Yes Rob that is exactly what I was talking about.
Don't we love master BobAtkins.com or what?
Well here is the chips for sale as it stands alone. You can add it to pre-existing manual ring. A diagram at the bottom tells were it should be installed.
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Then you have this version that chips is already fixed to the adapter and the adapter exist for several different mounts so you can use for example Olympus Nikon Leica hasselblad lenses on EOS having the convenience of AF confirmation. No installation is needed here. See the short video clip on the bottom of advertisement.
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