Lenses -> Sigma 17-50mm F2.8 EX DC OS HSM - Canon Fit
The Sigma 17-50mm f/2.8 EX DC OS HSM lens with Canon fit is an image-stabilised, standard zoom for digital SLR cameras with an APS-C sized sensor. The lens covers a focal length from 17mm wide angle and offers a large aperture of f/2.8 throughout the entire zoom range, making it ideal for many types of photography including portraiture and landscapes. Alongside Sigma's Optical Stabiliser, the lens also includes a hypersonic AF motor, for quicker, quieter focusing.
|Specification / Feature||Value||Scores *||Rank **|
|Number of Lens Groups||13|
|Number of Lens Elements||17|
|Optical Zoom ||2.94||9.14||46|
|Max Aperture Wide ||2.8||77.96||17|
|Max Aperture ||2.8||77.96||17|
|Max Aperture Tele ||2.8||49.27||17|
|Focal Length Wide ||17 (or 25.5 in full frame equiv.)||70.24||25|
|Focal Length Tele ||50 (or 75 in full frame equiv.)||51.44||44|
|Min Aperture ||22|
|Magnification Ratio ||0.2x||3.03||27|
|Min Focus Distance ||0.3m||95.85||23|
|Aperture Blades ||7||19.35||9|
|Autofocus Motor ||HSM|
|Sensor Format ||APS-C|
|1st/3rd Party ||3rd party|
|Lens Type ||Standard Zoom|
|Image Stabilisation ||Yes|
|Video Lens ||No|
|Tilt Shift ||No|
|Weather Resistant ||No|
|MF switch ||Yes|
|Filter Thread Size (mm) ||77mm|
|Included Accessories||Petal-type hood, Lens case|
|Size (DxL) ||0mm|
|Lens Mount ||Canon EF-S|
|UK Price ||£329.00 at Wex Photo Video (affiliate link)||57.60||89|
* - Scores are calculated by comparing numerical specifications with other cameras. The highest ranking camera for a specification acheives a score of 100. The lowest ranking camera is scored as 0 and all the other cameras are scored in between 0 and 100 according to their merit.
** - Rank is calculated by ordering the scores for all cameras in descending order. The best scoring camera for a particular feature / specification will have a rank of 1.
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