Visual acuity (VA) commonly refers to the clarity of vision, but technically rates an examinee's ability to recognize small details with precision. Visual acuity is dependent on optical and neural ...

For example, 6/6 is the same as 20/20. The Random Dot “E” (or tumbling E) is another tool that can be used to test visual acuity. It was designed for use in young children and is a standard test for ...

Conclusion Mirror fixation distance increases with age in infants and has a good correlation with acuity card results. The portability and ease of use would make it a useful additional tool for ...

Objectives Visual acuity is a common measurement in general practice, and the advent of new technology such as tablet computers offers a change in the way in which these tests are delivered. The aim ...