This really is as a result of D1 Professional’s compressed dual beam technology and the fact that – in contrast to most hobbyist models – you are able to add an infrared module.  There are a few differing kinds of laser cutters, but they all primarily use the same technique https://andersonfugtc.bloggip.com/35858784/indicators-on-cnc-lathe-for-mass-production-you-should-know