Eyeglasses
Eyeglasses have come a long way over the years. As the general population continues to age, more and more people are wearing glasses.
Eyeglasses themselves have become fashion accessories. The variety of lenses on the market, meanwhile, has made consumer awareness more important.
Lens Materials
PLASTIC
Plastic lenses are thinner and lighter than glass. They are more impact resistant as well—however, they are more prone to scratching.
POLYCARBONATE
Polycarbonate lenses are like plastic and are even more impact resistant.
Types of Lenses
Single Vision
A single prescription over each lens
Bifocal
Two prescriptions on each lens
Trifocal
Three prescriptions on each lens
Progressive
Multifocal Lenses with no visible lines
Digital
Lenses designed specifically for computer use
High Index
Thinner lenses for strong prescriptions
Photochromic
Lenses that darken in response to UV radiation
Safety
Protect your eyes from environmental elements
Tinted
Prescripted sunglasses
Chemical Coatings for Lenses
Anti-Scratch
Minimizes Lens Abrasions
Anti-Reflective
Minimizes reflective glare
Metallic/Mirrored
Popular with sunglasses
UV
Blocks solar UV radiation
All content is provided for education and information, and is no substitute for the advice of your optometrist. This information is provided courtesy of the British Columbia Association of Optometrists (B.C.A.O.). The B.C.A.O. assumes no responsibility or liability arising from any errors or omissions or from the use of any information contained herein.