12-24 f/4

  1. nerwin

    Sigma 12-24 f/4 ART Announced

    Sigma announced a few new lenses yesterday, the 12-24 f/4 ART being one that interests me the most. Sigma says there will be very little distortion. When I saw this announced, I thought it was for crop sensors but turns out it's for full frame which I guess its suppose to replace Sigma's other...