All the charts work the same way. You’ll stand or sit 2-3 feet away from your computer or smartphone screen. If you have glasses that don’t fix your astigmatism, you can keep them on.

For instance, the astigmatism chart test, also known as the 'astigmatism fan' test, is a is a simple at-home method to check for potential signs of astigmatism. First, print out an astigmatism ...

A viral tweet about astigmatism has Twitter users taking a second look at the quality of their eyesight. A recent tweet from user @UnusualFacts6 used two images to highlight what people see when ...

an eye chart with rows of letters. To detect hyperopia and astigmatism, the participants also underwent cycloplegic autorefraction, a procedure in which lenses are assessed after paralyzing the ...