The Nikon Z 17-28mm f/2.8 Lens is a Nikon Z-mount ultra-wide-angle zoom lens with a maximum aperture of f/2.8 and an FX mount. 

A programmable control ring can be set to adjust focus, aperture or exposure compensation via the lens. The lens is further composed of 13 elements in 11 groups and has an aperture of 9 blades for a nice round bokeh. The autofocus is fast and silent the and the smallest focusing distance is 0.19 m. 

The dimensions of the lens are of 75 x 101 mm, it has a filter size of 67mm, and weighs 450g.