Instructions
Take a look at the writeup here:
sinbox.org/bokode
Get some sample microprint patterns here:
sinbox.org/bokode/bokode%20samples.pdf
Get the microprint printed here (~$80):
pageworks.com/transparencymasks.html
Follow the assembly diagram in the DXF.
This design is scaled for .11" acrylic, 4/40 .375" machine screws and nuts, and you'll need the lens out of a webcam, a power source, an led, and some tape for calibrating the focus.



