In addition to magnifying glasses, [Mauro] also has a few other ideas in mind on how to make this device even more useful. It could be used for welding goggles, for removing sunglasses as you’re ...

In addition to magnifying glasses, [Mauro] also has a few other ideas in mind on how to make this device even more useful. It could be used for welding goggles, for removing sunglasses as you’re ...

A magnifying glass may conjure up visions of a Victorian detective puffing pipe smoke down a dimly lit alley, but they’re not just a prop to include in your next Sherlock Holmes-inspired fancy ...