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There Are Many Kinds Of Sunglasses

Aug 11, 2017

Sunglasses, a pair of glasses, can be used to play cool, but also a kind of glasses that can block the sun's rays. Sunglasses are also called sunglasses, it is under strong light to protect the eye supplies. Wearing this lens can block ultraviolet rays and infra-red, while the external environment color does not change, only the intensity of light changes, as if cloudy, there is a cool and comfortable feeling.

Strong sunlight contains a lot of ultraviolet rays and infra-red, Sunglasses may damage the eyes of the cornea, lens, and even fundus, wearing a pair of sunglasses, can block or absorb part of the light, reduce the stimulation of the eye. In recent years, due to the importance of health, Sunglasses many people in the hot summer outing, like to wear sunglasses, to reduce the stimulation of the sun, some people also like to regard it as decoration, sunglasses are a lot of kinds, should be based on different needs to choose.

Now sunglasses no longer only play the role of sunscreen, the correct choice of a popular sunglasses must make people look particularly fashionable.

Summer sun, many driving friends will choose to wear sunglasses, myopia of course can also wear sunglasses, so myopia how to choose sunglasses? is the choice of polarized sunglasses or myopic sunglasses?

The color of sunglasses lenses can delay the time that the eye sends the image to the brain, which creates a sense of speed distortion, Sunglasses making the wearer of the sunglasses make the wrong judgment.

When the car travels at 80 km/h, the dark sunglasses delay the driver's response time by 100 milliseconds, increasing the emergency braking distance of 2.2 meters.

Selection method: Do not choose the lens color too deep, that is, less choice dark dark sunglasses.

Choose polarized sunglasses as much as possible. Sunglasses Polarized sunglasses can reduce glare, effectively eliminate and filter the scattering light in the beam, so that the visual field clear and natural, but also to weaken the strong light, anti-fatigue, no obstruction of sight, anti-ultraviolet and other functions.