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1, hued lenses tinted lenses might filter a lot of blue light-weight, can effectively improve the vision contrast and clarity, made for wearing in foggy or simply under severe air pollution.
couple of, yellow lens yellow standard zoom lens from the shading effect will not be as good as other color contacts, almost can not reduce observable light, that is, shading consequence is very Wholesale Ray Ban Wayfarer Sunglasses
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in the middle by using a built-in myopia box with which has no space as is often imagined, many riding associates reflect the eyelashes hint the lens, a pair of dvd glasses normal to the face of the distance about 12mm in the appropriate standard. Will be consequence of shortening the location? We can test: if you are in possession of a pair of optical glasses, you can go to slowly move forward the exact glasses, you will find the line gets increasingly blurred. The reason is simple, when the lens is more close to the eyes, the more distinct, that is, the increase in the penetration of lens lens, high penetration of natural dizziness and eye lids swelling. So how do we work out this problem? I think: 25 degrees of severity or 50 degrees as part of your original Ray Ban On Sale
optical degree. These days most of the myopia riding counter is to facilitate the production plus design, directly in the neo myopia riding a mirror attached with the frame
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face of the exact snow or high light strong ultraviolet light in the region can only be used on the plateau, we would like to have a friend.