As for UV of 400 nm or below, the transmittance can be limited to 5% or lower. Less exposure to UV rays can protect people from eye diseases such as cataract, conjunctival macular and retinitis, etc.
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Eyelevel Floatspotter Polarised Sports Sunglasses for Men - Brown Men’s Sunglasses - With UV400 Protection and a CAT3 Lens
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Sunier Polarised Sports Sunglasses for Men Women, Wrap Around Unbreakable Fishing Driving 100% UV400 Protection Sun Glasses
