EXFO IQS-2400 WDM Laser Source for IQS-500/600 - Manual (Page 185)

SCPI Command Reference
WDM Laser Source 179
Product-Specific Commands—Description
:UNIT[1..n]:SPECtrum?
Description This query returns the current spectrum unit.
At *RST, the spectrum unit is set to meters.
Syntax :UNIT[1..n]:SPECtrum?
Parameter(s) None
Response Syntax <SpectralUnit>
Response(s) SpectralUnit:
The response data syntax for <SpectralUnit> is
defined as a <SUFFIX RESPONSE DATA>
element.
The <SpectralUnit> response is the current
selected spectral unit.
Example(s) UNIT:SPEC M
UNIT:SPEC? returns M (meter)
See Also UNIT[1..n]:SPECtrum