Smartphone-based Snellen visual acuity charts has become popularized; however, their accuracy has not been established. This study aimed to evaluate the equivalence of a smartphone-based visual acuity ...

My graphic design students love to design posters using the classic eye chart composition, and they frequently ask “What typeface should I use for this?” Not having a definitive answer has always been ...

And now a page from our "Sunday Morning" Almanac, January 18th, 1908, 107 years ago today . . . the day the Dutch ophthalmologist Herman Snellen died at the age of 73. You may not recognize his name, ...

Joel Pirela of Miami based studio Blue Ant Studio has ingeniously reinterpreted the traditional ophthalmology exam to suit the refined tastes of designers. More after the break. The traditional ...

It's been around for more than a century, yet it's always been incomplete--until now. Wanted: An Eyesight Chart That’s Also A Mid-Century Design Quiz ...

How well we see is central to our observations. And sometimes, normal (20/20) vision isn’t quite enough. If we can read the eighth line of the Snellen eye chart, the examiner will say that our ...