Sigma DC 17-70mm f/2.8-4.5 Macro
Brand & mount
- Autofocus lens
- Brand: Sigma
- Mount type: crop
- Type: zoom
Sigma DC 17-70mm f/2.8-4.5 Macro is a fast autofocus zoom lens for half-frame SLR system.
Equivalent focal length is 26.35...108.5 mm. The optical scheme comprises 15 elements in 12 groups. Thanks to minimum aperture ratio of f/2.8 enables shooting in low lighting conditions without a tripod or a flash. Thanks to the 7-bladed aperture, the subjects located outside the depth of field are shown with very smooth features.
This lens has a size of 82.5 mm. This is a normal size, very convenient in everyday use. This lens weighs 455 grams, given the weight of the camera, it may deliver long wearing problems. The lens is suitable for shooting near objects. Mounting the filter has a common size. 17-70mm provides lot of focal length range. x4.1zoom is very useful for traveling. Lens fit for low light conditions. Sigma DC 17-70mm f/2.8-4.5 Macro went on sale in 2007. Currently out of production (2010) and is no longer available.
May be available from: Amazon.com,
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