User Guide

Condition
■
The connected laser device has been switched off and
secured against renewed switching on, e.g. by means of a
shackle padlock.
or
■
The light path to the focusing optics is blocked.
Note
Do not use pointed measuring instruments for measurements on
the protective glass to avoid scratches.
1 Protective glass
2 Protective glass
3 Workpiece
4 Spatter guard
B Space from lower edge of
lens protection to focal plane
Δ Space from lower edge of
lens protection to lower edge
of protective glass
Working distance of a welding optics Fig. 4-6
Ø
Measure the distance between the lower edge of the focus-
ing optics and the workpiece by means of a suitable measur-
ing instrument. Inside calipers can be used as measuring
instrument.
Tip
After having determined the correct working distance for your
focusing optics, adjust a caliper to the corresponding length .
This allows you to quickly set or check the distance from the
workpiece.
4
‐12
Adjusting the focal position
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