Optical microscopy is a technique employed to closely view a sample through the magnification of a lens with visible light. This is the traditional form of microscopy, which was first invented before ...

A folding paper microscope has been developed that costs less than a dollar to make and can be printed onto a sheet of paper which is then folded and combined with a few extra components in less than ...

Optical microscopic imaging resolution has a theoretical limit of approximately 200 nm within the visible light spectrum due to the far-field diffraction limit, which prevents the technique from being ...