Nikon NIKKOR Z 28mm f/2.8 (SE) Lens (White Box) Short Description Z-Mount Lens/FX Format 42mm (35mm Equivalent on APS-C) Aperture Range: f/2.8 to f/16 Dual Stepping Motor AF System Super Integrated Lens Coating Minimum Focus Distance: 7.56' Programmable Control Ring Dust- and Moisture- Sealed Construction Rounded 7-Blade Diaphragm Filter Size: 52mm