Given below is an online test for visual acuity using the E Chart, a chart with the letter 'E' in different directions (up, down, right and left) and sizes. This E chart visual acuity or eye vision ...

It is important to be able to assess visual function that is specifically ... Effect of scoring and termination rules on test-retest variability of a novel high-pass letter acuity chart. Invest ...

Optical illusions are tricky images that test how we see and understand things. They help us understand how our brain handles complex visual information. These illusions trick our brains into seeing ...