Sigma DC 17-50mm F2.8 EX OS HSM - Nikon Fit
Large aperture standard zoom lens with a minimum focal length of 17mm, designed exclusively for digital SLR cameras and incorporating Sigma's original OS (Optical Stabilizer), the OS function offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible. The lens has a compact construction with an overall length of 91.8mm. This compact and lightweight construction makes the lens ideal for travel photography. Two FLD (“F” Low Dispersion) glass elements, two glass mold and one hybrid aspherical lens provide excellent correction for all types of aberrations. This lens has superior peripheral brightness and provides sharp and high contrast images even at the maximum apertures. The incorporation of HSM (Hyper Sonic Motor) provides fast and quiet AF.
Lens Construction 17 Elements in 13 Groups Angle of View (for SD1) 79.7 – 31.7 degrees Number of Diaphragm Blades 7 Blades (Rounded diaphragm) Minimum Aperture F22 Minimum Focusing Distance 28cm / 11in. Maximum Magnification 1:5.0 Filter Size Diameter 77mm Dimensions Diameter 83.5mm x Length 91.8mm / 3.3in. x 3.6in. Weight 565g / 19.9oz.