Re: UV LED or pulsed laser

Posted by Craig Brideau on
URL: http://confocal-microscopy-list.275.s1.nabble.com/UV-LED-or-pulsed-laser-tp7579154p7579157.html

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I'd try this pulsed generic source from Thorlabs.  It's a modulated driver
optimized for running LEDs.  Their stock options only go to 365nm, but if
you can find a compatible 280nm LED it should work for you.  Thor might be
able to help you out if you email them.

http://www.thorlabs.com/newgrouppage9.cfm?objectgroup_id=3459

Craig


On Tue, Oct 9, 2012 at 3:25 PM, yuansheng sun <[hidden email]>wrote:

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> To join, leave or search the confocal microscopy listserv, go to:
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>
> Hi Craig,
>
> I would like to be in the "Thousands" range.  Thus, I will not go for THG
> (or FHG) of a 840 nm (or 1064 nm) ps or fs pulsed laser.  I am also aware
> of a few options for the pulsed LED in the 280 nm range.  But their maximum
> output power is only a few uW.  I am OK with a CW LED if the power is in
> the mW range. Thanks.
>
> Sheng
>
> On Tue, Oct 9, 2012 at 5:12 PM, Craig Brideau <[hidden email]
> >wrote:
>
> > *****
> > To join, leave or search the confocal microscopy listserv, go to:
> > http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy
> > *****
> >
> > How 'inexpensive' are we talking here?  Thousands or tens of thousands?
>  If
> > you are in the Thousands then you are looking at a pulsed LED.  If you
> can
> > afford much more then you might be able to get some kind of laser.  If
> you
> > already have access to some kind of pulsed laser at your facility with
> > sufficient energy then you might be able to frequency triple it to get
> the
> > wavelength range you need at a relatively low additional cost.
> >
> > Craig
> >
> >
> > On Tue, Oct 9, 2012 at 3:07 PM, yuansheng sun <[hidden email]
> > >wrote:
> >
> > > *****
> > > To join, leave or search the confocal microscopy listserv, go to:
> > > http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy
> > > *****
> > >
> > > Dear Listers,
> > >
> > > I am looking for an inexpensive deep UV (~ 280 nm) LED or pulsed laser
> > > light source for microscopy imaging.  I want to have the maximum output
> > > power at least in the mW average.  The pulsed laser should at least a
> > 10MHz
> > > repetition rate.  Any suggestion would be appreciated.  Thanks a lot in
> > > advance.
> > >
> > > Sheng
> > >
> >
>