C O M M A N D R E F E R E N C E
Command Paths
96
OMM-6810B
C H A P T E R
4
The WAVE:REFerence? query returns a floating point number representing the
wavelengh reference. The reference is returned in the units of the present display.
Parameters
None
Response
where the response data is a floating point number representing the reference
wavelength in the units of the present display mode.
Notes
This command has the same effect as pressing the VIEW REF button. The wavelength
reference is returned in either nanometers or wavenumbers, depending on the mode of
the wavelength display.
Examples
“WAVE:REFERENCE?” - response: 632.8, means the wavelength reference level is
632.8 nm.
“WAVE:REF?” - response: 12000, means the wavelength reference is 12000 cm
-1
.
The ZERO command activates the zeroing function to remove the effecs of background
light.
Parameters
None.
Notes
This command has the same effect as pressing the ZERO button on the front panel. The
zeroing procedure is described in Chapter 2.
This command starts the zeroing process. If the unit has already been zeroed, this
command disables the effects of the zero. The status of the zeroing may be obtained via
the ZERO? query.
Examples
“ZERO” - action: initiates the zeroing procedure.
WAVE:REFerence?
F
RONT
P
ANEL
R
EMOTE
ZERO
F
RONT
P
ANEL
R
EMOTE
:
:
WAVE
REF
?
<response
data>
<response
terminator>
;
:
ZERO
