diff --git a/script/ExposureScan.py b/script/ExposureScan.py
index c381f07..ef5af97 100644
--- a/script/ExposureScan.py
+++ b/script/ExposureScan.py
@@ -1,7 +1,8 @@
 import ch.psi.pshell.imaging.Data as Data
 class Exposure(Writable):
     def write(self,pos):
-        cam.setExposure(pos)
+        #cam.setExposure(pos)
+        img.camera.setExposure(pos)
 exposure=Exposure()
 
 
@@ -14,7 +15,8 @@ contrast=Contrast()
 
 
 #a= lscan(exposure,img.getContrast(), 0.5, 1.0, 0.01, 0.5)
-a= lscan(exposure,contrast, 0.2, 0.4, 0.01, 0.7)
+#a= lscan(exposure,contrast, 0.2, 0.4, 0.01, 0.7)
+a= lscan(exposure,contrast, 10.0, 500.0, 10.0, 0.7)
 
 (n, m, s) = fit(a.getReadable(0), xdata=a.getPositions(0))
 if m is not None: