Sigma 30mm at f/1.4 (w/ notes showing where the crops are from)
For more details about this test, see: photography.muddyboots.org/sigma30mmf14test or my blog post for a more personal story about setting up both this test and the Canon 100mm f/2.8 test as well as the comparison shots, etc.
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" Erica Marshall of muddyboots.org "
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