How to choose Sunglasses
How to choose Sunglasses – Look for the ‘UV 100’ tag on any pair of sunglasses you buy. It’s your guarantee that your eyes are protected from the premature ageing caused by ultraviolet rays.
Fewer than half of the sunglasses in the market have adequate protection from ultraviolet light, so you have to be careful.
Dark glasses does not provide protection :-
Many people think that dark glasses provide protection but dark lenses without UV coating may be dangerous to your eyes. Than wearing no sunglasses at all. Dark glasses cause your pupils to dilate. And with your pupils opened more widely, you are likely to receive an even larger dose of ultraviolet radiation than if you weren’t wearing sunglasses at all.
You may want to choose blue shades because they are in fashion or look more stylish. But they can be more dangerous.
Polarized sunglasses does not protect from Ultraviolet rays :-
Polarization decreases glare falling off intelligent surfaces like water or asphalt. This doesn’t offer more assurance from sun. However can make exercises like driving or being on the water more secure or progressively charming.
According to an eye specialist at the Manhattan Eye, Ear and Throat Hospital in New York City, you are better off with lenses that are tinted yellow or amber. These lenses gives more protection to your eyes because they transmit yellow light, which are less damaging than blue light transmitted by blue lenses.
Grey is a popular neutral tint that allows eyes eyes to perceive colours in their purest form and reduce brightness and glate. Brown tinted glasses heighten contrast and visual acuity, while blocking blue light.
Good lenses don’t need to be expensive. You can pick up one in consultation with the Doctor. Take sunglasses that will provide effective protection against damaging rays.
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