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Eclipse viewing glasses allow you to view the sun in its natural orange color. It is important that solar eclipse viewer glasses offer the highest levels of eclipse eye protection. Many other products, and do-it-yourself designs, do not provide full protection from the harmful rays.
If you are an active person, polycarbonate lenses usually are the best choice for your eyeglasses, sunglasses and sports eyewear. Polycarbonate lenses are thinner and lighter than regular CR-39 plastic lenses. They also offer 100% protection from the sun's harmful UV light and are up to 10 times more impact-resistant than plastic or glass lenses.