Index: trunk/src/transform_field/phys.m
===================================================================
--- trunk/src/transform_field/phys.m	(revision 836)
+++ trunk/src/transform_field/phys.m	(revision 866)
@@ -116,8 +116,9 @@
         return %bad calib parameter input
     end
-    if ~(isfield(DataIn_1,'CoordUnit')&& strcmp(DataIn_1.CoordUnit,'pixel'))
-        return % transform only fields in pixel coordinates
-    end
+    if (isfield(DataIn_1,'CoordUnit')&& strcmp(DataIn_1.CoordUnit,'pixel'))
+%         return % transform only fields in pixel coordinates
+%     end
     DataOut_1=phys_1(DataOut_1,Calib{2},ZIndex);
+    end
     if isfield(Calib{1},'SliceCoord')
         if ~(isfield(Calib{2},'SliceCoord') && isequal(Calib{2}.SliceCoord,Calib{1}.SliceCoord))