A limited number of eclipse glasses will be available for visitors to use but they encourage you to purchase your own eclipse glasses prior to the event.
"I didn't think it was necessary to buy smoked glass so I smoked some glass myself with a candle", he remembers. Leonard permanently lost some vision in his right eye. We call it solar retinopathy and it's really very close to burning a hole in the retina.
As August 21 nears, scammers are flooding the market with fake solar eclipse glasses.
Another piece of advice from Dr. Van Gelder is when you're watching the eclipse with your children, be sure your kids have their eye protection on.
Pages for products such as "MASCOTKING Solar Eclipse Glasses 2017 - CE and ISO Certified Safe Shades for Direct Sun Viewing - Eye Protection" and others that the company hasn't been able to verify as coming from a recommended manufacturer have been removed from the site. And, as retailers run out of eclipse glasses, some people are being duped by glasses that may look real, but that won't actually protect your eyes.
Bates still has vision in his left eye.
The last time a full eclipse swept coast to coast across the continental United States was 99 years ago. The focused sunlight can melt the filter and damage the eyes.