نوشته شده توسط : robinsalestore

A good pair of Cheap Tiffany and Co Necklace Jewelry Outlet sunglasses must have the following four functions:
1, to prevent ultraviolet radiation in sunlight
UV rays can damage the cornea and retina, quality sunglasses can completely eliminate UV irradiation.
2, to prevent strong light
When the eye receives too much light, it will naturally shrink iris. Once the iris shrink to limit state, then people need to squint. If the light is still too much, such as snow reflected sunlight, will produce damage to the retina. Quality sunglasses can filter out up to 97% of the light entering the eyes to avoid injury.
3, to prevent glare illumination
Some surfaces, such as water, Cheap Oakleys Radar Sunglasses Discount can reflect a lot of light, and the bright spot thus generated will disturb the sight or hidden objects. Quality polarized sunglasses can make use of such technology to completely eliminate glare, we will introduce later polarizing technology.
4, light of a specific frequency to eliminate
Certain frequencies of light can blur vision, while some other frequencies of light can enhance contrast. Select the correct color for sunglasses, it get better results in certain circumstances. If sunglasses do not provide UV protection, it will give you more exposure to ultraviolet radiation. Cheap sunglasses filter out a portion of the light, causing your iris to open to receive more light. This also allow more UV entered, increasing the damage of UV on the retina. Therefore, there is indeed a difference between the various sunglasses. For a specific use of the environment, the selection of suitable, high-quality Fake oakleys frogskins sunglasses cheap for sale sunglasses will provide maximum protection for you.





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تاریخ انتشار : جمعه 18 بهمن 1392 | نظرات ()
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