how to measure pupillary distance

How to Measure Your Pupillary Distance

What is Pupillary Distance? Pupillary Distance (PD), often referred to simply as PD, is the measurement of the space between your eye pupils. This measurement is crucial as it guarantees that your ...
Readers vs. Prescription

Readers vs. Prescription

Stop the Squint So you hit that age where your eyes are starting to rebel? You notice that you need more light to read and that you are squinting when working on small tasks. Well, you are not alo...