Your UV protection

The so-called “cosmetic lenses” miss from 51% to 100% of the rays. It’s more of a craze than a protective device. Such points can safely be worn only during those periods when the sun is not particularly active.
Universal lens is well suited for our temperate climate, as miss about 20-50% of harmful UV light. They may protect in the city, in areas that are limited to large buildings, where the sun’s rays, even very intense, do not reach the earth’s a large thread and have no direct effect.
If you want to protect the maximum, then you should pay attention to the so-called special lenses. They will protect the retina against sunburn under the most extreme conditions. For example, in the ski resort, where the rays are repeatedly reflected from the snow-covered slopes.
When buying sunglasses, look carefully at the label – it contains the class of lenses. When this is checked, how many rays categories a and b skips this lens. Ultraviolet radiation is divided into these two categories wavelength. But you don’t have to go into such details, it is enough to know that high-quality protection is possible when the indicator in the two categories is 50%.
Worth a stop on the color choice lenses. Dark green or gray lenses will come in handy if you are going to sunbathe on the beach or sailing. This so-called “polarized lenses” that neutralize not only ultraviolet waves, but also the reflections on the water.
Brown or gray glasses with tinted coating is perfect for your mountain getaway. Also in this case, you can wear glasses-“chameleons”. They change their hue depending on lighting and perfectly protect from sunlight outdoors.
Even if you choose a very high quality sunglasses Ray Ban 2132, after consultation with an experienced specialist, do not forget about safety precautions. In any, even the very best glasses do not look directly into the sun. And try not to be in direct sunlight from 11 to 17 hours. The sun at this time of day is particularly active, and therefore the eyes and skin suffer from the harmful effects. Morning and evening, sunbathing and more enjoyable, and safer.