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Hi Simon

Single mode fiber coupled 543 dpss. The output beam is then determined by the output coupler so you should be able to match the beam profile?

Don’t think finding 20 mW single mode should be a problem. Google single mode 543 doss

HTH

Mark

On 12/02/2015, at 9:07 pm, Watkins, Simon C <[log in to unmask]> wrote:

> *****
> To join, leave or search the confocal microscopy listserv, go to:
> http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy
> Post images on http://www.imgur.com and include the link in your posting.
> *****
> 
> I would like to trade a traditional 543 HeNe for a solid state source in one of my confocal systems.  More power, reliability, sick of changing out tubes etc.
> Its too painful to change the glass in the scan head or pay a service engineer to come in with his gadget to reprogram the AOTF so I do not really want to change wavelength.
> There are of course many sources for the DPSS lasers, but obviously we all want a laser with a minimal (less than a mm) profile, no divergence and we want to pay as little money as possible.
> So my question to the list is.. whats the best value source that fits my criteria, say: 20mW, 543nm, narrow, circular beam profile.
> Vendors are welcome to contact me offline, I will share the results with the list if there is interest
> Tx
> S
> 
> Simon C. Watkins Ph.D, FRC Path
> Distinguished Professor and Vice Chair Cell Biology
> Professor Immunology
> Director Center for Biologic Imaging
> BSTS 225
> University of Pittsburgh
> 3500 Terrace St
> Pittsburgh PA 15261
> 412-352-2277
> www.cbi.pitt.edu<http://www.cbi.pitt.edu/>

Mark  B. Cannell Ph.D. FRSNZ
Professor of Cardiac Cell Biology
School of Physiology &  Pharmacology
Medical Sciences Building
University of Bristol
Bristol
BS8 1TD UK

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