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Opticallimits > Forums > Canon EOS > Canon EF 11-24mm f/4 USM L revisited at 21mp

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Canon EF 11-24mm f/4 USM L revisited at 21mp
Klaus Offline
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11-12-2016, 12:07 PM (This post was last modified: 11-12-2016, 12:09 PM by Klaus.)
It is not that easy. And only a few numerical values are actually better in the 21mp MTF. This is mostly an impact from CAs. High CAs result in a penalty in Imatest. Beyond about 2.5px the MTFs are increasingly affected. And the 21mp images have far less CAs at 11mm (in terms of pixel widths).

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Canon EF 11-24mm f/4 USM L revisited at 21mp - by Klaus - 11-12-2016, 12:07 PM

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