When ordering you new pair of sunglasses or eyeglasses, there are several options to choose from. The most common lens materials are Polycarbonate, Trivex, and Glass. At Eyespecs.com, we love to sell, but we also like to educate you and sell only what you really need.

Polycarbonate

Polycarbonate is the most common lens material for sunglasses and eyeglasses. Mostly used by manufacturers.

Pros

• Lightweight 
• Impact Resistance

Cons

• Scratch resistance
• Clarity
• May cause hairline cracks on rimless drilled lenses. (A great alternative is Trivex lenses for rimless frames)

Companies like Essilor, have developed a great solution to prevent scratch resistance with the scratch resistance coating. We at Eyespecs.com, offer the the best coating solutions with a full warranty.

Trivex

A high-end polycarbonate, and offers a better clarity than the standard polycarbonate, it is lighter and is more impact-resistant. 

Pros

• Better clarity than polycarbonate
• Lighter weight in comparison to the polycarbonate
• Best for rimless frames or drilled lenses. 

Cons

• About 10% thicker than polycarbonate (avoid if you have a high prescription)

Glass Lenses

Most companies stopped offering glass lenses.

Pros

• Best Optical Clarity
• Best Scratch Resistance

Cons

• Weight 
• Not impact resistance (not recommended for active lifestyle)
• Glass is not recommended for high-prescription