I believe this is a lightburn software question. I have a Sculpfun laser S6 Pro. Operating system is GRBL WINDOWS 10
Maybe a screen shot of your project
Perhaps you are thinking in inches, but LightBurn is set for millimeters: a design 1/25.4 the size you expect would surely qualify as “minuscule”. ![]()
You can set the default design units:
Then change them on the fly in the Numeric Edits toolbar:
You should probably unlink the design and control units to keep the Sculpfun happy:
If that’s not it, the screenshot @Dskall requested should help pin it down …