{"lens":{"id":"olympus-om","displayName":"Olympus OM","manufacturer":"Olympus","flangeDistanceMm":46,"electronicProtocol":"mechanical-only"},"body":{"id":"nikon-z","displayName":"Nikon Z","manufacturer":"Nikon","flangeDistanceMm":16,"electronicProtocol":"Nikon Z"},"compat":{"lensMountId":"olympus-om","bodyMountId":"nikon-z","feasibility":"mechanical","af":"n/a","is":"n/a","aperture":"manual-ring","infinityFocus":"yes","adapterExamples":["K&F Concept OM-NIK Z","Fotodiox OM-Nikon Z","Urth OM to Nikon Z"],"caveats":["30 mm flange clearance — the deepest mirrorless adapter target for OM lenses, leaving plenty of room for a rigid all-metal build.","Manual focus + manual aperture only. Z9/Z8 in-body image stabilisation can compensate for handheld shake even with the lens IS-less; Z bodies offer focus peaking and 8× / 16× magnified focus assist."],"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."}}}