3M Anti-glare Filter 21.5in Widescreen 16:9 for LCD Monitor Ref AG21.5W9.- Protects screen against scratches.- Lightweight, thin, frameless design.- Attaches with optically clear adhesive strips that can easily be applied & reapplied numerous times.- Compatible with most touchscreen displays.- Easy to clean;
Includes:: cleaning cloth.- Designed to fit widescreen desktop LCD monitors with a diagonally measured 21 9/16 viewing screen & a 16:9 aspect ratio.- Helps reduce glare & mirror-like reflections which makes your screen easier to use in high-glare situations.- Easy to apply, removable & re-attachable. No lamination, no bubbles.- Actual filter
Dimensions are 18 3/4 wide x 10 9/16 high (477 mm x 268 mm).