No matter it is raining or sunny,UV exposure is always present |
40% of annual UV exposure occurs when we are not in full sunlight |
*Based on the population in the cities of northern hemisphere Resource:Round table report at Salt Lake City,Utah USA: The new knowledges about the damage of Ultraviolet radiation to eyes Costing and the prevention of disease,2011.06.18. Meeting host--Karl Citek Dr of optometry. | |
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Ultraviolet ray is in everywhere |
there are over 50% of ultraviolet ray getting into eyes that is from the reflection of the surface such as road,water and casement window. |
Resource:Round table report at Salt Lake City,Utah USA: The new knowledges about the damage of Ultraviolet radiation to eyes Costing and the prevention of disease,2011.06.18. Meeting host--Karl Citek Dr of optometry. | |
Lens can provide the protection against the UV rays in both sides |
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Most of the clear lenses¡¯ material can block the UV rays from the front side of the lens. |
Although,Up to 50% of the UV rays reaches the eye from the rear lens surface. |
The antireflection lenses in current markets can avoid the UV rays to be reflected into our eyes greatly. | | |
It gives the UV protection for your eyes and the sensitive skin around them effciently |
The brand new lenses equipped with the antireflection coating on the back of the lenses can prevent the UV rays reflected by the rear lens surface |
Choose the lenses with ESPF | |
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