Explanation of our frame measurements:
The format of the measurement 53/35/22 stands for A/B/DBL,
which we have decoded for you below!
Represents the width of the lens, taken as the widest span across the lens.
Represents the height of the lens, taken from the top to bottom, at its maximum height.
This is the distance between lenses, and is taken at the most narrow point between lenses.