View this project on CADLAB.io.

holo_clock

arduino and pcb files for holo clock

published http://hackaday.com/2014/12/01/3d-printed-clock-tells-time-with-gears/

3d files here http://www.thingiverse.com/thing:570797

for sale here https://www.tindie.com/products/ekaggrat/holo-clock-2/