History

    Firmware download

    Ver.1.01

    • It has improved AF speed and quality used in combination with SIGMA MOUNT CONVERTER MC-21 SA-L.
    • It has optimized the aperture control when used in combination with SIGMA MOUNT CONVERTER MC-21 SA-L.

    Ver.1.02

    It has optimized the exposure during viewfinder shooting when used in combination with the EOS 90D and the EOS-1D X Mark III.

    Update History

    Ver.1.01

    It has optimized the operation of the aperture control when the lens is used in combination with SIGMA MOUNT CONVERTER MC-21 EF-L.

    Ver.1.01

    • It has improved the start-up time after the Nikon D6 power is turned on.
    • It has fixed an issue where the autofocus did not work when used on a Nikon D6.