The screws that go in your phone are minuscule, and a magnifying glass is really ... is simple — just mount a standard hobby servo to a pair of glasses and put a pair of loupes on a hinge.

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 ...

The screws that go in your phone are minuscule, and a magnifying glass is really ... is simple — just mount a standard hobby servo to a pair of glasses and put a pair of loupes on a hinge.