In 2014 Richard Williams (Romsey) and Andrew Monk patented the ioLight Mobile Microscope.

Their ioLight microscope is easily portable - it fits in a rucksack or jacket pocket - and captures beautiful images of plant and animal cells, Images are displayed instantly on your  iPad, iPhone or Android device  making them simple to share or paste into your homework or Nobel Prize winning paper.  Resolution is better than 1 micron (1 thousandth of a mm) and gives x200 magnification on a 10" screen and even more on a larger screen.  In summary the ioLight microscope is the perfect pocket partner for any scientist, student or educator,  ioLight Website