A magnifying glass contains a lens that’s made into a convex shape in order to better see small objects. Magnifying glasses have plenty of uses, from making it easier to read a book to examining ...

Movies and stories from the early 20th century sometimes show an elegant lady or gentleman using a magnifying glass to read a letter. Generically, a magnifying glass makes very small things appear ...

The iPhone has a built-in magnifying glass app. Unlike the flashlight app, however, it's an option you need to turn on in settings. CNBC's Todd Haselton shows you how to use the magnifying app on your ...

There may come a time when you find that your close surroundings are increasingly difficult to decipher — and reading glasses alone simply don't do the trick. But unless you like to dress up as ...

Ordinarily, farsighted scuba divers have to either get a prescription-glass bifocal mask, or apply adhesive magnifying lenses to their existing mask. Now there's a new alternative, in the form of what ...

For many of us, our multitasking iPhones have replaced many other tools and gadgets, including our cameras, calculators, torches, notepads, GPS units, and even our compasses. There's one more item ...