Yes – I use air assist, but more to stop any smoke fogging up the laser glass and having to clean it all the time.  If you’re doing multiple passes then a z-axis control can be useful as this moves…   Read more»

@musicjohnmcculloch-net I should be able to do it in 4 passes seeing as my module is 12 watt I believe lol
 
Are using air assist?

Happy new year, folks! As I’ve bored you with the earlier parts, I may as well show the final product 🤷 Fully shielded and finished off with a bone nut, gotoh tuners and a set of Seymour Duncan Phat cats….   Read more»

Thank you! I was just about to ask… 😀 
 

If it’s useful, here are my Lightburn settings for 5mm black plexi/acrylic:

I’m planning on using this method to create fret spacing templates as well.
 
Best of luck
John

@musicjohnmcculloch-net Ok, we have the same laser module then. Great tip about the black plexi, thanks! I will try to find some and test it.