The sweltering summertime sunlight is beginning to impress us. With this period, sunshine protection is definitely the main event, but it should be observed that in addition to sun defense to the pores and skin, we must also wear safety cups to guard the eyes.
Shades, as protective eyeglasses, require a particular degree of UV protection.sunglasses manufacturer There are plenty of shades out there that are simply darker decorative mirrors without sufficient UV security. And if you dress in this kind of eyeglasses, it will increase the consumption of ultra-violet sun rays.
Therefore, as a form of safety eyewear, eyeglasses cannot just "look valuable" externally. At present, common anti-ultraviolet sunglasses could have the term UV400, that is a relatively generally appropriate defense stage. "UV400": Which is, the normal transmittance of ultra-violet rays by using a wavelength below 400nm completing with the lens does not go beyond 2%, which is actually a ample degree for day-to-day use.
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