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How to Measure Your Pupillary Distance

Do you know your PD? For glasses wearers, knowing your pupillary distance (or PD) is very important. Your PD is the distance between the center of each pupil and it serves an important purpose. With a correct PD, you can ensure that your lenses will be correctly positioned in their frame. At 39DollarGlasses.com we offer [...]

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How to Measure Your PD

What does PD stand for? PD stands for pupillary distance. What does this mean? Your PD is the distance between the centers of each pupil. This is a necessary measurement because it ensures the correct position of your lenses within the frame you have chosen. How to measure your PD: 1. Download and print our [...]

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