Sigma announces firmware update for Sigma 100-400mm f/5-6.3 OS Contemporary for Canon
Sigma has announced a firmware update for its SIGMA 100-400mm F5-6. 3 DG OS HSM Contemporary lens for Canon mount. Version 1. 02 of the firmware fixes problems with the optical image stabilization when the lens is attached to Sigma's Sony E-mount converter MC-11 EF-E. dpreview.com »