User's Manual

3. Confirm focus
Place the carved object horizontally under the engraving machine, observe the blue light point,
manually adjust the knob below the laser head, and achieve the minimum light point, the
engraving effect is the best. Because the laser will produce reflection, if the color of the surface of
the carved object is light color, then the light point reflection, thus increasing the difficulty of
observing the light point size when adjusting the focus, the accessories box of this product has a
black PVC piece attached, because the light point irradiation on the black surface is conducive to
clear observation of the light point size, can be used to place on the surface of the carved object to
assist in adjusting the focus.