Nokia sells the N8 Smartphone which has a 12 MP camera with Karl Zeis optics. A company called Fletcher has added optics to it and created a unit called CellScope which can be used for mobile medical microscopy. This allows a microscope to be taken into the field, a photograph taken with it and then sent via the phone to be analyzed. Altogether a remarkable confluence of technologies.
To market it Nokia partnered with Sumo Science to create a number of films show casing it. Above is the world's smallest stop action heroine Dot as she flees across a miniature landscape from a fraying carpet. Below is a video that shows how they made the film. Both are well worth watching