What material is good for sunglasses

What material is good for sunglasses

1. Sunglass lenses made of glass

Sunglass is one of the oldest materials used in sunglasses and is highly transparent and scratch-resistant. The advantage of glass sun lenses is that they have good light transmission, and the color of the lens is relatively clear, which can retain the original color to the greatest extent. However, glass sun lenses also have obvious disadvantages. First, the glass sheet is relatively heavy and uncomfortable to wear. Secondly, glass sun lenses have poor impact resistance and are easily broken when bumped or dropped, and may cause irritation to the human body. injury, so extra care should be taken when using it.

2. Sunglasses made of plastic

Compared with glass sun lenses, plastic sun lenses have the advantages of being light, unbreakable, and less expensive, so they are widely used in the production of modern sun glasses. The light transmission of plastic sun lenses is also very good, and can effectively filter out ultraviolet rays and other harmful rays. However, plastic sunglasses also have some disadvantages. First, plastic sunglasses are easy to scratch and prone to chromatic aberration. Secondly, plastic sunglasses have poor heat resistance and are easy to deform. At the same time, the impact resistance of plastic sunglasses is not as good as glass lenses.

3. Sunglass lenses made of multi-layer composite material

Multilayer composite sun lenses are a popular type of sun lenses in recent years. It is made of multi-layer composite material, which can effectively filter out harmful rays such as ultraviolet rays and blue light. The advantage of multilayer composite sun lenses is that they can better protect the eyes, prevent eye fatigue and eye diseases, and also improve visibility and prevent glare. The disadvantage of multi-layer composite sun lenses is that the cost is relatively high, which is not suitable for some consumers with limited budgets.

4. Sunglass lenses made of laser engraved material

Laser engraved sun lenses are a newer type of sun lens that use laser technology to engrave the sun lens, which can form a layer of reflective film on the surface of the sun lens. The sun lenses can effectively filter out ultraviolet rays and harmful blue light, prevent eye fatigue and eye diseases, and also have the characteristics of beauty and fashion. The disadvantage of laser engraved sun lenses is the high cost, which is not suitable for some consumers with limited budget.

All in all, there are many kinds of materials for sun lenses, and consumers can choose sun lenses that suit them according to their actual needs and budget. Whether it is glass, plastic, multi-layer composite material or laser-engraved sun lenses, you need to pay attention to the effect of eye protection. At the same time, when buying sunglasses, you also need to choose regular brands and sales channels to ensure quality and after-sales service.