Assessment of visual acuity (VA) has been shown to vary between tests, which may be attributable in part to test inaccuracies, such as a change in the distance between the chart and subject. Therefore ...

Three visual acuity tests taken at home produce results comparable to those achieved with standard tests taken in the office, researchers say. All the tests are free. Two measure near vision, and the ...

Posts from this topic will be added to your daily email digest and your homepage feed. That familiar eyesight chart revolutionized vision testing, and we went to ridiculous lengths to test it out That ...