Sigma's new 17-50mm F2.8 EX DC OS HSM large-aperture standard zoom lens covers a focal length from 17mm wide angle and offers a large aperture of F2.8 throughout the entire zoom range, making it ideal for many types of photography especially portraiture and landscapes. The OS, Sigma's anti shake feature offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible. The OS feature allows Sony and Pentax users the option of viewing a stabilized image in the viewfinder, a feature offered only by Sigma.
Lens Type : Zoom
Depth : 3.6"
Application/Usage : Camera
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Lens Type : Zoom
Minimum Focal Length : 17 mm
Maximum Focal Length : 50 mm
Magnification : 0.20x
Optical Zoom : 2.9x
Maximum Aperture Wide : 2.8
Minimum Focus Distance : 11"
Filter Attachment Diameter : 77 mm
Lens Construction : 17 Elements in 13 Groups
Depth : 3.6"
Diameter : 3.3"
Weight (Approximate) : 1.24 lb
Application/Usage : Camera
Compatibility :
Canon EOS Digital SLR Cameras