EXFO FastReporter 2 - Manual (Page 189)

Working with CD Files
Post Processing Software 179
Changing CD Settings
It is possible for you to change the table wavelength, that is the way to
calculate the table according to the Results from and Results to values. You
can select from the table wavelength values below.

1 nm (Results range with a step of 1 nm in-between values)

50 GHz

100 GHz

200 GHz

From the acquisition
To change the wavelength table:
From the main window, select the View menu, then CD > Table
Wavelength and select the value you want to use.
If a file is open already, the values are automatically updated.