - 19" CRTs. These hanging flat framed privacy filters fit both LCD and CRT monitors and come with two sets of hanger arms for the right fit on your specific monitor. Offers excellent glare reduction and reduces ELF/VLF E-Field radiation up to 99% when properly grounded.