21:30sigmarfmount 0 + Sigma Preparing to Announce Plans for RF Mount Lenses: Report17:33 0 + Firmware update fixes Sigma MC-11 AF issues with incompatible lenses
23:37 0 + Sigma releases firmware updates for its Canon EF and Nikon F lenses, MC-11 mount converter21:01 0 + Sigma introduces trio of firmware updates for Quattro, MC-11 and 150-600mm F5-6.3