Your understanding seems wrong: https://www.eclipseglasses.com/pages/safety https://www.eclipseglasses.com/pages/safety If your understanding were correct, the

Your understanding seems wrong: https://www.eclipseglasses.com/pages/safety https://www.eclipseglasses.com/pages/safety If your understanding were correct, the difference between fake and real glasses wouldn't be minor ones such as round-ness of certain parts.