When you visit your doctor or an eye care professional, you may be asked to read an eye chart. You may be told you have normal 20/20 vision. What does that really mean? An eye chart measures ...

This eye test chart was first invented by Ferdinand Monoyer, a French opthalmologist, or eye doctor, who would have been 181 years old today. Born on 9 May 1836 in Lyon, Monoyer studied medicine ...

“F-E-L-O-P-Z-D. D-E-F-P-O-T-E-C” He recited the 20/25 and 20/20 lines on the eye chart in rapid succession. He didn’t pause to squint. He didn’t strain a single muscle on his face. There was a small ...

McGill develops first eye chart in Inuktitut Optometrists at McGill University have developed an eye chart Inuktitut, the first time one has been created in the Indigenous alphabet.