oakley holbrook z87, substandard sunglasses hazards in sunglasses more is to protect your eyes, in strong sunlight can let your eyes comfortable see things. Summer wear glasses are also quite, however, some people have purchased a sunglasses and did not have the functionality of UV, many people are like the style of sunglasses, indiscriminately in the street stalls to buy a pair of sunglasses, oakley holbrook z87.
oakley holbrook z87, some people do not know is that poor quality sunglasses eye hazards is a particularly large, Poor quality sunglasses hazards in the glare, the human eye pupil is reduced, reducing the amount of light to enter and when wearing sunglasses, because part of the visible light entry, the pupil enlarges, but because of the poor quality of sunglasses are not able to filter the UV rays and blocking other harmful rays and therefore more harmful light can enter the eye, at this point the magnification of the pupil for harmful light provides an easy access to the eye damage is relatively large, and wear of inferior quality sunglasses than no harm in sunglasses. When your long wearing such substandard sunglasses, their eyes will long-term exposure to harmful light, adjust the youth convulsion, daylight of inflammation in the cornea, while in the case of older persons in the retina mascular degeneration, UV cataracts, eye injury. Poor quality sunglasses against substandard sunglasses lens material and coating is generally did not meet the standard requirements, and rough lens is cause light transmission rate is relatively low, we look at things are not very clear, and lens coating itself is to counter harmful light, andthe poor quality of sunglasses film layer is not very good resistance to harmful rays. Poor quality sunglasses crimes against some of the poor quality of the lenses of sunglasses is uneven, we look at things and some would appear deformed, having a serious impact on the ability of the eye depending on the property, resulting in loss of appetite, nausea, insomnia and other discomfort, and some substandard sunglasses mirrors are prescription, when wearing such higher than their eye emmetropic eye sunglasses, would only exacerbate the eye fatigue, causing the degree of myopia, loss of vision. Poor quality sunglasses hazards on eye damage we buy in sunglasses, I make sure to formal places to purchase.