The Sigma 50mm f/1.4 DG HSM A (Art) Lens for Nikon is Sigma's latest addition to its Global Vision Art lens series. The Sigma 50mm f/1.4 DG HSM Art lens is a high performance fast aperture lens offering superb image quality. It is perfect for astronomical photography and also creates attractive bokeh in portraits and indoor shooting. The Sigma 50mm Art lens features a minimum focusing distance of 40cm and a maximum magnification ratio of 1:5.6, there is less variation in aberration at different shooting distances. The lens delivers high rendering performance throughout the entire focusing range. HSM (Hyper Sonic Motor) ensures a silent, high-speed AF function and the lens also boasts a 9 blade rounded diaphragm which creates an attractive round bokeh at large-aperture settings. The Super Multi-Layer Coating reduces flare and ghosting and provides sharp and high contrast images even in backlit conditions. Furthermore, the lens firmware and adjustment parameters such as focus can be updated with the use of the Sigma USB Dock. Filter size: 77mm
Sigma 50mm f/1.4 DG HSM Art Lens for NIKON, Sigma case, Petal-Type Hood (LH830-02), lens back cap, lens cap
Lens Construction: 13 elements in 8 groups Minimum aperture: F16 Filter size: 77mm Angle of view: 46.8 degrees Minimum focusing distance: 40cm/15.7in Dimensions (Diameter x Length): 85.4mm x 99.9mm /3.4 inches x 3.9 inches Number of diaphragm blades: 9 (rounded diaphragm) Maximum magnification ratio: 1:5.6 Weight: 815g
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