Is etching a Gradient even possible

[cggorman (Chris)]

With good control of an appropriate power range and material, yes.

See the many impressive grayscale images produced on various lasers.

What's the best way to engrave a photo

Hello! I am wondering what king of setting do i have to make to engrave a photo with a cnc 3018 GRBL controller and 5.5 mw diode laser. For example : use grayscale, threshold, jarvis, grayscale with pass-through with air assist and dpi set to 300, b-directional moves, overscannig or not, the power and speed for 3mm light color plywood … If somebody can help me i would appreciate so much. Thanks