UV-blocking sunglasses are important for protecting the delicate skin around the eyes, as well as the eyes themselves. Research has shown that long hours in the sun without protecting your eyes increase your chances of developing certain eye diseases.
How do I choose UV protection?
To protect your eyes, look for sunglasses that:
- Block 99% to 100% of both UVA and UVB rays.
- Screen out 75% to 90% of visible light.
- Have lenses that are perfectly matched in color and free of distortions and imperfections.
- Have lenses that are gray for proper color recognition.
What materials can block UV rays?
Type of Material: Synthetic fabrics like nylon and polyester do a good job of blocking UV. Bleached cotton is a poor barrier material. Fabric Treatments: Chemicals that absorb or disrupt UV radiation can be added by the manufacturer.
What time of day do UV rays stop?
Protecting the Skin
To protect against damage from the sun’s rays, it is important to avoid the sun between 10 a.m. and 4 p.m., when the sun’s rays are strongest; to wear protective clothing; and to use a sunscreen with an SPF of 15 or higher.
Is UV 400 protection good?
Sunglasses labeled UV 400 provide nearly 100% protection from harmful ultraviolet light rays, blocking wavelengths up to 400 nanometers, including UVA and UVB rays. … KEEP YOUR EYES SAFE WITH UV 400 SUNGLASSES: Shop for sunglasses at an optical store near you or an online eyewear retailer.
Do all Ray Bans have UV protection?
All Ray-Ban lenses have UV protection, but the exact level varies among the types of lenses. … Mirrored lenses reduce glare for visual comfort near snow and water. Colors look clearer and brighter. Polarized lenses block more than 99% of reflected light around you, eliminate glares, and enhance contrast.
Are all Ray Ban sunglasses 100 UV protected?
Ray-Bans may have the fashion side of things down cold, but what will they do to protect your vision? Well, all Ray-Ban sunglass frames promise 100% UV protection.
Is UV 400 the same as polarized?
UV400 protection provides our eyes with the highest level of protection. It blocks out 100% of all harmful light from the sun including harmful UV rays. Polarized lenses use a special film to further filter reflected light and reduce glare from smooth surfaces.
Which is better polarized or UV protection?
While UV protection lenses shield your eyes from the harmful sun rays, polarized sunglasses eliminate glare that causes discomfort. What’s more, having ultraviolet protection is crucial to ensure healthy peepers, whereas polarization is more of a preference (assuming you want blinding glare to penetrate your eyes).