Wide-angle prime lens is designed for FX-format Nikon F-mount cameras, however can also be used with DX models where it provides a 30mm equivalent focal length.. Flexible f/2.8 maximum aperture suits working in a variety of lighting conditions and also offers depth of field control for isolating subjects.. A Super Integrated Coating has been applied to individual elements to suppress internal reflections, flare, and ghosting for improved contrast and color accuracy when working in strong lighting conditions.. Autofocus system is compatible with select Nikon DSLRs that support D-type lenses, and offers quick and precise focusing performance.. Close Range Correction system helps to maintain consistent image quality throughout the entire focusing range, from the minimum focusing distance of 9.8' to infinity.