NSF to PST Tool is most adequate and reliable utility to convert Lotus Notes Calendar to Outlook Calendar. It also converts NSF mailbox folder like (inbox, sent, deleted, drafts) address book, journal, entries, to do list, task items into Outlook (ANSI or UNICODE) PST. Export Notes software converts encrypted NSF files into Outlook PST and supports HTML formatting for emails. http://www.exportnotes.com/nsf-batch-export