Discover ways to measure your pupillary distance (PD). Learn how to calculate near PD and avoid vision discomfort with correct measurements.
Every set of prescription lenses has an “optical center”, which should align with where you look through the lens. Pupillary distance is used to determine this and should be as accurate as possible. What is single and dual PD? Single PD, or binocular PD, is the pupillary distance betwee...
Every set of prescription lenses has an “optical center”, which should align with where you look through the lens. Pupillary distance is used to determine this and should be as accurate as possible. What is single and dual PD? Single PD, or binocular PD, is the pupillary distance betwee...
SINGLE PD is the pupillary distance between the center of one pupil to the other, which can be a distance PD or near PD. Distance PD can be used to order any type of prescription glasses except reading glasses. Read below to learn how to calculate near PD for reading glasses. ...
Tips & Guides: How to order glasses online How to read prescription Lens index Pupillary distance (PD) PD Ruler Frame sizes Frame and face shapes Color guide for glasses How to choose lenses Best fitting eyeglasses selection Best fitting sunglasses selection ...
Pupillary Distance (PD) is the distance, in millimeters, between the center of one pupil to the center of the other. The PD is needed to manufacture your eyeglasses because it determines the exact optical center of the lens, which is the point where you look through the lens.Printable...
Discover how to measure your pupillary distance and understand why it's vital for your eyewear. Find the perfect fit for your glasses using our Opthy app.
PD stands for Pupillary Distance, which is the measurement from the center of one pupil to the center of the other. Your PD is an important factor and tells you where you look through the lens of your glasses and should be as accurate as possible. For people with strong prescriptions, ...
SINGLE PD is the pupillary distance between the center of one pupil to the other, which can be a distance PD or near PD. Distance PD can be used to order any type of prescription glasses except reading glasses. Read below to learn how to calculate near PD for reading glasses. ...
Learning how to measure your pupillary distance at home is an important step towards finding your next pair of glasses. Try our free average pupillary distance ruler.