SIGMA Rolls Out October Firmware Updates for EF- and L-mount Lenses & MC-11 Adapter

Five SIGMA EF-mount lenses receive firmware updates this month:

SIGMA 18-200mm F3.5-6.3 DC MACRO OS HSM | Contemporary lens in EF-mount receives optimized exposure during viewfinder shooting when used in combination with the EOS 90D as well as improved AF accuracy when used with MC-11 EF-E and MC-21 EF-L mount converters.

SIGMA 70-200mm F2.8 DG OS HSM | Sports and 100-400mm F5-6.3 DG OS HSM | Contemporary lenses in EF-mount receive exposure during viewfinder shooting when used in combination with the EOS 90D and the EOS-1D X Mark Ⅲ.

SIGMA 150-600mm F5-6.3 DG OS HSM | Sports lens in EF-mount receives optimized exposure during viewfinder shooting when used in combination with the EOS 90D and the EOS-1D X Mark Ⅲ. A rare communication problem during Live View shooting when shooting with the EOS-1D X Mark III is also fixed.

SIGMA 20mm F1.4 DG HSM | Art lens in EF-mount receives optimized exposure during viewfinder shooting when used in combination with the EOS 90D and the EOS-1D X Mark Ⅲ. The operating sound of the lens diaphragm blades is reduced when shooting film.

Two SIGMA L-mount lenses receive firmware updates this month:

SIGMA 45mm F2.8 DG DN | Contemporary and 70mm F2.8 DG MACRO | Art lenses in L-mount are now compatible with focus ring adjustment functionality.

The latest firmware for the MC-11 converter makes it compatible with the five aforementioned EF-mount lenses:

The new firmware can be downloaded with SIGMA Optimization Pro.