People spend more and more time on a computer each day, and it will cause some common eye problems,such as, burning eyes, tired eyes,eyestrain,dry eyes,double vision,and so on.Computer glasses are special purpose glasses meant to optimize your eyesight when you are looking at digital screens. They can reduce glare which is a major cause of eyestrain,increase contrast, and maximize what you see through the lenses,computer glasses will make you easier to look at a screen for longer periods of time. If you experience digital eye strain,they are probably worth it.