THORLABS INT-POL-1300, Руководство по эксплуатации

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3 Detailed Description
INT-POL-1300 / page 10
0 15 30 45 60 75
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A
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plitude (dB
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Frequency (MHz)
Figure 5: INT-POL-1300 MONITOR output frequency response
3.4 Basic Measurement Setup
A measurement setup for Polarization Sensitive OCT is shown in Figure 6.
Figure 6 Schematic setup for PS-OCT
C Collimator; ILP: in-line polarizer; PC: Polarization Controller; M: Mirror; SS Swept Source, VA Varia-
ble Attenuator
As OCT enables high resolution cross sectional imaging by measuring light intensity
from the sample, PS-OCT enables to extract additional information about the birefrin-
gence of the sample. It uses depth dependent polarization changes of the signal to
determine the birefringence of the sample.