TIFAQ.com - Anti-Glare Screens Glare is frequently a problem encountered by computer users. Reflection of ceiling lights or windows in the monitor are the common culprits of glare. Reflection off of light surfaces, such as walls, furniture, clothing, etc., may also cause screen glare. Light fixtures directly above the operator can dim the characters with blurred reflections generated in the phosphor layer, Thus it is preferable to install the light fixtures parallel to and on either side of the computer work station. http://www.tifaq.com/accessories/antiglare-screens.html - More