The classification of sunglasses_sunglass knowledge_

Sunglasses are a must-have for sun protection in summer, and they are also a common accessory used by many fashionable men and women as decorations. And sunglasses are used in a wide range of occasions, and in some specific places where sunglasses are needed to protect the eyes, the sunglasses used are also more professional. It can be seen that there are more types of sunglasses. Let's take a look at the classification of sunglasses. The classification of sunglasses: Polarized sunglasses are divided into functionalities. The lens has the function of filtering some reflected light and dazzling light, which is especially suitable for outdoor sports such as driving and water sports. Sun-shading sunglasses are mainly to reduce the amount of light transmitted to block the glare, which can reduce the adjustment fatigue of the human eyes and reduce the damage to the eyes of the glare. Professional sunglasses used on specific occasions, such as cycling sports sunglasses used by cyclists, sunglasses used by skiers, and professional mountaineering glasses used by climbers. This type of sunglasses has strong UV resistance and high safety characteristics. . Light-colored sunglasses have a strong decorative effect and have a relatively low blocking effect on the sun's rays. However, they are rich in colors, rich in styles, and fashionable, and are very popular among young men and women. The classification of sunglasses: From the perspective of the lens, the colors of sunglasses are also diverse. Different colors have different effects of absorbing light. Generally, gray sunglasses, brown sunglasses, and green sunglasses are more popular. There are also many types of lenses. Colored lenses mainly add chemicals to the lenses to make the lenses appear colorful. This type of lens is also called a tinted lens. Colored lenses mainly apply colors to the surface of the lenses, and the effect is similar to that of colored lenses. The color-changing lens is a substance in which silver halide is added to the lens, which changes according to the intensity of ultraviolet rays, and can be used indoors and outdoors. Anti-reflective protective lens, the surface of the lens is coated with magnesium fluoride to prevent glare reflection. The classification of sunglasses: From the material point of view, the material of the sunglasses frame includes metal alloy material, plastic sheet and mixed material. The lens materials are resin, PC lens, etc. The classification of sunglasses: According to the brand, there are international big brands in sunglasses, such as Montblanc, Armani, Gucci, etc.; high-end brands include Baosheng, Dolphin, Langtemeng, Ports, OULE glasses and so on.