Search the CONFOCAL archive at http://listserv.acsu.buffalo.edu/cgi-bin/wa?S1=confocal Dear List Members Here is the URL that would also lead you to the same publication as Stephen had suggested. Probably i presume that Leica have moved the URL to this new location. K K Veeraraghavan http://www.stereomicroscopy.com/WebSite/Applicat.nsf/(ALLIDs)/84557B9E3E8FDE7C80256B3C0033343E