Chapter 4. Performing Measurements
Fig. 4-16. Arrow indicates position of the maximal intensity of the laser signal
7 With the laser beam aimed at the center of the aperture, the monitor of the optical
viewing system will display the distinct image of the laser spot with rays radiating in
vertical and in horizontal (Fig. 4-17).
Fig. 4-17. Distinct image of the laser spot.
The laser beam is aimed at the center of the probe aperture
Scanning-by-sample
1. Switch on the feedback by clicking the
button in the block scheme and
selecting
On in the drop-down list (Fig. 4-18).
Fig. 4-18. Selecting On item
49
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