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...
Pupillary distance (PD) is the distance between the pupils of your two eyes. It is an essential measurement when buying a new pair of eyeglasses orprescription sunglasses. For greatest comfort and clarity, the optical center of each lens of your glasses should be aligned directly in front of...
Pupillary distance must be accurate for prescription glasses to properly work. Think of it like guessing your shoe size: If you end up with a pair of shoes too big or small to wear, you would need to size your feet properly then order a new pair. The same principle applies here—guessi...
WHAT IS SINGLE VS DUAL PUPILLARY DISTANCE? single pd 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 ...
What Is Single Vs Dual PUPILLARY DISTANCE? Single PD 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 ...
Where is my PD on my prescription? What happens if my pupillary distance measurement is off? Does PD affect frame size? Does PD change over time? Is PD important for single vision glasses? What is the difference between ‘single’ and ‘dual’ pupillary distance?
You can normally find your PD on your prescription. Generally speaking, the PD numbers for adults stay the same. The average pupillary distance range for men is 64mm while the average PD for women is 62mm. For kids, the average PD is about 43-58 mm....
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. Get the inside scoop on new frames, events, and more...
PD RULER 59mm HOW TO MEASURE PUPILLARY DISTANCE 1. Print out this page at 100% without scaling (double-check the proper scale by placing a credit card below). 2. Fold the PD ruler in half along the indicated line. 3. You may measure it yourself in the mirror or have a friend help...