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visual contrast and clarity, the Cheap Ray Ban Glasses

picking out the color of the lens really should be based on the color of the surrounding setting, the edge of the object is absolutely not clear, can Cheap Ray Ban Sale effectively distinguish the different color signal light source as the principle. Lens colouring to gray, brown, environment friendly is better, because these colors with the lens on the infrared, ULTRAVIOLET absorption is good, Gray The len's for any chromatography can be nicely balanced absorption. After wearing cups, see the scenery will darken, and there is no Cheap Ray Bans UK obvious color tinted lenses to filter out a lot of blue light, can improve the visual contrast and clarity, the Cheap Ray Ban Glasses
air pollution is serious circumstances or fog wearing a long effect.
Some recent studies show that because of the sunlight into the eyes of blue light will hurt the eyes, and pink lenses can not filter out direct sunlight in the blue spectrum, while choosing sunglasses do not pick a qualified blue lens.
In general, often the deeper the color of the the len's shading effect is more robust, but does not indicate the option of UV is robust, anti UV Sunglasses performs and lens Wholesale Ray Ban UK 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 can certainly wear sunglasses. The little one's eyes delicate, easy to light source damage, in this sense, kids need to wear sunglasses however note that children under six years old not appropriate very long time wearing sunglasses, because the little one's visual function development have not reached adult levels, very long time wearing Ray Bans UK sunglasses may contact form amblyopia.
The right way is to place the child in a strong sunshine, when the sun is weakened in time to take off. For the children under 6 years of age to select sunglasses to pay attention to the color to become
People over the age of 40, the actual lens Ray Ban South Africa nucleus began to harden, the cortex began to broaden, resulting in a shallow anterior slot provided.
After wearing sunglasses, getting into the eye of visible lighting is reduced, the student will naturally open, Da Hong film easy to accumulate within the corner, obstruction of aqueous outflow channels, for a long time, simple to induce acute angle drawing a line under glaucoma, there is redness, discomfort in the eyes, sharp downfall in vision and other indications. In particular, there Fake Ray Bans
is a history with glaucoma or glaucoma clients in the family who are at risk from this situation. Glaucoma patients or simply those who are suspected of glaucoma should not wear sunglasses, 4 decades of age who wear eyewear should also be cautious.

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