Lenses that darken automatically when you step outside into the sun.
If you are only buying lenses to replace old ones (relensing), you’ll need to know the brand and model number found on the inside of the temple arm. Choosing the Right Lens Material buy optical lenses online
This is the distance between your pupils in millimeters. If it isn’t on your prescription, you can measure it yourself using a ruler or a smartphone app. Lenses that darken automatically when you step outside
Choose between buying a completely new pair of glasses or using a "lens replacement" service for frames you already own. buy optical lenses online
Specialized coatings that repel fingerprints and water for easier cleaning. How to Order
Filters out digital strain-inducing light from devices.