diff --git a/devices/img.properties b/devices/img.properties
index 165e830..5895dda 100644
--- a/devices/img.properties
+++ b/devices/img.properties
@@ -1,4 +1,4 @@
-#Tue Jul 11 13:09:03 CEST 2017
+#Tue Jul 11 13:09:41 CEST 2017
 colormap=Grayscale
 colormapAutomatic=false
 colormapMax=18.133
@@ -16,8 +16,8 @@ roiY=0
 rotation=140.0
 rotationCrop=true
 scale=1.0
-spatialCalOffsetX=800.0
-spatialCalOffsetY=600.0
+spatialCalOffsetX=-800.0
+spatialCalOffsetY=-600.0
 spatialCalScaleX=1.0
 spatialCalScaleY=1.0
 spatialCalUnits=mm