Zeiss Ikon Wide Angle 25mm f/2.8 Biogon T* ZM Series Manual Focus Lens with Standard M-Mount, Black

When I first used the Zeiss ZF 25mm f/2.8 Distagon, it presented various minor optical shortcomings that induced me to avoid using it (as a sort of knee-jerk reaction). But to my surprise, the 25 Distagon has become one of my favorite lenses because of...

In collaboration with the Japanese firm Cosina, Zeiss has developed a series of Nikon F-mount lenses (which are also available, to a less extent, in Pentax Screw "S" and Bayonet "K" mounts) that are more than refined versions of its late, lamented...