{"lens":{"id":"olympus-om","displayName":"Olympus OM","manufacturer":"Olympus","flangeDistanceMm":46,"electronicProtocol":"mechanical-only"},"body":{"id":"l-mount","displayName":"L-Mount","manufacturer":"Leica / Panasonic / Sigma","flangeDistanceMm":20,"electronicProtocol":"L-Mount"},"compat":{"lensMountId":"olympus-om","bodyMountId":"l-mount","feasibility":"mechanical","af":"n/a","is":"n/a","aperture":"manual-ring","infinityFocus":"yes","adapterExamples":["K&F Concept OM-LM","Novoflex L-OM","Fotodiox OM to L-Mount"],"caveats":["26 mm flange clearance — generous adapter thickness on Panasonic S5/S1, Leica SL, and Sigma fp.","Manual focus + manual aperture only. Panasonic L-mount bodies offer focus peaking + IBIS-assisted handheld stabilisation for vintage glass."],"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."}}}