Nikon AF-S DX 35mm F/1.8G Lens F Mount Lens/DX Format. Picture Angle with Nikon DX Format - 44 degree 52.5mm (35mm Equivalent). Rear Focusing; Manual Focus Override Aperture Range: f/1.8 to 22 ; Dimensions(approx.):Approx. 70 x 52.5 millimeter Silent Wave Motor AF System. Accepts filter type is screw on Compatible formats is dx and fx in dx crop mode Lens not zoomable