Frame dimensions
On every pair of glasses there are 3 measurements on the inside of the temple.
This is the distance from
the left to right of the lens
This is the distance
between the lenses
This is the total length
of the arm pieces
How to choose the right lens width
This is the size of one lens from left to right
Here’s a trick:
If you have an old pair of glasses / sunglasses, measure them, to give you a perfect reference!
How to choose the right bridge width
This is the size of the bar between the two lenses
Here’s a trick:
If your old glasses sat too high on your nose, that means the bridge was too small
If your glasses were constantly sliding down your nose, it means the bridge was too wide.