Name |
Sigma 18-50mm f/2.8 EX DC |
Image Circle |
APS-C |
Type |
Standard Zoom |
Focal Length |
18 - 50mm |
APS Equivalent |
1.5x: 27 - 75mm; 1.6x: 28.8 - 80mm |
Max Aperture |
f/2.8 |
Min Aperture |
f/22 |
Diaphragm Blades |
7 |
Lens Construction |
15 elements in 13 groups, including two aspherical elements and one Special Low Dispersion (SLD) lens |
Diagonal Angle of View(Based on image circle) |
69.3 to 27.9 degrees |
Focus Details |
Internal focusing system |
Front Element Rotation |
No |
Zoom System |
Rotary, non-telescoping |
Closest Focus |
28cm / 11 in. |
Magnification Ratio |
0.2x / 1:5 |
Filter Size |
67mm |
Dimensions(Length x Diameter) |
84.1mm x 74.1mm / 3.3 in. x 2.9 in. |
Weight |
445g / 15.7 oz |
Notes |
Available AF Mounts: Sigma, Canon, Nikon, Minolta, Pentax, Four-Thirds |
Typical Online Price |
US$499.99 |