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Updated Samsung Tests - Auto-Correction effects on MTF
#1
Hi Folks,



the Samsung NX tests rely on Capture1 RAW conversion. In C1 it is easily possible to enable/disable distortion auto-correction so the effect is both measurable as well as directly comparable here. We had a debate on this a couple of times.



I've now included both MTF/Quality charts in the 20/2.8 and 30/2 review (mouse over).



It is fairly obvious now that the correction comes at a price - the higher the correction level the higher the loss in quality. So the NX 20/2.8 looses more here than the 30/2.



I reckon, however, that the C1 algorithm is a little rough. I haven't seen such an extreme difference in the M43 section.



NOTE1: It may be that you have to flush your browser cache.

NOTE2: The uncorrected RAWs produced a higher peak so I had to adjust the max. value accordingly.

NOTE3: In future tests I will only provide the RAW chart. It is too much effort to generate both.





Klaus
#2
Hello Klaus,



in the 30mm Review both paragraphs are entitled "disabled" and the improvement looks very much less than 3/4 mark.
#3
[quote name='marschiert bunt' timestamp='1322636125' post='13375']

Hello Klaus,



in the 30mm Review both paragraphs are entitled "disabled" and the improvement looks very much less than 3/4 mark.

[/quote]



Fixed.



Regarding comparison ... it's more a 1/3-1/2 mark on the 30/2, yes.



DISABLED DC:

[Image: mtf.png]



ENABLED DC:

[Image: mtf2.png]
  


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