Name |
Sigma 28-70mm f/2.8-4 |
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) |
60.0mm x 67.5mm / 2.4 in. x 2.7 in. |
Weight |
245g / 8.6 oz |
Notes |
Available AF Mounts: Sigma, Canon, Nikon, Minolta, Pentax; Included Accessories: Lens Hood |
Typical Online Price |
US$120.00 |