Sigma 14mm f/1.8 DG HSM Art

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Lens Specifications
Name Sigma 14mm f/1.8 DG HSM Art
Image Circle 35mm
Type Wide Prime
Focal Length 14mm
APS Equivalent 1.5x: 21mm; 1.6x: 22.4mm
Max Aperture f/1.8
Min Aperture f/16
Diaphragm Blades 9 (rounded)
Lens Construction 16 elements in 11 groups, including 4 SLD and 3 FLD elements
Diagonal Angle of View(Based on image circle) 114.2 degrees
Focus Details Internal focus; HSM with full-time manual override
Front Element Rotation No
Zoom System n/a
Closest Focus 27cm / 10.6 in.
Magnification Ratio 0.10x / 1:9.8
Filter Size n/a
Dimensions(Length x Diameter) 126.0mm x 95.4mm / 5.0 in. x 3.8 in.
Weight 1170g / 41.3 oz
Notes Available AF Mounts: Sigma SA, Canon EF, L-Mount, Nikon F, Sony E; Compatible with Mount Converter MC-11
Typical Online Price US$1,600 (Available June 2017)