While scanning, the laser shines across the target surface, and the reflected light is then picked up by the camera. So how does this $25 DIY laser scanner measure up? Great, to be honest.

[Ben Krasnow] built his own version of the TSA’s body scanner. The device works by firing a beam of x-rays at at target. Some of the beam will go through the target, some will be absorbed by ...

I built a 3D printed, scanning laser confocal microscope so I could collect 3D surface topology and profilometry data! The ...