Quote Originally Posted by btaylor


I'm 99.9987234% sure I'm right though.
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You are 99.1795402116% correct.


We say the crop factor is 1.6 but it is actually 1.6132595228 therefore the 17-40 becomes 27.4250111888-64.5294380912. Thats assuming the lens is truly 17-40.


All joking aside, Daniel did an excellent job explaining as usual.


Mark