I have seen the type of laser you are describing,I'm more familiar with much larger lasers. I worked for a company for about 8 years that had two , one was 2500 watts and the other was 6000 watts. The big one could cut 1" thick stainless! I programmed and operated both machines for years.
M: 39 W:38 D: 11 S: 7 T: 18 M:13 I suspect problem: 8/15 ILYB: 9/15 Never quit on love I ask her to leave:10/15