advertisement 12-14-2018 DESIGN The letters opticians use on eye charts is now an elegant typeface It’s been around for more than a century, yet it’s always been incomplete–until now.

In short, Brooks said that she only recently discovered she needed glasses because she was previously able to correctly guess the letters on an eye chart. When she stopped guessing, however ...

Sabrina Ortiz/ZDNET Then, it comes time for the letter test, which is much like your typical eye chart letter test. However, the kiosk's screen shows a circle with letters on the screen, which ...