Easily measure your pupillary distance (PD) at home. Fast, accurate, and user-friendly. Try it now > Why is it important? 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...
Easily measure your pupillary distance (PD) at home. Fast, accurate, and user-friendly. Try it now > Why is it important? 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...
How to Measure Your PD with a Friend Measuring with a friend is the preferred method to measure your pupillary distance at home. For this tutorial, you will need a friend and our special ruler. If a friend is not available, scroll further for our tutorial on how to measure on your own...
methods to measure it—it’s super easy! With the Opthy appBy yourselfWith the help of a friend START USING OPTHY With just a few clicks, Opthy measures your Pupillary Distance allowing you to find the most comfortable, personalized fit. ...
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 ...
Using a physical PD ruler to measure your Pupillary Distance for glasses. PD is the distance between the center of one pupil to the center of the other. The average PD is 54 to 78mm.
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.
One reason for this is the wider availability and use of eye tracking technology that can accurately measure pupil size in addition to eye movements. The technology used in Tobii Eye Trackers allows for calculations of the position of the eyes as well as the pupil size. In this presentation ...
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.
Close your left eye and look directly at your right eye. The mark directly underneath the center of your right pupil is your inter-pupillary distance. Ask a Friend (but you need a ruler… and a friend) Are you a vampire so you have no mirrors in your home? Ask a friend with a ste...