In his famous eye chart, each row represents a different dioptre, which measures the distance you would have to be from the text to read it. Monoyer also inserted his name into the chart.

Need new glasses? Online eye exams and vision tests offer a convenient way to get a glasses prescription. Doctors explain whether these services are worth trying.

As is commonly done, one lens was tweaked for distance and one for reading. Together, both eyes work clearly for distance or up-close. I read the eye chart perfectly.

Three variations of the distance ETDRS chart were used (four charts in total) and each side of the near chart was randomly permutated across testing to avoid consecutive use of the same chart/side.

At the D.M.V. in the Bronx, relishing long-distance warnings and more reader tales of New York City in this week’s Metropolitan Diary.

Lenz Therapeutics, which is developing daily eye drops to improve near vision for middle-aged folks, has raised $83.5 million in venture capital funding.The round, announced last week, brings the t… ...

Ferdinand Monoyer developed his Monoyer chart more than 100 years ago EYE test inventor Ferdinand Monoyer has been celebrated by Google with a winking Doodle. The French ophthalmologist is ...

According to the Driver and Vehicle Licensing Agency, this means scoring between 6/9 and 6/12 on a standard eye chart. Perfect vision is defined as 6/6 - where one can read a certain line of letters ...