1 Print this page at 100% size (No Scaling)
Download this file and open it in Adobe Reader.
Print using the following scale settings:
Windows: Set scale to “None” or at 100%
MAC: Set page scaling to “None”
2 Fold the PD ruler
Fold the PD ruler below along the dotted lines.
Use the appropriate side depending on if you
are using the mirror or a friend.
3 Line up the ruler’s zero
Place the ruler just above your eyes and line up
the zero of the ruler with the center of your
4 Measure your PD
Without moving you head or the ruler, mark
the ruler where it lines up with the center of
your right pupil. This number is your PD.
5 Now you have your PD measurement
use this information to fill out prescription information page. Also, to insure accuracy upload or text (845-702-3914) a screen shot of you holding the ruler level above your eyes like shown in the PD ruler photo.