How To Use PD Ruler

Upon completion of your online checkout, we will send you a PDF file that contains straightforward instructions on how to take the necessary images for us to digitally measure your pupillary distance. You may also download it HERE. This process will enable us to ensure the accuracy of your prescription and the proper fitting of your dental loupes. 

Set the print scale to "Default". Once printed, confirm dimensions using a card to assess the outline of card on the page.