NT-MDT NTEGRA Spectra Instruction Manual page 52

NTEGRA Spectra Probe NanoLaboratory. (Inverted Configuration with Renishaw Spectrometer).
Aligning the probe tip along the lens optical axis
1. Find the probe resonance frequency. For details on finding the resonance frequency,
refer to the manual PNL NTEGRA Solaris, Ch. 4.1.
2. Approach the probe to the sample. For details on approaching, refer to the manual
PNL NTEGRA Solaris, Ch. 4.1.
3. Retract the probe tip from the sample to the distance of 0.1÷0.2 mm as follows:
a. Double-click the
Control panel of the
desired distance (0.1÷0.2 mm).
b. To retract the probe from the sample, click the
4. Reduce intensity of the beam on exit of the spectrometer as follows:
a. Go to the
Spectra
Panel.
b. Go to the
Renishaw CCD
the tab.
Spectra
c. With the
Laser power
exit of the spectrometer so that the spots both from the SNOM head laser and from
the spectrometer laser were distinctly visible on the screen of the videomicroscope.
Fig. 10-3. Defining the beam power level on exit of the spectrometer
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input field in the
Moving
tab. This opens a slider that is used to define the
Approach
Fig. 10-1
Fig. 10-2
tab by clicking the
tab by clicking the corresponding title at the left top of
drop-down list (Fig. 10-3), select the beam power level on
group (Fig. 10-1) on the
Backward
button (Fig. 10-2).
button in the Main Operations