Hacker NewsOct 20

Optical diffraction patterns made with a MOPA laser engraving machine [video]

https://www.youtube.com/watch?v=RsGHr7dXLuI

#HackerNews #OpticalDiffraction #MOPALaser #Engraving #Video #Technology #Innovation

Optical diffraction patterns and almost-holograms made with a MOPA laser engraving machine

YouTube