Sigma AF Zoom 28-70mm f/2.8
Brand & mount
- Autofocus lens
- Brand: Sigma
- Mount type: Full frame
- Type: zoom
Sigma AF 28-70mm f/2.8 is a fast autofocus zoom lens for SLR cameras.
The optical scheme comprises 13 elements in 10 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 9-bladed aperture, the subjects located outside the depth of field are shown with very smooth features.
This lens has a size of 93 mm. This is a normal size, very convenient in everyday use. This lens weighs 578 grams, given the weight of the camera, it may deliver long wearing problems. Mounting the filter has a common size. Is useful for landscape, architecture, interior and genre photography. Lens fit for low light conditions. Sigma AF 28-70mm f/2.8 went on sale in 1992. Currently out of production (1997) and is no longer available.
May be available from: Amazon.com,
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