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Anyone using the Metabones rf-ef speedbooster?

Started Mar 25, 2020 | Discussions thread
cyberstudio
cyberstudio Contributing Member • Posts: 542
Re: Anyone using the Metabones rf-ef speedbooster?

Canon to Canon doesn't even count as protocol translation. All the SB does is to multiply some numbers by 0.7x. The AF speed is the same as any of Canon's own R adapters, which takes full advantage of the famed DPAF of EOS R. In the end, the physical speed of the lens is the limit.

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