Items marked by the "21.5" tag:

Privacy Screen Filter for 21.5in (16:9) LED Monitors (18.7in x 10.5in)

3M Anti-Glare Filters help reduce glare and mirror-like reflections. Its lightweight, thin, frameless design is easily applied and reapplied numerous times with no bubbles. Designed to fit widescreen desktop LCD monitors with a diagonally measured 21.5 " viewing screen and a 16:9 aspect ratio. Actual filter dimensions are 477 mm x 268 mm. Protects screen against scratches. Attaches with optically clear adhesive strips that can easily be applied and reapplied numerous times. Easy to clean; includes cleaning cloth. Compatible with most touchscreen displays.

AOC 22B2H AOC 22B2H 21.5" Widescreen LED Monitor

AOC 22E1H/75 AOC 22E1H 21.5" Full HD Widescreen LCD Monitor