SCULPFUN S9 Instructions De Montage page 8

The focusing principle of SCULPFUN laser module
measuring
aluminum
column
20mm
the surface of the engraved object
edge of the
aluminum
alloy shell
20mm
measuring
aluminum
column
Focusing principle:
1、The focal length of the SCULPFUN laser
module is fixed and cannot be changed .
2、The specific position of the laser focus is
20mm directly below the edge of the aluminum
alloy shell of the laser module.
3、We provide a 20mm measuring aluminum
column to help find the laser focus.
4、When the laser is focused on the surface of the
engraved object, it will exert its maximum
engraving effect.
Tips: The laser needs to be
All lasers will be interfered by engraving
cleaned regularly:
smoke, resulting in a power drop. When
you feel that the power is not enough, you
only need to clean the lens of the laser with
alcohol and a cotton swab to restore the
power. Be careful not to scratch the lens,
You can also refer to this vide oto cleaning ：
https://www.youtube.com/watch?v=29N5
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