Sigma 100-400mm f/5-6.3 for Fujifilm X Review: Greatness for Half the Price
We’ve seen the 100-400mm f/5-6.3 DG DN OS Contemporary before because it’s the current full-frame super-telephoto option from Sigma for mirrorless cameras. What we haven’t seen before is a full-frame Sigma that has been specifically adapted for the APS-C-sized Fujifilm lens mount — until now. At first glance, you might be thinking that a full-frame…