I use very thin coatings of paint, so my current "500mw" laser is doing not so bad on it. As i said, it's not my goal to do things which require a lot of power like marking anodized aluminium, for example.
I need help with building not very powerful laser engraving module for a small scale home grade stuff, for example - burning away thin coating of paint from metal for chemical etching, burning pictures on wood, etc.
My plan is to buy a PLTB450B or M140, so i wanted to know is there a...
I think I should tell a bit about why i came to this forum.
I'm new to lasers, and I wanted to talk to people, who can answer some of my (maybe dumb) questions, about building an inexpensive laser engraving module for my 3D printer. I previously had some experience with chinese "500 mw"...