Check the Lighting
Glare is the reflection off your screen that makes it hard to see the screen clearly. Glare can be caused by sunlight on your screen. Or it may be caused by inside light, such as overhead and task lamps. Simple changes can help you lessen glare and reduce strain on your eyes. Adjusting your screen's contrast and brightness can also improve viewing comfort.
Controlling light from windows will help you reduce glare on your screen. So will adjusting the angle of your monitor.
► Window Coverings
► While sitting at your workstation, look at your screen.
It should be free of glare from light coming through outside windows.
► If it isn't, close the blinds or pull the shades to reduce glare.
► Know that you may need to adjust window coverings as the sun shifts during the day.
► Try tilting or swiveling the monitor to reduce glare. Or, have someone help you move your monitor until it is at a right angle to the window.
Controlling light from ceiling lights and task lamps can also help reduce glare on your screen.
► Overhead Light
► While sitting at your work- station, look at your screen. It should be free of glare from ceiling lights.
► If it isn't, tilt or swivel the monitor so the light doesn't shine on your screen. Anti-glare filters for your screen may also help.
► Talk to your supervisor about other ways to reduce glare from ceiling lights.
► Task Light
► If you use a task lamp, turn it on and look at your screen.
► If it causes glare on your screen, adjust the angle of your task lamp. Aim the light at the task, not the screen.
► Light from Your Computer
► To help improve viewing comfort, you may also need to fine-tune your monitor's contrast and brightness. Adjust both contrast and brightness. This gives you the most brightness without blurring.
What About Glasses?
► Uncorrected vision problems can cause eyestrain. If your eyes are often tired and uncomfortable, see your eye doctor. Be sure to mention the kind of work you do and how far away your screen is. Also point out any other activities you do that may be tough on your eyes.