Try to fathom the power of 1 million nuclear power plants. Now, imagine there is a way to pack the equivalent of that into ...

This DIY lasertag project designed by [Nii], which ... An infrared LED points forward, and with the help of a lens, focuses the beam tightly enough to make aiming meaningful.

Knowledge of a laser beam's shape and output-power distribution is critical for optimizing laser performance. Neil Savage summarizes the latest beam-profiling products on the market. People using ...

Heating of the bed, powder and surrounding air is critical, as is moisture control, plus keeping that laser beam shape consistent ... over the full area of the build surface.