And guess what: You can't hold binoculars or other magnifying devices over your eclipse glasses, either. The concentrated solar rays can damage the solar filter on the glasses and enter your eye.

After viewing the historic solar eclipse yesterday (Aug. 21), some watchers reported that their eyes felt funny, even though they wore certified eclipse glasses.

Glasses that are more than three years old should not be used to view the 2024 total solar eclipse, according to the National Eye Institute — so if you saved your glasses from the 2017 eclipse ...