Sigma’s fastest ultrawide zoom also offers an HSM motor for extremely quiet AF. Distortion control at longer focal lengths, and vignetting at the widest, were spectacular.

Standout Spec: Almost no distortion at 14mm and 20mm.

Product Specifications

Lens Type: Zoom
Compatibility: Digital Only
Range: Super Wide Angle, Wide Angle
Mount: Canon, Nikon, Pentax, Sigma, Sony
Auto Focus: Yes
Full-Time Manual Focus Override: No
Silent AF: Yes
Zoom: Yes
Minimum Focal Length: 10 mm
Maximum Focal Length: 20 mm
Fastest Aperture: f/3.5
Slowest Aperture: f/22.0
Image Stabilization: No
Elements: 13
Groups: 10
Filter Size: 82 mm
Length: 3.2 inches
Weight: 16.4 ounces
Price: $650.00
Tripod Collar: No
Included Case: Yes
Macro: No
Tilt/Shift: No
Model Number:

Tested Review

Lens Test: Sigma 10-20mm F/3.5 EX DC HSM AF