I have a HeNE, Argon, Krypton and UV laser on my Leica confocal. We do
check variously and have not had problems (yet) with images being
misaligned.
It is a bit more expensive at the start, however. Nina Allen
Nina Stromgren Allen
Professor, Department of Botany
Box 7612
North Carolina State University
Raleigh, NC 27695-7612
Phone: 919-515-8382 (Office), 515-3525 (Lab), 515-2727 (Department Secretary)
Fax: 919-515-3436