Magnifying Glare Filter allows you to adjust the distance between the filter and your monitor for custom screen magnification. Filter adjusts to fit 15" LCD or 17" CRT monitors, while the special coating reduces glare to help prevent headaches and eye strain. Filter flips up and out of the way when not needed. Artful, contemporary styling with state-of-the-art features complements any workspace decor. Made of tough, impact-resistant plastic. Minimal assembly required.