{"lens":{"id":"minolta-md","displayName":"Minolta SR / MC / MD","manufacturer":"Minolta","flangeDistanceMm":43.5,"electronicProtocol":"mechanical-only"},"body":{"id":"sony-e","displayName":"Sony E (incl. FE)","manufacturer":"Sony","flangeDistanceMm":18,"electronicProtocol":"Sony E"},"compat":{"lensMountId":"minolta-md","bodyMountId":"sony-e","feasibility":"mechanical","af":"n/a","is":"n/a","aperture":"manual-ring","infinityFocus":"yes","adapterExamples":["K&F Concept MD-NEX","Fotodiox Pro MD-NEX","Voigtländer VM-E (for M-mount-converted MDs)"],"caveats":["Aperture is set on the Rokkor lens's own iris ring; the camera meters in stop-down mode.","Late-MD lenses with the MD tab don't communicate that information — the body sees a pure manual lens.","25.5 mm of flange clearance — generous adapter wall thickness, no infinity-focus risk."],"formatNote":{"match":"match","lensFormat":"full-frame","bodyFormat":"full-frame","cropFactor":null,"message":"Lens image circle (full-frame) matches body sensor (full-frame) — no crop or vignetting concern."}}}