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Lens review

Sigma C 17-70 mm f/2.8-4.0 DC Macro OS HSM

13 March 2013
Szymon Starczewski

2. Pictures and parameters

Pictures:
Parameters:
Manufacturer Sigma
Model C 17-70 mm f/2.8-4.0 DC Macro OS HSM
Lens style Universal zoom
Focal length 17 - 70 mm
Maximum aperture f/2.8 - 4
Angle of view 79.7 - 22.9 o
Closest focusing distance 0.22 m
Maximum magnification 1:2.9
Minimum aperture 22
Number of diaphragm blades 7
Auto focus type HSM
Lens Construction 16 elements / 14 groups
Filter diameter 72 mm
Macro Yes
Available mounts Nikon F
Sony A / Minolta
Pentax K
Canon EF-S
Dimensions 82 x 79 mm
Weight 470 g
Additional information 2 FLD elements, 1 SLD element and 3 aspherical lenses. Announced: September 2012