The brand and the style of the frame are just the first of several choices you can make. When you go pick out a new pair of sunglasses, you’ll have a lot of options.
Also, ensure that the lenses don’t have any imperfections or distortions. Well-fitting sunglasses should protect your eyes from all sides.Ĭhoose lenses with exactly matched colors.
Your sunglasses should follow your facial contours and should be situated close to your eyes. Even while wearing your contacts, you’ll still need sunglasses to shield your eyes. If you wear contact lenses, know that only some types contain any degree of UV protection. Also, make sure that your sunglasses prevent 75-90% of visible light from reaching your eyes. To that end, follow these four tips from the American Optometric Association (AOA).īuy sunglasses that filter out 99-100% of the UVA and UVB rays. When you’re shopping for sunglasses, ensure that you choose a pair that provides excellent eye protection. Examples include sulfa drugs, diuretics, birth control pills, tetracycline and tranquilizers. Prescription medications – Several types of medications can heighten your sensitivity to UV radiation’s effects. Time of the day (and year) – When the sun is at its highest daily position, you’ll receive more UV exposure. To illustrate, UV rays reflected off the snow can almost double your exposure. This exposure is especially likely when you’re in proximity to sand, snow and other reflective surfaces. Specific setting – In expansive open spaces, you’ll receive greater UV exposure. As you get farther away from the equator, your risk decreases.Īltitude above the Earth – You’ll receive greater UV exposure at higher altitudes. Geographic area – If you’re in a tropical region close to the Earth’s equator, you’ll receive an increased amount of UV exposure. However, your actual UV radiation dose depends on several factors.
Spending time outdoors puts you at risk of UV radiation-related eye conditions. In addition, excess UVA radiation is connected to the emergence of specific forms of cataracts and may play a role in macular degeneration. However, UVA rays can travel through your cornea to reach the lens and retina in your eye’s interior. Of the three types of UV rays, UVA rays contain the lowest amount of energy. These include photokeratitis (snow blindness), pterygium (surfer’s eye) and pinguecula. UVB radiation exposure is linked to several notable eye conditions. Some of the lower-energy UVB rays are also filtered by the atmosphere’s ozone layer. If the ozone layer becomes depleted, however, UVC rays could easily cause serious health problems. Luckily, the Earth’s ozone layer prevents the majority of UVC rays from reaching the surface. UVC rays pack the highest amount of energy and present the most danger to your eyes. Each form has different characteristics and potential effects: Three types of UV radiation can damage your eyes. You can’t depend on the clouds to stop the UV rays from getting through. Even when the skies are cloudy, wear sunglasses as a precaution. To do so, wear sunglasses that block nearly 100% of UV rays (also called UV 400 protection) when you are outside during the day. Protecting your eyes from the sun’s damaging rays is essential. Long-term exposure to UV rays has been linked to the development of serious eye issues, including macular degeneration and cataracts. The single most important reason to wear sunglasses is to protect your eyes from the sun’s ultraviolet (UV) rays.
#SPECTACLE SUNGLASSES HOW TO#
And you’ll find out how to care for them once you’ve made your choice. This guide won’t help you pick that perfect frame, but it will help you understand some of the options available to you when you’re shopping for new sunglasses. And what about UV protection, coatings, polarization and tints? You’ve been thinking about buying new sunglasses, but the options are dizzying.
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