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 ...

Imagine shining two flashlight beams through each other — neither one blocks the other. However, some 3D computer models of laser systems depict the laser beam as a cylinder. Those models give ...

6G technology will use potentially harmful “laser beams” to create the ultra-fast mobile internet, an expert has warned. The ...