A plastic lens is approximately 50% lighter than a glass lens and can be easily tinted to any color if desired.
A polycarbonate lens is approximately 35% lighter and 25% thinner than a plastic lens. The lens is impact resistant which is great for kids and overall safety.
HI INDEX 1.67
A Hi Index lens is designed for high prescriptions and is made from the thinnest, lightest material available.
We also carry Glass, Trivex and Hi Index 1.56, 1.60, 1.70, 1.74