OPTICIAN SANS

Optician Sans is a free typeface based on the 10 historical optotype letters seen on millions of eye charts world wide. Finalising the work that was started decades ago.

Check out https://optician-sans.com for more info and download.

I also wrote a Medium post describing the prosess here https://medium.com/@schikulski/completing-a-typeface-that-was-started-decades-ago-a9c977c9cf08