сабж.
http://vimeo.com/56017345
http://www.instructables.com/id/3D-Printed-Record/
Не думал что уже с таким разрешением умеют печатать.
«This project was my first experiment extending this idea beyond electronics. I printed these records on a UV-cured resin printer called the Objet Connex500. This printer has incredibly high resolution: 600dpi in the x and y axes and 16 microns in the z axis, some of the highest resolution possible with 3D printing at the moment»
Исходники по ссылке тоже есть.