The top part of the lens is HALF the magnification you select ... please don't hesitate to contact the seller, we will try our best to solve them.

This anti-fog spray tops our list for a number of reasons, but the main one is that it “works 100 percent of the time,” as ...

Progressives lenses approach eyesight in this same way, affording the wearer the ability to adjust between different focal ...

Progressive multifocus glasses for all your need. The bottom part of the lens is full-power magnification, then used for nearly distance reading. The middle part is slightly reduced power ...