Search the CONFOCAL archive at http://listserv.acsu.buffalo.edu/cgi-bin/wa?S1=confocal We have a Zeiss LSM 510 NLO with Chameleon XR for multiphoton. The link to our facility website is: http://www4.utsouthwestern.edu/LiveCellImagingFacility/equipment.htm Good luck. Kate Phelps