Thanks, got it.
Chuck Norcutt
priit@xxxxxxxxx wrote:
>
> On Fri, 9 Mar 2007, Chuck Norcutt wrote:
>
>> Thanks but if it's only sensitive to 3000K how does it image anything in
>> the normal world?
>
> Reflected IR from the Sun, just like regular film images reflected visible
> light coming from the Sun. With artificial light it gets trickier, as you
> can probably already guess it depends on the emission spectrum of the
> light source.
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