When the Great American Total Solar Eclipse sweeps across the U.S. on Aug. 21, you’ll need some safety-rated gear to watch it safely. Not only will you need eye protection to see how the moon passes before the sun, but you’ll also need safety-approved solar filters to spare your eyes a potentially irreversible case of eclipse blindness . The International Organization for Standardization (ISO) tests eclipse-watching products to make sure they will adequately protect your eyes from the sun, and we’ve rounded up some of the best ISO-approved items available today.
Here are Space.com’s picks for the best ISO safety-rated solar-eclipse-viewing gear, including glasses, binoculars, telescopes and more!
Updated Aug. 8, 2017