EXFO FTB-5800 Chromatic Dispersion Analyzer for FTB-400 - Manual (Page 45)

Operating Your Chromatic Dispersion Analyzer
Chromatic Dispersion Analyzer 39
Saving Your Results
2. Select the folder in which you want to save your data or create a folder
by clicking the New Folder button.
3. In the Filename box, type the name you want to give to your file (if the
virtual keyboard is not displayed, select the Filename box again.) The
file format is xxx.ExfoCD.
4. Click OK.
You know that the file is saved when the asterisk beside the name
disappears.