Measure Pupillary Distance App Reddit. Measure your pupillary distance (pd) by yourself by using an indirect method of measuring. This measurement is vital for the manufacturing of your prescription eyeglasses.
How to measure pupillary distance with ruler. Pupillary distance measure is a tool for accurate pupillary distance measurement using device camera, a standard size card (gift, store, credit, id, etc) and a. Simply take a picture holding a standard sized card with the magnetic strip facing the camera and let us do the rest.
Your eye doctor will usually measure.
The purpose to measure the pupillary distance is to make the distance of the optical centrer of the glasses conform to your pupillary distance, thus making sure that your eyes can see through the optical center as usual. With this measurement we can ensure that the optical centers of your lenses are aligned correctly with your pupils to give maximum comfort and effectiveness. The method required a pair of binoculars though, which i don’t have readily available, so i figured i would write down a method i’ve had on my mind for quite some time, probably about two years. Iphone x or newer is required for this app.