This post is also available in: Italiano (Italian)
For complete the order of your MarkEyewear we need your Pupillary Distance. Your PD is the distance between your pupils in millimetres and it help us center your prescription correctly in your frames. If you don’t have the PD you can measure it by yourself in easy following way:
Misura la D.I. utilizzando un righello come nella seguente immagine:
Measure your PD yourself using a ruler.
For most accurate measurement get friend to help you, but you can do by yourself looking your image in a mirror.
Place the PD ruler on the bridge of your nose with 0 over your right pupil.
Looking straight ahead, mark the spot on the ruler that lines up with the center of your left pupil.
That number is your Pupillary Distance or PD, keep it for order.