PRECESSION ELEPHANT 2 Scan Head 2
6.7.5 Correcting the scan field
Tools
•
Laser safety glasses appropriate to the laser in use
•
Several sheets of metal with a thickness of 0.2 mm as a work piece
•
Microscope
Requirement
•
The nozzle incl. the protective glass has to be mounted to the scan head.
Procedure
1. Parametrize the laser for processing the work piece with minimal effect,
i.e. with average power and pulse repetition rate as low as possible.
2. Insert the work piece.
3. In InScript in the
Navigator
view, select the controller.
4. In InScript in the main menu, click
Controller
Manage scan field correction
.
The
Manage Scan Field Correction
window opens.
5. In
Step 1
in
Scan field correction
, select
Create
.
6. Click
Next
.
7. In
Step 2
in
Optical path
, select
Processing laser
.
8. Click
Next
.
9. In
Step 3
in
Correction type
, select
2D with flat field lens correction for scan
heads with f-
Θ
lens
.
10. Click
Next
.
11. In
Step 4
, leave the values unchanged.
12. Click
Next
.
13.
TIP
In any case do the following setting.
In Step 5, set
Number of squares
to
100
and
Squares to mark
to
3
.
Leave the
Laser marking parameters
unchanged.
54