Sigma 10-20mm f/3.5 EX DC HSM Lens for Canon - DISCONTINUED
Sigma 10-20mm f/3.5 EX DC HSM Lens for Canon
Canon DSLR owners.. please be sure to watch the Video Review on the Description page.
Sigma wide angle lenses at 10-20mm are available at constant f3.5 or the variable and cheaper option of f4-5.6mm. Optically mid range but still fast at f3.5 for low light