3. The laser itself has a protective cover, the protective cover is fastened by
screws or magnets. When the laser is installed on the laser engraver, the
protective cover should be checked to be reliably locked, and can not be
removed in the energized state.
4. The laser engraver has an emergency stop button, which can immediately
stop the output of the laser when pressed under unexpected circumstances.
5. The laser engraver has a reset button, which can resume work under the
condition of confirming safety after lifting the interlock or emergency stop.
6. Set a warning mark on any window or channel that can actively observe or
passively receive laser radiation on the laser engraving machine.
7. If the laser burns the skin or eyes, please go to a nearby hospital for
examination and treatment immediately.