These new filters feature a two-sided anti-reflective coating that helps monitors perform better. The filter has passed stringent ISO-9241-7 compliance testing. Proven to provide exceptional glare reduction and contrast enhancement, the 3M™ Executive Filters help to reduce symptoms of Computer Vision Syndrome (CVS) in a variety of lighting conditions. The 3M™ Executive Filters reduce glare up to 99% and help prevent glare-related eyestrain and headaches related to computer and monitor use. When properly grounded, they also reduce static and block up to 99.9% of ELF/VLF E-field radiation. Available in flat or contour wraparound frames, the anti-glare filters feature optimal tint glass for sharper, clearer images and readability. The filters are assembly free and are available for 40.5cm - 51cm size monitors.