If one eye is seeing 20/200 or less, the other eye must be 20/40 or better to pass the eye test. People are considered as legally blind when their corrected vision in both eyes is 20/200 or less.

“The computer is like a digital eye chart, and the smart phone is a remote control, kind of like a video game. And there are audio instructions that walk you through it every step of the way. ...

Digital eye strain a growing problem 01:23. If you're a modern consumer in the U.S. these days, chances are you experience digital eye strain fairly regularly.. According to a new report by The ...

This habit puts millions of us at risk for digital eye strain. The study found 61 percent of Americans say they experience eye problems that include dryness, irritation and blurred vision.