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EXFO FTB -5240S/5240BP Optical Spectrum Analyzer User Manual

Page 87

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Setting Up the Instrument in WDM Mode

OSA

81

Setting Up Acquisition Parameters

The wavelength range covered within these bands of the spectra are listed
below.

O band (original): 1255 to 1365 nm

E band (extended): 1355 to 1465 nm

S band (short wavelengths): 1455 to 1535 nm

C band (conventional “erbium window”): 1525 to 1570 nm

L band (long wavelengths): 1560 to 1630 nm

U band (ultralong wavelengths): 1620 to 1650 nm.