EXFO IQS-2400 WDM Laser Source for IQS-500/600 - Manual (Page 184)

SCPI Command Reference
178 IQS-2400
Product-Specific Commands—Description
:UNIT[1..n]:SPECtrum
Description This command allows you to set the spectrum
unit.
At *RST, the spectrum unit is set to meters.
Syntax :UNIT[1..n]:SPECtrumM|HZ
Parameter(s) Unit:
The program data syntax for the first parameter is
defined as a
element. The allowed
DATA> elements are: M|HZ.
This parameter represents the desired spectral
unit.
Example(s) UNIT:SPEC M
See Also UNIT[1..n]:SPECtrum?