Posted in LED Hacks, Tool Hacks Tagged attiny1634, led, light ring, microscope, pcb, rotary encoder ← Building A Theremincello Hall Effect Limit Switches For A 3D Printer → ...

Sometimes I need to be able to take photographs of very small things, and the so-called macro mode on my point-and-shoot camera just won’t cut it. And it never hurts to have an inspection sco… ...