the choice of the color of the lens should be based on the color of the surrounding environment, the edge of the object is not clear, can Fake Ray Ban Sunglasses effectively identify the different color signal light as the principle. Lens color to gray, brown, green is better, because these colors of the lens on the infrared, UV absorption is good, Gray Lens for any chromatography can be nicely balanced absorption. After wearing cups, see the scenery will dull; obscure, and there is no Wholesale Ray Bans Sunglasses obvious colouring tinted lenses to filter a lot of blue light, can certainly improve the visual contrast in addition to clarity, the Wholesale Ray Ban UK
air pollution is definitely serious circumstances or errors wearing a long effect.
Some recent studies show that because of the sunlight into the eyes of blue light will hurt the eyes, and blue lenses can not filter out the sun in the blue spectrum, so when choosing sunglasses do not choose the best blue lens.
In general, the deeper the color of the lens shading effect is stronger, but does not indicate the ability of UV is strong, anti UV Sunglasses functions and lens Cheap Ray Ban Glasses materials, technological know-how and other factors to second lens color depth is, wearing too deep accessories, it is difficult to identify the color connected with traffic lights.
Children will wear sunglasses. The baby's eyes delicate, easy to lumination damage, in this sense, babies need to wear sunglasses yet note that children under 6th years old not appropriate while wearing sunglasses, because the kid's visual function development hasn't reached adult levels, while wearing Ray Bans Online sunglasses may web form amblyopia.
The right way is to position the child in a strong sun light, when the sun is fragile in time to take off. For the kids under 6 years of age to pick sunglasses to pay attention to the color to get
People over the age of 40, the particular lens Ray Ban Outlet nucleus began to solidify, the cortex began to increase, resulting in a shallow anterior step.
After wearing sunglasses, going into the eye of visible mild is reduced, the child will naturally open, Da Hong film easy to accumulate on the corner, obstruction of aqueous outflow channels, for a long time, easy induce acute angle settlement glaucoma, there is redness, suffering in the eyes, sharp turn down in vision and other conditions. In particular, there Dcape Ray Bans
is a history for glaucoma or glaucoma persons in the family who are more prone to this situation. Glaucoma patients and also those who are suspected of glaucoma should not wear sunglasses, 4 decades of age who wear eyeglasses should also be cautious.