- Rebirth of a legend - what's inside a Leica M4 camera:
- I saw this 1947 Leica IIIC with aftermarket gold conversion in my local Leica store:
- I came across this Leica Digital Module R brochure from 2004:
- Cosina filed a patent 2010-197640 for a lens adapter that can detect the rotation of the focus ring of a manual focus ring and transfer it to the camera body as an electronic signal (Google translation):
"Problem to be solved: to easily and surely perform focusing, even when an old type interchangeable lens known as a famous interchangeable lens is attached to the latest digital camera body."
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