Necessary time and place to wear spectacles will also bring a burden over the
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on the eyes, bringing about ocular tension, blurred ideas, dizziness, but also
not as extensive and other serious symptoms.
Some are not suitable for wearing spectacles. People with glaucoma after donning glasses, light reduction, mydriasis, intraocular pressure is easy to elevate, so that the eye pain. Its more difficult to distinguish colors via wearing sunglasses. Night blindness patients wearing sunglasses can lead to loss Cheap Ray Bans UK of vision, even invisible.
Most people still choose to stay in the light of the aesthetic considerations, but its protective function is the Cheap Ray Ban Glasses most important.
How to choose the right sunglasses? Xu Bangli said, to buy sunglasses to check the lens surface is smooth, without warping, grinding marks, bubbles, the lens will cause warping sight deviation, uneven or traces, bubbles will Cheap Ray Ban Glasses cause dizziness and discomfort.
When choosing sunglasses can be got from the eyes of 45 cm, and the observation of vertical lines surrounding the horizontal line through the cups, such as a window or doorstep frame, and then Ray Bans Cheap glasses vertical before and after the move, including linear distortion or move, the lens distortion, to never buy. Lens color really should be deep enough, dark bleak, dark brown and black, pink and purple, the two accessories will be more ultraviolet rays, attempt not to choose yellow, orange and light-weight red.
It is best to choose the point on the Wholesale Ray Bans
label 100% Protection from ultravoilet rays products, to buy high-quality sun shades, the only thing you can do is to often the optical professional stores, frequent glasses shop to buy.