Index: trunk/src/series/extract_rdvision.m
===================================================================
--- trunk/src/series/extract_rdvision.m	(revision 1059)
+++ trunk/src/series/extract_rdvision.m	(revision 1060)
@@ -538,4 +538,5 @@
 end
 Dti_stamp=(timestamp(1+NbDti,1)-timestamp(1,1))/NbDti;
+Dti_stamp=(timestamp(1+NbDti,1)-timestamp(2,1))/(NbDti-1);
 t=set(t,uid_content_Dti,'value',num2str(Dti_stamp));%corret Dti
 if abs(Dti_stamp-Dti)>Dti/1000