1. It is forbidden to use the laser engraving machine without professional training to avoid personal injury.

2。 When using engraving, be sure to turn on the fan to avoid polluting the lens and focusing lens.

3。 Ensure that the circulating water temperature is moderate and the water quality is dry (pure water is recommended). Replace the circulating water regularly (7 days)

4。 Wipe the reflector and focus lens with special camera lens paper or medical cotton swab dipped with alcohol and ether mixture. (The mixture ratio of ether and ethanol is 1:1)

5。 It is forbidden to start the machine without grounding. All parts of the laser engraving and cutting machine must be completely and reliably grounded to prevent electrostatic injury.

6。 It is forbidden to place flammable and explosive materials near the laser equipment. When the machine is working, the cover plate on the top of the machine must be covered to prevent fire or personal injury caused by laser deviation.

7。 During the operation of the machine, it is strictly forbidden for the operator to leave without authorization to avoid unnecessary losses.

8。 Non-professional personnel are forbidden to dismantle the machine without authorization to avoid accidents.