A split-field photo of cartridge casings through the lens of firearm examiner Michael Haag’s comparison microscope. Haag said he determined the casing on the left, recovered as evidence of a crime, ...

Researchers have created an optical lens that can be placed on an inexpensive smartphone to magnify images by a magnitude of 120, all for just 3 cents a lens. Researchers at the University of Houston ...

The Micro Phone Lens can turn any smartphone or tablet computer into a hand-held microscope. The soft, pliable lens sticks to a device's camera without any adhesive or glue and makes it possible to ...