Seek thermal camera shows what you would expect. As the tube heats it emits. No strobing. The phosphors are visible light only. On Nov 4, 2015 1:32 AM, "Richard Prosser" wrote: > Hi Art, > I've been waiting for someone who knows more about this sort of thing > to answer but I'll add my 2cents worth. > > Fluorescent lights do run warm, so you can expect some output. The > tubular types have heaters in them to get them started so this could > be expected to show up as well. CFLs start using a high voltage so > they could be less of a problem. The glass itself should attenuate the > IR somewhat, but I don't know how much. OTOH, as it warms up, I'd > expect it to emit some long wavelength IR itself. > > Mostly guesswork though > > RP > > On 3 November 2015 at 08:11, Art wrote: > > Hi all, > > > > I'm considering use of an IR sensitive sensor (9 to 13 uM) in a project= .. > > Before I commit, I'd like to know if fluorescent lighting can interfere > > because it might have output in the 9 to 13 uM range. All the web > > searches I can find give spectra output information in the visible and > > near IR ranges only. > > > > Does anyone have info about this? > > > > Thanks, > > > > Art > > > > > > > > > > -- > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > > View/change your membership options at > > http://mailman.mit.edu/mailman/listinfo/piclist > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .