These are called pingueculae and pterygia. Long-term UV exposure can also causes tissue elevations on the surface of your eye. Long-term exposure to even small amounts of UV radiation can increase your risk of developing a cataract or macular degeneration. Are there other complications of UV ray exposure? The longer you’re exposed to UV light, the more severe your symptoms might be. The symptoms may last from six to 24 hours, but they usually disappear within 48 hours. If you have photokeratitis, you may experience one or more of the following symptoms: Staring directly at the sun, such as during a solar eclipse, can actually cause more long lasting and serious damage – a burn – to your retina. Arc welding equipment, photographic flood lamps.
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