When traveling in summer, how should I choose the sunglasses that suit me?

When summer comes, sunglasses have become a necessity for people to go out? Sun protection? Accessories. Sunglasses can resist the discomfort caused by dazzling sunlight, and also filter out some ultraviolet rays to protect the eyes. So wearing sunglasses can not only be beautiful and fashionable, but also help people keep out the sun. In medicine, it can also protect all parts of the eye from ultraviolet rays, thus reducing the occurrence of eye diseases such as cataract and macular degeneration. But there are many kinds of sunglasses. Can wearing sunglasses protect your eyes? As an optician, I just want to say that looking good is the most important thing. People in China seldom wear glasses. You see, glasses are very popular among men, women and children in Europe. All year round. Some doctors and friends said that this is the reason for the high incidence of eye diseases among the elderly in China.

Sunglasses are not designed to reduce brightness, but to isolate some light. You'd better turn on the polarizer. The main function of polarizer is anti-glare, rather than reducing the light transmittance as a whole like sunglasses. Therefore, glare can be effectively reduced when the light entering and leaving the tunnel changes rapidly. There seems to be no aura. It is recommended to use brown or gray polarizers in sports and driving. However, polarizers sometimes have chromatic aberration and need better maintenance than ordinary lenses. It is recommended to buy more expensive brand glasses, which will be more durable. You will cherish it. Low-priced polarizers are not as good as ordinary sunglasses. In addition, sunglasses should not be placed on the dashboard to avoid direct sunlight.

A polarizer can filter out uncomfortable glare and completely block ultraviolet rays? Experience more comfortable. If you have difficulty in choosing, you can consider Helen? Keller's. Helen? Keller, a familiar inspirational figure and a good quality optical shop, left a deep impression on me. Attached are several links for your reference. If you are interested, go to the store to see Allen's endorsement. Some degrees can also be matched (friends with degrees must communicate well in advance). Not everyone knows that choosing sunglasses is a university problem. Want to know how to choose sunglasses that suit you? Only by knowing these three things can you buy clearly and determine whether you are suitable for wearing sunglasses.