Sigma 50mm f/1.4 DG HSM ART Lens for Nikon F SLR Cameras

The staple Sigma 50mm 1.4 DG HSM has been redesigned and reengineered to set a new standard for the Art line. With a large 1.4 aperture, the Sigma 50mm 1.4 prime lens is a pro level performer for shooting everything including portrait photography, landscape photography, studio photography and street photography. A Hyper Sonic Motor (HSM) ensures quiet, smooth and accurate autofocusing and paired with Special Low Dispersion (SLD) glass and Super Multi-Layer coating, the 50mm 1.4 is a high performance lens for the modern DSLR sensors. 13 elements in 8 groups allow for unsurpassed performance even at wide apertures and close-up photography is easily managed with a minimum focusing distance of 40cm. Specifications Lens Construction - 13 Elements in 8 Groups Angle of View - 46.8 Degrees Number of Diaphragm Blades - 9 Mininum Aperture - f16 Minimum Focusing Distance - 40 cm / 15.7 in Filter Size (mm) - 77mm Maximum Magnifications - 1: 5.6 Dimensions (Diameter x Length) - 3.4 x 3.9 in Weight