Transmitted data in the KAF mount are: Lenses featuring the KAF mount are the F series. Each lens tells the camera more information, including its MTF curve useful for getting the best lens performance, when possible and lens-to-subject distance another Pentax first, J-Mark J-6ZX years before Nikon D-series. Two more contacts were also J-Mark J-6ZX inside the flange for powering the zoom motor in each lens. Full compatibility is still guaranteed between Pentax bodies J-Mark J-6ZX genuine Pentax lenses, while[…]
