• Liz
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    3 months ago

    You can buy glasses approved by the American Astrological Society, which independently checked that the glasses were safe. (They’re supposed to meet an ISO standard, but this is a double check.) Also, you can test them at home, by looking at lightbulbs and around your house. If you can see anything that isn’t the emitting source of a bright light (like the actual diode of an LED) then they’re not dark enough.

    • SharkEatingBreakfast@sopuli.xyz
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      3 months ago

      Yep!

      I got a handful of pairs from ICStars (found on the Astronomical Society website) and checked them with the method you described. Neither myself nor anyone I gave them to experienced any discomfort or eye strain. I was really relieved and super happy!

      Not a shill. Just excited I got to see the eclipse in time because of them. (:

    • captainlezbian@lemmy.world
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      3 months ago

      Yeah I checked the ones a coworker gave me by looking at an LED too bright to not hurt my eyes. Since I couldn’t see it at all I felt safe