As the price of existing L mount lenses for my Leica SL and T are frankly ludicrous, I've been awaiting the release of these adapters with bated breath and Sigma have now finally confirmed that they will be available next month and they will be very reasonably priced ($249 for the EF and $169 for the SA).
All set to go and pre-order and then saw this
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At the time of the initial announcmenet Sigma said the adapter would work with 'any L-moun
Ah, just in time, a French shop just posted a video about MC-21 + S1 + 18-35 !! All shots are handheld and in lowlight.
At 34s (guys in red) they use face detection (focus change from one face to another at around 39/40s). They say they are really impressed with this combo.