Pentax-D HD FA ED SDM WR 24-70mm F/2.8 (K-Mount) LEN1232

K Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 Three Aspherical & Three ED Elements Anomalous Dispersion Aspherical Element HD Lens Coating Supersonic Direct-Drive Autofocus Motor Quick-Shift Focus, Zoom Lock Lever Weather-Resistant Construction Rounded 9-Blade Diaphragm