The Zeiss S-Planar 120mm f/5.6 is primarily a special purpose lens for close-up photography. It is also popular for product and portrait photography.
"C" lenses constitute Hasselblad's ORIGINAL lens series and are intended specifically for the 500 series cameras. They have built-in leaf shutters with speeds up to 1/500th second and flash sync on all speeds.
Popular all-purpose macro and portrait lens
Classic All-Metal Barrel Construction