We’ve seen some interesting DIY lenses, like those made from crap, an iceberg, or 3D-printed components. But have you ever seen a lens made from scratch? And by that, I mean sand, rocks, and metal turned into a lens? Well, Andy George of How To Make Everything took DIY to a whole new level. He combined raw sand, rocks, and metal with his knowledge and experience and made a working camera lens entirely from scratch!