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Astronomers Warn Eclipse Glasses Older Than 10 Years Must Die

8/14/2026

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Summary

Story summary

Millions in Europe observed the August 2026 total solar eclipse with ISO 12312-2 certified glasses.
Experts warned that glasses made before 2015 may degrade and should not be reused.
The American Astronomical Society said glasses older than 10 years must be discarded.
Recycling guides require removing lenses before placing cardboard frames in regular recycling, while plastic frames are not recyclable.

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Story summary

Millions in Europe observed the August 2026 total solar eclipse with ISO 12312-2 certified glasses.
Experts warned that glasses made before 2015 may degrade and should not be reused.
The American Astronomical Society said glasses older than 10 years must be discarded.
Recycling guides require removing lenses before placing cardboard frames in regular recycling, while plastic frames are not recyclable.