Which coating sunglasses are suitable for travel ?
Which coating sunglasses are suitable for travel? With the advent of summer, vacationing to the beach has become a fashion for people, and a few pairs of sunglasses are indispensable for vacation. So Which coating sunglasses are suitable for travel? Acetate sunglasses , metal sunglasses , plastic sunglasses or others? In fact, No matter what kind of sunglasses, the lens is very important. Here we mainly talk about the coating of sunglasses. With the development and advancement of science and technology, up to now, almost all spectacles lenses are coated lenses. The well-known ones are anti-reflection film, hardened film, waterproof film, anti-fouling film, top film, etc. After the lens is coated with a layer of optical film with a certain thickness and number of layers, it can not only avoid corrosion and abrasion, but also improve the light transmittance and the clarity of the vision. What are the coating processes? Once, a customer asked us why our ...