3M® Gold Privacy Filters project a vibrant gold shield to prying eyes from the side, while you get incredible clarity so your confidential information is visible only to you. 3M® Gold Privacy Filters fade to black starting at the 30-degree side angle, are great for high-resolution laptops and monitors, are reversible to black glossy and reduce 35% of blue light transmission. Diagonal Monitor Size: 21.5"; Fits Device Type: Flat Panel Monitor; Frame Type: Frameless; Mounting: Attachment Strips; Slide Mounts.