What is your Pupillary Distance and why is it important?

What is your Pupillary Distance and why is it important?

The Pupillary Distance (PD) is the distance between the centre of one pupil to the centre of the other pupil. When you buy glasses online or in-store you need to know your pupillary distance as it ensures that the optical centres of the lenses in your glasses are aligned properly with your pupils to ensure….

Read more