1, crystal sunglasses
Crystal glass is cool, heat-insulating, radiation-proof and corrosion-resistant, especially suitable for people engaged in smelting and chemical industry. Because of its high density, crystal glasses can better block the radiation interference of electrical appliances, thus effectively protecting eyes. It is suitable for the elderly to wear outdoors, and can be used for outdoor fishing, traveling, morning exercises and playing chess.
2. Qiandaochuan sunglasses for middle-aged and elderly women
Product modeling is integrated into ergonomic design, which embodies elegance and luxury in classic design, and adopts light and smart materials with classic and generous styles. Exquisite hinge, durable, in line with human mechanical design, effectively reduce the heavy pressure on the bridge of the nose, fit on both sides of the bridge of the nose, and refuse red seal. High-definition polarized lens, presenting clear vision and restoring the most authentic color.
3. Double-light sunglasses
Adopted the same piece of dual-light technology, and obtained the national patent protection. Both men and women can use it outdoors far and near, and it has a powerful function of integrating sunglasses and reading glasses.
How to choose a better pair of sunglasses;
1, buy sunglasses in a regular store. When buying sunglasses, first observe whether the lens has scratches, impurities, bubbles and stripes, and check the outer packaging of sunglasses. Regular sunglasses should be marked with product name, color, diameter, quality grade, manufacturer's name and trademark. Sunglasses with anti-UVA, UVB and CE signs on the mirror or tag can guarantee to block some ultraviolet rays. Usually the UV index of sunglasses is between 96% and 98%.
2. Choose the right sunglasses according to different needs. Generally speaking, the darker the color of sunglasses lenses, the stronger the filtering effect on ultraviolet rays. If you want to go to sunny beaches, skiing, mountain climbing and other fields, you should choose sunglasses with better ultraviolet protection and darker color. If you wear it everyday in urban areas, you can choose sunglasses with lighter lenses but more decorative.