... axis scanning. 5. Compare to galvanometer laser marking machine, PEDB-250 Laser Marking Machine could make deeper marks. ... capacitance, chips, printed circuit boards, computer keyboard.Apparatus And Meter: Panel signs, precision Equipment, etc.,Instrument: Panel signs ... etc., Hardware Tools: Knives, tools, etc.Technical Data:Laser Output Power: 50WStandard Marking Scope: 300mm×200 mmMarking Depth: ...