diff --git a/script/optics/ExitSlitYScanKei.py b/script/optics/ExitSlitYScanKei.py
new file mode 100644
index 00000000..ad43b334
--- /dev/null
+++ b/script/optics/ExitSlitYScanKei.py
@@ -0,0 +1,43 @@
+"""
+exit slit calibration scan
+
+manual settings: photon energy 800 eV (G1200), FE = 1 x 1
+
+keithley 1: diode
+keithley 2: RMU
+"""
+
+POSITIONERS = (ExitSlitY)
+SENSORS = (Keithley1, Keithley2, MachineCurrent)
+STARTPOS = (-0.5)
+ENDPOS = (1.0)
+STEPS = 0.01
+LATENCY = 0.1
+DWELL = 1.0
+
+KEI_DIODE = "X03DA-KEITHLEY-1:"
+KEI_RMU = "X03DA-KEITHLEY-2:"
+
+caput(KEI_DIODE + "READSCAN.SCAN", "Passive")
+caput(KEI_DIODE + "NPLC", 1)
+caput(KEI_DIODE + "NAVG", DWELL / 0.02)
+caput(KEI_DIODE + "TCOUNT", 1)
+caput(KEI_DIODE + "RANGE", "200 nA")
+
+caput(KEI_RMU + "READSCAN.SCAN", "Passive")
+caput(KEI_RMU + "NPLC", 1)
+caput(KEI_RMU + "NAVG", DWELL / 0.02)
+caput(KEI_RMU + "TCOUNT", 1)
+caput(KEI_RMU + "RANGE", "2 nA")
+
+def trig():
+    wait_beam()
+    caput(KEI_DIODE + "DOINIT", 1)
+    caput(KEI_RMU + "DOINIT", 1)
+    caput(KEI_DIODE + "DOTRIGGER", 1)
+    caput(KEI_RMU + "DOTRIGGER", 1)
+    caput(KEI_DIODE + "DOFETCH", 1)
+    caput(KEI_RMU + "DOFETCH", 1)
+
+lscan(POSITIONERS, SENSORS, STARTPOS, ENDPOS, STEPS, LATENCY, before_read=trig, after_read=after_readout)
+