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Sigma MC-21 Mount Converter / Lens Adapter (EF-Mount Lenses to L Mount)
The Sigma Mount Converter MC-21 allows Sigma SA mount and Sigma's Canon EF mount interchangeable lenses to be mounted on L-mount cameras
Fast and accurate AF
Tripod mount included
Exif data inclusion
Attaching the MC-21 to your collection of SIGMA SA mount and SIGMA’s CANON EF mount compatible lenses* allows them to be used as L-Mount system lenses, promoting the effective use of valuable lenses already owned.
4.5Based on 2 Reviews
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The adapter works to mount Canon EF lenses on a Leica SL2 camera. Unfortunately, one cannot use Canon tele extenders 1.4x and 2.0x, which I did not realize. Autofocus is slower than with the Canon EF lenses on Canon cameras.