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Zenni Optical brings the Pupillary Distance (PD) measurement to you – no need to visit an optician. Revolutionize the way you buy glasses with our online PD tool!
PD or Pupillary Distance measures the distance between the pupils of your eyes. This measurement is used to determine where you look through the prescription lens of your glasses. Everyone’s eyes are spaced apart differently, thus the PD should be as accurate as possible for prescription glasses.
Pupillary distance (PD) measures the distance between the centers of your pupils and is used to center a prescription lens accurately in your frames. Your optician will usually measure your PD or you can use our digital PD ruler to measure it quickly online.
Our online pupillary distance measurement tool takes just a few moments, and you can measure your PD in the comfort of your own home. All you need is the camera from your computer or your smart phone.
PD, or Pupillary Distance, is the distance between your pupils. It's a crucial measurement for ensuring the perfect fit of your glasses. Measuring your PD is now easier than ever with our new camera-based PD measurement tool.
Measure your pupillary distance (PD) PD is the distance between your pupils, and it's used to help center a prescription correctly in your frames. Before using our PD tool, review the steps below.
Measuring pupillary distance could be summarized in as few as two simple steps: grabbing a ruler that shows millimeters (or an alternative online tool) and carefully measuring the distance between the centers of your pupils.
Measure the distance between the centers of each pupil to the center of your nose bridge individually. Record both measurements as your dual PD value, noting the right eye (OD) measurement first, followed by the left eye (OS) measurement.
Measure your pupillary distance accurately with this free PD ruler. Print Online Now!
Pupillary Distance (PD) is the distance between the pupils of your eyes. To ensure your lenses give you the best vision possible, the eyeglasses lab needs to know the distance between your pupils. An average PD measurement is about 62mm for women, 64mm for men, and usually ranges from 41–55mm for children.