Shining a light through your glasses or looking for the ISO 123112-2 mark on the side isn't enough sometimes to ensure your glasses are safe for viewing. Make sure to wear approved solar eclipse glasses if you plan on looking into the sky, and only remove them once the moon completely blocks the sun, according to United Healthcare. Customers who didn't receive a recall email are safe to use the ones they purchased.
The district encouraged parents to talk to their children and remind them to not look directly into the sun while on their way home from school the day of the eclipse. The landscape around you will be changing as the sun passes behind the moon, which will create cool shadows and a great opportunity for awesome pictures or a time-lapse video.
Amazon has not disclosed how many glasses it has recalled.
"Out of an abundance of caution and in the interests of our customers, we asked third-party sellers that were offering solar eclipse glasses to provide documentation to verify their products were compliant with relevant safety standards".
Where can you buy real solar eclipse glasses?
On Aug. 21, Marylanders will get to see an nearly full eclipse of the sun.
For a full list of Libraries in the United States hosting Eclipse Events, have a peek at this Library viewing event map. It's a quality management designation, which means the glasses are manufactured to meet a certain standard. However, that's only for the places in the direct path of totality.
NEI's Rachel Bishop told OT that people should never look directly at the sun or an eclipse. You'll notice they get very strangely shaped.