The requirements for spectacle lenses are manifold. Above all, they should have the following characteristics, so that the wearer of lenses can enjoy them as long as possible:
- Brilliant optical imaging features
- Chemical and thermal resistance
- High light transmission
- Low reflection
- Mechanical robustness
Which materials are available?
Basically, customers can choose between two lens materials: mineral glass or organic.
The optical properties of both materials are very good.