On Fri, 28 May 2021 16:04:05 -0400
John <jsessoms...@nc.rr.com> wrote:

> I wonder if you could emulate the IR filter similar to how the K3
> emulates an anti-aliasing filter? (I think that AA filter emulation
> feature first appeared in the K-3)

k5iis...


> I.E. remove the physical IR filter from the camera and have the 
> firmware/software "filter" the IR for "normal" photography & turn the
> "filter" off when you wanted to do IR?
> 
> On 5/27/2021 16:08:38, Ralf R Radermacher wrote:
> > Am 27.05.21 um 18:22 schrieb Bill:
> >   
> >> The interesting thing about computers that take pictures is that
> >> the people who write the software can program in the
> >> characteristic curve of, in this case, infrared film...  
> > 
> > You can't make something out of nothing. Normal DSLRs have a strong
> > anti-IR-filter in front of the sensor.
> > 
> > If the infrared light doesn't reach the sensor you can't make it
> > magically reappear using a 'curve'. It will never look like the
> > real thing:
> > 
> > https://www.fotocommunity.de/photo/la-bistade-fotoralfbe/32223101
> > 
> > It's like trying to fake stereo out of a mono recording.
> > 
> > Ralf

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