"Choosing Safe Solar Eclipse Glasses: A Complete Guide"

Experts assure that there are no demonstrably unsafe eclipse glasses in the market, but caution against potential scams and counterfeit products. Buyers are advised to refer to the list of official sellers and manufacturers maintained by the American Astronomical Society and to use a simple at-home test recommended by NASA to verify the safety of eclipse glasses. The international standard for solar eclipse viewers, ISO 12312-2, was adopted nine years ago, and efforts are ongoing to ensure the safety and reliability of eclipse glasses ahead of the April 8 total solar eclipse.