How to choose and buy the fashion sunglasses

Sunglasses to choose different people, according to the different preferences and different use to select the sunglasses, but from the most fundamental is to ensure the safety of the wearer and vision of the basic principles of damage. Reduce glare, clear vision and deformation, prevent ultraviolet, no distortion of color identification, accurate identification of the traffic signal, should be the basic function of sunglasses. If the function is flawed, the effect of light lost sunglasses, it will produce consciously don't adapt to the symptom such as dizziness, eye acid bilges, argue sometimes slow to respond, color illusion and depending on the walk of unequal symptoms and cause traffic accidents, etc. So choose sunglasses can not only focus on style while ignoring its inherent quality. What color sunglasses good (1) grey piece: gray lenses for any chromatography can balance absorption, so watch the scenery will dim, but do not have clear off color, show your natural feeling. Belongs to a neutral color. Sunglasses to choose different people, according to the different preferences and different use to select the sunglasses, but from the most fundamental is to ensure the safety of the wearer and vision of the basic principles of damage. Reduce glare, clear vision and deformation, prevent ultraviolet, no distortion of color identification, accurate identification of the traffic signal, should be the basic function of sunglasses. If the function is flawed, the effect of light lost sunglasses, it will produce consciously don't adapt to the symptom such as dizziness, eye acid bilges, argue sometimes slow to respond, color illusion and depending on the walk of unequal symptoms and cause traffic accidents, etc. So choose sunglasses can not only focus on style while ignoring its inherent quality. What color sunglasses good (1) grey piece: gray lenses for any chromatography can balance absorption, so watch the scenery will dim, but do not have clear off color, show your natural feeling. Belongs to a neutral color. (3) green lens: the absorb light at the same time, maximize reach eyes green light, so there is the feeling of cool and comfortable, suitable for use eye fatigue. (4) : blue grey lens and gray lenses are similar, both belong to the neutral lenses, but darker, visible light absorption rate is higher. 5] mercury lens: the lens surface using high density of mirror coating. This lens more absorption into the reflection of visible light, suitable for outdoor sports. [6] yellow lenses: strictly speaking, this kind of lens does not belong to the sun glasses, because it almost does not reduce the visible light, but in the foggy and at dusk, the yellow lenses can improve contrast, provide more accurate video, so also known as the night vision goggles. Some young people wear yellow lenses 'sunglasses' used as decoration. Once shallow blue, shallow pink lens: the same is more practical than decorative lenses. Being green lens: absorb heat, bring cool and refreshing feeling, but low penetrability and clarity, fit to wear when basking, when driving should not be wearing. 'levies blue lens: the seaside beach fun to wear the blue lenses, can effectively filter the water and blue sky reflected light blue. Drive should avoid to use the blue lenses, because it allows us to distinguish between the color of the traffic signal. In addition, special emphasis on pure blue lens sunglasses, try not to choose pure blue lens can pick out harmful blue light into the eye, is not conducive to eye health. Such comparisons are you should be able to see what color sunglasses, when the choice according to their own needs and preferences for the right choice!

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