diff --git a/script/optics/FocusTemperatureScan.py b/script/optics/FocusTemperatureScan.py
index 42d10af6..ea0ffce9 100644
--- a/script/optics/FocusTemperatureScan.py
+++ b/script/optics/FocusTemperatureScan.py
@@ -7,13 +7,16 @@ import math
 
 FmuTemperatureSet = ch.psi.pshell.epics.ChannelDouble("FmuTemperatureSet", "X03DA-PC-HUBER:TEMP-SP")
 FmuTemperatureRbk = ch.psi.pshell.epics.ChannelDouble("FmuTemperatureRbk", "X03DA-PC-HUBER:TEMP-I-RBV")
+OpticsCameraSigmaX2 = ch.psi.pshell.epics.ChannelDouble("OpticsCameraSigmaX2", "X03DA-OP-PS1:Stats2:SigmaX_RBV")
+
 FmuTemperatureSet.initialize()
 FmuTemperatureRbk.initialize()
+OpticsCameraSigmaX2.initialize()
 
 #MOTORS = ["ca://X03DA-PC-HUBER:TEMP-SP"]
 #SENSORS = [OpticsCameraCentroidX, OpticsCameraSigmaX, "ca://X03DA-PC-HUBER:TEMP-I-RBV"]
 MOTORS = [FmuTemperatureSet]
-SENSORS = [OpticsCameraCentroidX, OpticsCameraSigmaX, FmuTemperatureRbk]
+SENSORS = [OpticsCameraCentroidX, OpticsCameraSigmaX, OpticsCameraSigmaX2, FmuTemperatureRbk]
 STARTPOS = 21.5
 ENDPOS = 23.0
 STEPS = 0.1