10-05-2010, 11:30 AM
All in all, it seems that this dispute successfully got itself into a deadlock. It would be really helpful to get some raw files both from Sigma and filter-less Bayer, unfortunately I can't find it online. Genotypewriter - you mentioned that you have a 50D with AA filter removed, would you mind sharing with some raw files please?
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Here you can find a 5D without AA-filter and with AA-filter RAW file.
http://www.maxmax.com/hot_rod_visible.htm
Again, regarding our discussion:
I do not claim ANYWHERE that a bayer CFA AA-filterless sensor will get the SAME results as a Sigma foveon withouth AA-filter.
I claim that extra "detail" from the foveon is mainly to do with the AA-filter lack, and that it mainly concerns false detail. And that detail is luminance based, and luminance data very successfully gets extracted from the bayer-CFA RAW data (as can very clearly be seen from the D200 examples).
[/quote]
Here you can find a 5D without AA-filter and with AA-filter RAW file.
http://www.maxmax.com/hot_rod_visible.htm
Again, regarding our discussion:
I do not claim ANYWHERE that a bayer CFA AA-filterless sensor will get the SAME results as a Sigma foveon withouth AA-filter.
I claim that extra "detail" from the foveon is mainly to do with the AA-filter lack, and that it mainly concerns false detail. And that detail is luminance based, and luminance data very successfully gets extracted from the bayer-CFA RAW data (as can very clearly be seen from the D200 examples).