What materials are sunglasses made of?
What materials are sunglasses made of?
Sunglasses are a kind of vision care product to prevent strong stimulation of sunlight from causing damage to human eyes. With the improvement of people's material and cultural level, they can also be used as special accessories for beauty or personal style.
What materials?
· TAC material sunglass lenses · TAC (Triacetyl Cellulose), its composition is very complex, and it is one of the polymer materials with high penetration.
Advantages: lightness, good coloring performance
· PC material sunglass lenses · PC refers to polycarbonate, which is a kind of plastic (abbreviated as PC), which is a high molecular polymer containing carbonate groups in the molecular chain. In short, it is a plastic material sunglass lens.
Advantages: good toughness, light weight, good wear resistance, good optical performance
· Nylon material sunglass lenses · It has high elasticity and excellent optical quality, and is extremely impact resistant. When nylon lenses were invented, they were used as eye protection glasses and have professional protection functions.
Advantages: high toughness and stable optical performance