Instinct of human have ego to protect, eyes meet with strong light, the pupil will naturally become smaller, cut into the eyes of uv energy, once without uv protection function on the Online Glasses Shopping, can make the pupil dilation, plus the role of the High Quality Prescription Glasses not isolate uv, at this moment is equal to the portal open eyes, let the ultraviolet light to enter, damage to the eyes. Glitter Sunglasses can hold back ultraviolet ray, because a special coating film was added on lens, and inferior Sunglasses Fsa Eligible not only cannot hold back ultraviolet ray, still let lens transmittance drop seriously, make pupil greaten, ultraviolet ray can shoot in great quantities instead, your eye is damaged. In addition, inferior lenses also make people nausea, forgetfulness, insomnia and other visual fatigue symptoms.
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