Sigma 28-70mm f/2.8-4 DG

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Lens Specifications
Name Sigma 28-70mm f/2.8-4 DG
Image Circle 35mm
Type Standard Zoom
Focal Length 28 - 70mm
APS Equivalent 1.5x: 42 - 105mm; 1.6x: 44.8 - 112mm
Max Aperture f/2.8 - 4
Min Aperture f/22
Diaphragm Blades 8
Lens Construction 11 elements in 8 groups, including 1 aspherical element
Diagonal Angle of View(Based on image circle) 75.4 to 34.3 degrees
Focus Details
Front Element Rotation Yes
Zoom System Rotary
Closest Focus 50cm / 19.7 in.
Magnification Ratio 0.15x / 1:6.5
Filter Size 62mm
Dimensions(Length x Diameter) 62.5mm x 67.5mm / 2.5 in. x 2.7 in.
Weight 255g / 9.0 oz
Notes Available AF Mounts: Sigma, Canon, Nikon, Minolta, Pentax; Included Accessories: Lens Hood
Typical Online Price US$129.00