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They’re polarized, offer UV400 sun protection, and they’re 144mm (or 5.6 inches) wide and each lens is 56mm (or 2.2 inches) wide, a little bigger than the Sunski.
Medical experts advise the public on the importance of wearing sunglasses to protect the eyes from UV; [26] for adequate protection, experts recommend sunglasses that reflect or filter out 99% or more of UVA and UVB light, with wavelengths up to 400 nm. Sunglasses that meet this requirement are often labeled as "UV400".
Retro Vintage Narrow Cat Eye Sunglasses. UV Protection: 100%. These cat-eye sunnies are an updated take on a vintage shape, and thanks to the contrasting white and black color palette, they're an ...
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Sunglasses provide more comfort and protection against bright light and often against ultraviolet (UV) light. To properly protect the eyes from the dangers of UV light, sunglasses should have UV-400 blocker to provide good coverage against the entire light spectrum that poses a danger.
Ultraviolet (UV) light is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays.UV radiation is present in sunlight, and constitutes about 10% of the total electromagnetic radiation output from the Sun.
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