Sony A7R3 users – THROW AWAY YOUR CANON LENSES! January 21, 2018January 21, 2018 by Andrew Reid (EOSHD) With Sigma’s own Canon mount MC-11 adapter, PDAF in video mode is blazingly responsive. But ONLY with Sigma’s own lenses. Read moreSony A7R3 users – THROW AWAY YOUR CANON LENSES!
