The Sigma 17-50mm f/2.8 EX DC OS HSM lens features a wide-range zoom lens, specially designed for APS-C format SLRs. Its constant f/2.8 aperture enables you to shoot high-quality photos and videos in dim light conditions.
The optical design of the Sigma 17-50mm f/2.8 EX DC OS HSM Lens includes a couple of low-dispersion elements with the trio of aspherical elements. It is how it reduces aberrations while promoting sharpness and clarity. It covers a versatile range of 25.5-75 mm focal length. The 17-50mm f/2.8 EX lens facilitates both OS Focal stabilization and constant optimal aperture. The f/2.8 constant aperture offers greater control over the focal distance. The 4-stop rated OS stabilization comes in handy when shooting still objects in ambient light conditions. This feature lets you shoot at shutter speeds (4 stops) slower than would be impossible otherwise.
Our Take on the Sigma 17-50mm f/2.8 EX DC OS HSM Lens for Nikon F:
With Sigma 17-50mm f/2.8 EX DC OS HSM Lens, you can capture HD photos and videos even without a tripod. The wide-angle OS HSM lens ships with a petal-shaped Sigma lens hood and a Sigma Rear Cap Nikon F-Mount Lens. The EX Symbol of the Sigma 17-50mm f/2.8 denotes that it belongs to the high-end series. It flaunts a metal mount and comes with a 27-mm wide rear element. The optical design of the wide-range zoom lens incorporates 17 glass elements in 13 groups. Two F Low Dispersion (FLD) elements incorporated reduce all sorts of chromatic aberrations.This telephoto lens produces high-contrast photos throughout the zoom range even at its maximum aperture.
The seven-blade diaphragm design of the Sigma 17-50mm f/2.8 EX HSM provides a mid-range bokeh (background blur quality). As mentioned above, the unit includes three aspherical elements that limit spherical aberrations and enhance overall clarity and sharpness. The 17-50mm f/2.8 Sigma lens incorporates a Hyper Sonic Motor for rapid autofocusing. Coupled with internal focusing design, HSM offers quick and silent autofocusing, while facilitating full-time manual focus overriding. It makes the f/2.8 EX Lens ideal for wildlife photography. The 11-inch manual focusing length and a 1.5 magnification ratio facilitate working with close-up objects. This unit comes with a 77-mm filter.
Sigma 17-50mm f/2.8 EX DC OS HSM Lens is ideal for both landscape and portraits. However, its wide focal range enables you to capture photos with unique perspectives. This Sigma 17-50mm wide-range zoom lens consists of plastic parts and flaunts a black matte finish. It features a Super Multi-Layer Coating that suppresses ghosting and flaring, thereby improving color, contrast, and accuracy. The lens houses two distinctive switches. One is for activating and deactivating object stabilization, whereas the other is for disabling or enabling autofocusing. It includes internal focusing elements. The rear element of the Sigma Lens is neither extendable nor rotatable. Weighing 1.85 pounds, Sigma 17-50mm lens is lightweight and easy to carry. If you are looking for a versatile zoom lens for travel and walkaround shooting, go for the Sigma 17-50mm EX Lens.
TOP 10 KEY FEATURES:
|Focal Length:||17 to 50mm|
|Lens Mount:||Nikon F|
|Diaphragm Blades:||7, Rounded|
|Angle of view:||79.7° to 31.7°|
|Minimum Focus Distance:||11.02" / 28 cm|
Included in the box:
- Sigma 17-50mm f/2.8 EX DC OS HSM Lens for Nikon F
- Sigma 77mm Lens Cap
- Sigma Rear Cap for Nikon F Mount Lenses
- Sigma Lens Hood
- Lens Case