May 31, 2023 · Sunglasses are good for your health if the lenses block UV and the sunglasses are worn correctly (with the frame's nose bridge touching your face). Eyes filter out most, but not all, UV rays. Anything that limits UV exposure to the eye alleviates risk. Sunglasses protect your eyes and also can protect the skin around the eyes. Jul 26, 2023 · Certain tints can actually improve contrast in specific conditions, but the color or shade doesn’t have any effect on UV protection—you can even find clear lenses with UV 400. Related Story 4 1. What does complete UV protection look like? While the UV spectrum extends to 400 nm, optical industry standards allow manufacturers to claim 100 percent protection at 380 nm. The most common lens material sold globally typically only fully blocks UV below 360 nm. These may seem like unimportant distinctions, but the gap between 380 and 400 UVMune 400 is L’Oréal first sun filtering technology, its biggest suncare innovation in 30 years to effectively protect the skin against ultra-long UVA rays, the 30% of solar rays that have so far been insufficiently filtered. With this major scientific breakthrough, L'Oréal helps preventing sun-induced deep skin damages, which is a major public health issue. UVMune 400 is now available in Nov 6, 2021 · The designation UV400 lenses with guaranteed UV protection protects against these harmful UVA and UVB radiation. Therefore, investing in sunglasses that are labeled UV400 blocks 99 to 100% of UV light. It’s important to note that the darkness of your sunglasses has nothing to do with UV protection. Nov 22, 2021 · Is UV 400 sunglasses good? The safest bet is to buy sunglasses that provide 100% UV protection, or UV 400 protection. That means that the glasses protect your eyes from both UVA and UVB radiation. Most expensive sunglasses offer this level of protection on all models. Does UV 400 block blue light? EwJ8SY.