On Sat, May 17, 2014 at 4:14 AM, Moose de Worm <olymoose@xxxxxxxxx> wrote:
> All digital cameras I've used have little pixel level artifacts I call
> worms. Hardly ever noticeable in contemporary bodies at base ISO, they
> increase in number/size/intensity as the ISO goes up. It's easy to miss
> them in noisy files, then they show up after NR. It's also easy to think
> they are artifacts of the NR. However, when flipping the NR layer off and
> on, it becomes apparent that they were there all along, simply masked by
> the noise.
>
> The GX7 has considerably less of this problem at any given ISO than the
> E-M5. Otherwise, the image IQ seems the same to me.
>
Do I assume correctly that the artifact is a permanent and irreparable
feature of increased ISO sensitivity?
Joel W.
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