Many patients are confused by all the options available for lens materials. The factors you are looking at when choosing your lenses are impact resistance, scratch resistance, UV protection, optical clarity and weight.
These are the most common lens materials ranked by properties with the best on top and lower on bottom.
Impact resistance
- Trivex
- Polycarbonate
- Hi-index
- CR-39
- Glass
Scratch resistance
- Glass
- Trivex
- Hi-index
- CR-39
- Polycarbonate
UV protection
- Trivex
- Polycarbonate
- Hi-Index
- CR-39
- Glass
Optical Clarity
- Glass
- CR-39
- Trivex
- Hi-index
- Polycarbonate
Weight
- Trivex
- Polycarbonate
- Hi-index
- CR-39
- Glass
Ask your optician which lens material will be best depending on your prescription and vision needs.