We are pleased to announce that a firmware update for the SIGMA MOUNT CONVERTER MC-21 SA-L and EF-L is now available.

[Applicable product]
・SIGMA MOUNT CONVERTER MC-21 SA-L
・SIGMA MOUNT CONVERTER MC-21 EF-L

[Benefits of the update]
・The firmware will optimize the communication regarding the current battery consumption of the Leica SL2.
・The firmware will improve the phenomenon of overexposure during continuous shooting when it is used in combination with Panasonic LUMIX DC-S1R / DC-S1.

[LUMIX always in capitals]

【SIGMA Optimization Pro download page】

https://www.sigma-global.com/en/download/lenses/sigma-optimization-pro/

For further assistance please contact Sigma Imaging (UK) Ltd Service Department by email: service@sigmauk.com or telephone: 01707 329 999

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