Stylish
Cheap Tiffany and Co Necklace Jewelry Outlet sunglasses that can provoke envy from other people, of course, you don't have to go her, to test sunglasses health index now!
Indicators: color
Blue eyes might be injured
Recent studies have found that the sunlight enters the eye in the Blu-ray will hurt people's eyes. Blue lenses cannot be filtered out of the solar spectrum
Blu-ray, when choosing sunglasses, best not to choose a blue lens.
Color is too easy visual fatigue
if you wear sunglasses after people can clearly see your eyes, and then your lens is too light. Color is too light lenses block UV rays effects could not be long-term wear easily cause eye strain.
Color is too dark-induced glaucoma
Wear
Fake oakleys frogskins sunglasses cheap for sale sunglasses that color is too dark to the eye resulting in a darkroom environment; pupil will be automatically expanded in a dark environment, most likely conditions such as glaucoma. Light grey would do well to buy relatively soft lenses, light green, dark brown color, color in the outside world is relatively clear.
Index II: anti-UV, juggle authenticity debate
Wear sunglasses that qualified in order to protect the cornea, lens and retina of the eye from UV damage. Inferior sunglasses not only fail to filter out ultraviolet light, but because after blocking visible light, ultraviolet radiation more significantly, these sunglasses might as well not wear.
Learn to see logo
Sunglass lenses have on the packaging or "100% UV" and "UV400", "ultraviolet" logo. All regular suppliers of products should be "national industrial product manufacture license" by querying the production license number manufacturer's Web site to see whether the product is a regular factory product.
To the optical shop testing
Regular glasses shop will have a dedicated anti-UV detection method, regardless of whether you buy
Fake Oakleys Gascan Sunglasses Cheap for Sale sunglasses in the optical shop, optical shop testing, and generally not charged testing fees. Detection method is relatively simple, such as "color mirrors" approach. "Discolored mirrors" is a kind of ultraviolet light discoloration of special lenses, put it under the glare of the Sun, immediately detect sunglasses are wrong.
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