UV and your eye.
UV light is what?
Ultra Violet or UV light is part of the invisible spectrum of light that surrounds us. Because skin cancers occur on us about the damage. UV on our skin but we think about the fact that UV can damage our eyes or not.
Is made up of three wavelengths of UV light.
UVA - close to the visible light range. 320-400 nanometers.
UVB - 280-320 nm.
UVC - 280-200 nm.
UV damage to my eyes.
UVA and UVB can cause significant damage to the crystal. The eye lens and retina. It is also harmful to the cornea. - Transparent window in front of the eye.
UVA is very dangerous especially. If you are exposed to lower the amount of time. Can damage eyes. However, crystalline lens absorption. This helps protect the retina But the cumulative effect pigments are created within Lens aging and cataract, and the further development. When cataract surgery is important to remove the filter to protect the eyes disappear.
UVB cause sunburn and Snow blindness is exacerbated by reflection from water and snow. Vacuum to prevent the cornea of the eye structure. But not the risk of eye problems. Pterygium is a patch of clouds that grow in the corneal tissue as a result.
UVC is filtered out by the ozone layer. But if you live in an area where the ozone layer. Some, you still may be dangerous.
I want to block UV?
Yes, if the following applies to you. .
You take in water.
You have the cataract.
You spend most of your outdoor
You likes to wear dark glasses
You touch on a regular basis for UV light
You are some of the ozone layer.
Something to protect my eyes.
Whether or dark glasses to protect clean. UV protection all but some only come from UV Filter or Lens polycarbonate lens material to other different degrees of UV protection.
Standard plastic - These lenses can produce a yellow add a little more time. UV filter materials to them with 92% anti-UV.
Glass - As not absorb UV radiation, they provide no protection.
Lens in the dark sun - Lens because these black UV light so they changed their protection. UV all
Filter UV - This is a lens coating that guarantees the protection 100% UV all.
Sunglasses with the text, sometimes to protect UVA, UVB, UVC, or problem with this type of list is that we see the symbol. UV and assume we are protected. You must make sure that the lenses filter all questions. UV.
I need to filter the UV sunglasses?
Our eyes respond to light by reducing the size of the student. This stops light from the retina and lens. Therefore, coloring the lens allows light to flood the eye and no filters. UV structures within the full face danger from UV radiation.
About the Author
Anna is a fully qualified optometrist and eyewear fashion guru. Living in the east midlands (UK) she has recently become involved in TheInternetGlassesCompany.co.uk which specialises in high quality Cheap Glasses Online
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