Hexastorm develops a transparent polygon scanner for 3D printing and PCB manufacturing. The specifications are as follows; minimimum spotsize 25 micrometers, maximum scan speed is 20 m/s, wavelength is 405 nm and power is 0.3W. The scanhead can be pre-ordered by interested clients. The idea is that the clients can order the scanhead with electronics and software. A video of the scanner can be seen on Youtube . A blog with recent progress and technical details can be found at Hackaday.