Autumn is also a great season to buy sunglasses. Generally speaking, sunglasses sales in autumn are lower than in summer. Promoting brand sunglasses in shopping malls is quite attractive, not to mention those newly branded sunglasses, which are more favorable. In autumn, the wind is strong, so the larger-frame sunglasses are more popular. Sunglasse materials and colors are also the leading fashion. Large frames, big lenses, and wide temples prevail in summer, and they are more in line with the low-key style of autumn. These stylish sunglasses also have the actual effect of protecting the eyes. You can find your favorite one among so many colorful sunglasses. But before buying, please pay attention: although the price of sunglasses has dropped, sunglasses should be more practical while looking good. If you wear a pair of inferior sunglasses, it will undoubtedly hurt your eyes.
Firstly, check the quality of the lenses. Poor lenses are the most harmful to the eyes.
Some people only pursue appearance, style, and fashion when buying sunglasses, and do not pay attention to quality. The intrinsic quality of a pair of good sunglasses lenses is very important. Before choosing sunglasses, check the quality of the lenses in detail. Hold the sunglasses 30 cm in front of your eyes, and look at the image in front of you through the lenses. Then move the sunglasses up and down, left and right in front of your eyes to check if the below situation occurs.
- the image in front is enlarged or reduced.
- The straight line is distorted or deformed
- There are uneven phenomena.
If has, it means that the lens has extremely poor light filtering and is a substandard sunglasses. Do not wear it. If you wear it, you may feel dizzy, eye muscle fatigue, and irregular displacement of the image. Due to problems with materials and processing, the uneven thickness of the two lenses will produce a prism effect after wearing, which is extremely harmful to the eyes.
Secondly, Choose the right lens color. Gray lenses are the first choice, followed by brown lenses
The color of sunglasses also plays a vital role in protecting the eyes. Studies have shown that gray is generally the best color for sunglasses, followed by brown.
Gray lenses: They absorb any color spectrum evenly, so the scenery will only become darker when viewed, but there will be no obvious color difference, showing a real and natural feeling.
Brown lenses: can absorb purple and cyan in the light, can absorb almost 100% of ultraviolet and infrared rays, can block the reflected light of the smooth and bright surface, and the wearer can still see the subtle parts clearly, which is an ideal choice for traveling and driving. When choosing the color of the lens, it should not be too dark. The darker the color of the lens, the more the light transmittance is disturbed, resulting in illusions and a serious impact on vision. If you do not pay attention to the color of the lens when purchasing, you will suffer more ultraviolet damage, resulting in symptoms such as eye fatigue, vision loss, and easy tears.
Thirdly, be sure to wear sunglasses that fit your face size, and don't blindly follow the trend that is not comfortable, otherwise, it may also cause various eye diseases.
The above-mentioned sunglasses are not only for young people but also have a certain reference significance for the seniors who go on autumn outings. Wearing sunglasses is a positive protection way for the eyes. It can filter ultraviolet rays, reduce the intensity of light, and give the wearer a refreshing feeling. The eyes of the seniors may be more fragile, and they should wear quality sunglasses for autumn outings. The seniors can choose different styles of sunglasses for different occasions. For example, when fishing, please choose polarized sunglasses, which can eliminate strong light from all directions and make the vision clearer. When climbing mountains in the suburbs, please choose gray lenses sunglasses, because gray is neutral and has the best infrared and ultraviolet protection function. However, the senior should not wear sunglasses too long. It is recommended to take off and rest every one or two hours, and gently massage the eye area. Otherwise, it is easy to have symptoms such as headache, irritability, blurred vision, and even vision loss. The senior's lenses are aging and expanding, so they cannot wear sunglasses for a long time, or it will cause increased intraocular pressure and some potential eye disease.
The purpose of choosing sunglasses is to protect a pair of crystal clear eyes from damage by strong light from the outside. Therefore, when choosing sunglasses, you must not only look at the appearance of sunglasses but also the quality of the lens. Choose a sunglasses brand with an after-sales guarantee and buy there.
