DIY iphone microscope - calarts/calarts.github.io GitHub Wiki

iPhone microscope

smartphone microscope

turn your phone into a 350× microscope by putting a small glass sphere into the optical path. This harkens back to Antonie van Leeuwenhoek's 17th century design. This is the microscope that first spotted bacteria and cork cells.

There are several approaches.

the stack
cellphone
lens in grommet mount
illuminator (diffusion on iPhone light works)
optional stand

instructables: http://www.instructables.com/id/10-Smartphone-to-digital-microscope-conversion/