The file 'DIY Microscope Using Your Mobile Camera! 3D Printer Model' is (stl) file type, size is 5.0KB.
https://www.youtube.com/watch?v=s5KHFWF5LNg
Watch the video to see how it works in action.
V2 is coming later.
The size I made is for Galaxy S5
Microscope.stl | 16.5KB |