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Old 03-10-2010, 10:22 AM
bifocal glasses bifocal glasses is offline
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Join Date: Jan 2010
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Absolutely yes! Most people believe that the darkness of the lens can protect their eyes from the UV rays. However, the degree of darkness has no effect on UV rays. For adequate protection, you need to wear sunglasses that indicate they can block 100 percent of the sun's UV rays.
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