Sigma 10-20mm f/4-5.6 EX DC HSM

Lens Reviews / Sigma Lenses i Lab tested
Lens Specifications
Name Sigma 10-20mm f/4-5.6 EX DC HSM
Image Circle APS-C
Type Wide Zoom
Focal Length 10 - 20mm
APS Equivalent 1.5x: 15 - 30mm; 1.6x: 16 - 32mm; 2.0x: 20 - 40mm
Max Aperture f/4 - 5.6
Min Aperture f/22
Diaphragm Blades 6
Lens Construction 14 elements in 10 groups, including three aspherical elements and three Special Low Dispersion (SLD) lenses
Diagonal Angle of View(Based on image circle) 102.4 to 63.8 degrees
Focus Details Internal with HSM
Front Element Rotation No
Zoom System Rotary
Closest Focus 0.24m / 0.79 ft.
Magnification Ratio 0.15x / 1:6.7
Filter Size 77mm
Dimensions(Length x Diameter) 81mm x 83.5mm / 3.2 in. x 3.3 in.
Weight 470g / 16.6 oz
Notes Available AF mounts: Sigma, Canon, Nikon, Four-Thirds, Pentax, Sony
Typical Online Price US$499.00