Measure Your PD (Pupillary Distance) Online

.product_section .product_form { opacity: 1; } .multi_select, form .select { display: block !important; } .image-element__wrap { display: none; }

Measure your PD online

Pupillary distance (PD) measures the distance between the centres of both your pupils. This measurement is used to determine where you look through the middle part lens of your prescription glasses.

Start measuring

Measure your PD at home

If you don't have access to a webcam/phone camera, you can print out our PD measurement tool to use at home. Simply download and print out the ruler below and follow the included instructions.

Download PD ruler

Back to the glasses

Once you are satisfied that you have your PD measurement, you can head back to our collection below.

View all