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  2. Solar viewer - Wikipedia

    en.wikipedia.org/wiki/Solar_viewer

    The solar eclipse of December 26, 2019 seen through a pair of solar eclipse glasses in Jaffna, Sri Lanka. A cat demonstrating a pair of eclipse glasses. Solar viewers (also known as solar viewing glasses or solar eclipse glasses) are special eyewear designed for direct viewing of the Sun. Standard sunglasses are unable to filter out eye ...

  3. Here’s what can happen when you view an eclipse incorrectly ...

    www.aol.com/news/protect-eyes-during-annular...

    Sunglasses don’t block infrared radiation. For safe manufacturers and resellers of eclipse glasses and filters for optical devices, including cameras and smartphones, check out the list curated ...

  4. Where to buy solar eclipse glasses and how to know if they're ...

    www.aol.com/lifestyle/solar-eclipse-glasses-2024...

    These glasses are independently tested and are shown to filter 100% of harmful UV and infrared light, and 99.9% of intense visible light. This 10 pack is great for splitting among friends or a ...

  5. Sunglasses - Wikipedia

    en.wikipedia.org/wiki/Sunglasses

    Inuit snow goggles function by reducing exposure to sunlight, not by reducing its intensity. Since the 13th century and until the spread of contemporary UV-shielding spectacles against snowblindness, Inuit made and wore snow goggles of flattened walrus or caribou ivory with narrow slits to look through to block almost all of the harmful reflected rays of the sun.

  6. How to find the right eclipse glasses before April 8 ... - AOL

    www.aol.com/weather/eclipse-glasses-april-avoid...

    The solar filters used in eclipse glasses are thousands of times darker than normal sunglasses. Looking at the sun without eclipse glasses or a solar filter "will instantly cause severe eye injury ...

  7. Photochromic lens - Wikipedia

    en.wikipedia.org/wiki/Photochromic_lens

    A photochromic eyeglass lens, part of the lens darkened after exposure to sunlight while the other part remained covered. A photochromic lens is an optical lens that darkens on exposure to light of sufficiently high frequency, most commonly ultraviolet (UV) radiation. In the absence of activating light, the lenses return to their clear state.