Guide to Sunglasses

Materials and coatings of sunglass lenses

Currently, there is a huge variety of sunglass lens materials. Thanks to the advancements in the lens technology, different people can now choose lenses that cater individual needs. In general, sunglass lenses are made of either plastic or glass. Plastic lenses are lightweight and provide different tints.

Four types of lens coatings

Lens coatings such as ultraviolet coating, anti-reflective coating, mirror coating and scratch-resistant coating can improve the performance and appearance of lenses.