May 24, 2010
Sunglasses Will Help Save Your Vision In The Future
Everyone should protect their eyes from the harmful rays of the sun by wearing sunglasses. Wearing ones that block out the ultraviolet A and B rays plus HEV rays are the best ones that you can get for your eyes. You will be protecting your eyes from possible cataracts, and the skin around your eyes from possible skin cancer.
Dark glasses are not only for fashion. They are not made to keep you from squinting when you drive or when you are outside. Glasses with lenses that block the sun from your eyes are made for your protection.
When eyes are left unprotected from too many ultraviolet rays for a short period of time sunburn can happen. Not only does this hurt but it also makes you feel like there is grit in your eyes. This will only last temporarily and should not cause total damage. If you are overexposed to UV rays over a long length of time the damage will be permanent. This is why everyone needs to know why they should wear shades.
Researchers have found that long term exposure to UVA rays can be the cause of damage to your retina or cataracts. Extended exposure to UVB rays can lead to skin cancer around the delicate eye area. Short term exposure to UVB can inflame the cornea of your eye which can cause temporary blindness that can last up to 48 hours.
It is proven that 80 percent of your exposure to the sun happens before age 18. Children generally spend more time outdoors than adults this is why it is important to protect your child’s eyes as well as your own. Look for glasses that will block out at least 99 percent of both UVA and UVB rays.
Plastic and glass lenses are effective at blocking out damaging rays. Look for labels that read UV absorption 400nm. This is the same as absorbing 100 percent of UV rays.
Reflected glare is light that comes back at you from water or a smooth surface. Polarized glasses will stop this glare from happening. They do not block UV rays. It is possible to get both polarized and UV blocking lenses together. This would be good for any outdoor fun and driving.
UV protection is not based on the color of the lens in your glasses. It will not matter if your lenses are dark or a light colored brown. Color only matters for blocking out HEV radiation. HEV is also known as blue light or high-energy visible radiation.
{Ultraviolet light rays do have more energy than HEV rays, but HEV radiation will go deeper into the eyes and have damaging effects on your retinas. A reddish brown, bronze or copper lens is best for protection from these rays. The label on these glasses might say blue blocking. You can find glasses that will protect you from all of the harmful rays.Ultraviolet light is stronger than high-energy visible light, but the rays from the HEV light go deeper into the eye. This can cause retinal damage. Glasses that protect against this would be bronze, copper or reddish in color. The label on these might say blue blocking lenses. You can get all of the protection against UVA, UVB and HEV in one lens.
It is clear why the right polarized sunglasses are important to everyone. All people might not to have the entire combination of lenses but everyone needs at least the UV protection with Hugo Boss sunglasses.
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