Sigma 50-100mm f/1.8 DC HSM Art

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Lens Specifications
Name Sigma 50-100mm f/1.8 DC HSM Art
Image Circle APS-C
Type Telephoto Zoom
Focal Length 50 - 100mm
APS Equivalent 1.5x: 75 - 150mm; 1.6x: 80 - 160mm
Max Aperture f/1.8
Min Aperture f/16
Diaphragm Blades 9 (rounded)
Lens Construction 21 elements in 15 groups, including 3 FLD (F Low Dispersion) glass elements, 1 SLD (Special Low Dispersion) glass element, and 1 high-refractive index, high-dispersion glass element.
Diagonal Angle of View(Based on image circle) 31.7 to 16.2 degrees
Focus Details HSM (Hyper Sonic Motor) with full-time manual focus override
Front Element Rotation No
Zoom System Rotary
Closest Focus 95cm / 37.4 in.
Magnification Ratio 0.15x / 1:6.7
Filter Size 82mm
Dimensions(Length x Diameter) 170.2mm x 94.0mm / 6.7 in. x 3.7 in.
Weight 1.491 kg / 52.6 oz
Notes Available AF Mounts: Canon EF-S, Nikon F, Sigma SA; Included Accessories: Lens hood, lens caps, tripod collar. Compatible with Sigma USB Dock.
Typical Online Price US$1,099