Despite time and place to wear sun shades will also bring a burden for the eyes. Some people regardless of outside the house or indoors, even at night, watching movies, watching TV usually are wearing sunglasses, Cheap Ray Ban Sale it will enhance the burden on the eyes, producing ocular tension, blurred imaginative and prescient vision, dizziness, but also not as longer and other serious symptoms.
Many people are not suitable for wearing glasses. People with glaucoma after putting on glasses, light reduction, mydriasis, intraocular pressure is easy to rise, so that the eye pain. It really is more difficult to distinguish colors through wearing sunglasses. Night blindness patients wearing sunglasses will certainly lead to loss Cheap Ray Bans UK of vision, actually invisible.
Buy know-how
Many people still choose to stay in the light of the aesthetic considerations, but its protective function is the Cheap Ray Ban Glasses most essential.
How to choose the right sunglasses? Xu Bangli said, to buy glasses to check the lens surface area is smooth, without warping, grinding marks, bubbles, the actual lens will cause warping view deviation, uneven or remnants, bubbles will Cheap Ray Ban Glasses cause dizziness as well as discomfort.
When choosing sunglasses could be got from the eyes associated with 45 cm, and the statement of vertical lines round the horizontal line through the eyeglasses, such as a window or doorway frame, and then Ray Bans Cheap glasses straight before and after the move, just like linear distortion or movement, the lens distortion, to not ever buy. Lens color need to Ray Ban On Sale be deep enough, dark dull, dark brown and black, violet and purple, the two contacts will be more ultraviolet rays, try to avoid choose yellow, orange and light-weight red.
It is best to choose the marking on the Fake Ray Bans
label 100% Protection from ultravoilet rays products, to buy high-quality eyewear, the only thing you can do is to the exact optical professional stores, usual glasses shop to buy.