Lines left in tumbler engraving

[misken (Melvin)]

We recently had a similar effect, maybe there’s a bug with the xTool hardware support?

Gap in lines when running Scanning Offset Adjustment test

I’ve been trying to correct an issue I am having when engraving on a tumbler. Lines are being left in the engrave area. I have adjusted speed, power, overscan, scan angle and LPI all to no avail! I have posted some pictures and asked for help in the Xtool Facebook sites hoping someone would be able to lead me in the right direction. Some kind folks offered their opinions and I happily tried them out, still to no avail. Then I decided to try turning off bi-directional fill and that seemed to do…