Category Archives: Optical

Measuring Pupillary Distance

measuring-pupillary-distance

Measuring pupillary distance with NYS Optical is a simple two-step process. Having the right information when ordering online prescription eyewear is a key step in getting your eyeglasses made correctly. What often is not measured by your eye doctor is your pupillary distance (PD.) Your PD is the distance between your pupils in millimeters. If […]