15
simply adjust the height of the laser (one fixed focus piece away from the
top surface of the object being engraved or cut
）
.
The following is the specific operations:
A. Moving the laser head over the object to be engraved or cut.
B. Placing a fixed-focus piece on the object to be engraved or cut.
Picture 3.11 Placing fixed-focus piece
A.
Loosen the fixing screws on the sliding rails on both sides of the laser
to allow the laser to slide freely until it comes into contact with the fixed
focus plate (once in contact, the laser can be lifted up slightly to remove
the fixed-focus film at the end).
Acrylic bottom
to
Engraved surface 2mm
Laser focus
