What are my sunglasses good for?
Sunglasses are important – and not just because they look cool: UV radiation can cause cataracts. But how do I know if my sunglasses really filter out UV radiation? Does it depend on the price? How does the protection work at all? You asked, we have the answers. More information about sun protection, UV protection and eye protection can also be found on https://www.bfs.de/uv. Original: "Federal Office for Radiation Protection" Original: German. All translations in this video have been done by the alugha AI.