A laser diode can be interfaced with Arduino Uno using photoresistors, photodiodes, phototransistors or similar sensors and detectors. Fig. 1: A laser pointer. Laser diodes and modules are available ...

The turntable can be used as a 3D-scanner by taking photos of an object 360 degrees around it. These photos can be converted later on into a 3D-model using photogrammetry software. The amount of ...

The Arduino has long since proven itself to be one of the biggest boons to DIY heads since the soldering iron, but that doesn't mean it's not still able to impress, as amply demonstrated by this ...