diff --git a/script/camtool.py b/script/camtool.py
index 286e3dc..c997e26 100644
--- a/script/camtool.py
+++ b/script/camtool.py
@@ -1,4 +1,5 @@
-#import ch.psi.pshell.device.DeviceBase as DeviceBase
+#Interface to CameraTool  application
+
 from startup import *
 import ch.psi.utils.Convert.toBidimensional as mono_to_bidi
 import ch.psi.utils.Convert.toDouble as toDouble