Sigma ultra-wide at 10-20mm for Canon APS-C with HSM AF, dramatic 16mm equivalent perspectives at budget pricing.
The Sigma 10-20mm f/4-5.6 DC HSM is an ultra-wide zoom for Canon APS-C cameras covering 16-32mm equivalent with HSM autofocus. The 10mm ultra-wide provides a dramatic 102-degree view on APS-C, creating perspectives impossible with standard zooms.
The HSM motor provides fast, quiet autofocus, and the variable aperture keeps the lens compact. The 10mm ultra-wide delivers dramatic wide-angle perspectives for landscapes, architecture, and interiors that standard zoom lenses simply cannot achieve.
Build quality is Sigma with quality construction. The DC designation confirms APS-C-only coverage, and the ultra-wide capability provides genuine creative perspectives beyond any standard or wide-angle zoom.
The Sigma 10-20mm f/4-5.6 HSM offers affordable ultra-wide for Canon APS-C at budget used pricing. The 16mm equivalent perspective provides dramatic wide-angle compositions impossible with other lens types.