Lens Width  ex. 

Generally ranging from 40mm to 60mm, lens width is the horizontal diameter of each lens. 

Bridge Width  ex.  

Bridge width or commonly referred to as the nose bridge width, typically ranges between 14mm to 24mm. This distance is measured between the two lenses of your frames.

Temple (Arm)  ex.  

Starting from the screw that connects the front of the frame to the tip of the temple arm, this measurement usually ranges from 120mm to 150mm in length. 


Whether its your first time or you’ve become a GOAT in online eyewear shopping, your Pupillary Distance aka PD measurements is necessary in ensuring you get the perfect fit for your new glasses.

Your PD is the measurement of the distance between the centre of one pupil to the centre of the other. Having the proper measurements will ensure your eyes focuses on the perfect spot on your lenses.

Your optometrists may have provided this information to you with your prescription. However, if the information is not provided, look no further.. we are here to help.

Items you will need:

  • Ruler
  • A friend with steady hands (recommended) OR
  • A Mirror


  1. Place the ruler against your forehead for support and directly over the centre of your right pupil.
  2. Have a friend or stand in front of the mirror while you look straight ahead to get the measurement between both pupils. 
  3. Repeat the above steps multiple times for accurate results and use an average for your final measurement.

And there you have it! You just became a qualified eyewear shopper. Now let’s find a pair that will speak to your glasses-wearing soul.