{"lens":{"id":"olympus-om","displayName":"Olympus OM","manufacturer":"Olympus","flangeDistanceMm":46,"electronicProtocol":"mechanical-only"},"body":{"id":"canon-rf","displayName":"Canon RF","manufacturer":"Canon","flangeDistanceMm":20,"electronicProtocol":"Canon RF"},"compat":{"lensMountId":"olympus-om","bodyMountId":"canon-rf","feasibility":"mechanical","af":"n/a","is":"n/a","aperture":"manual-ring","infinityFocus":"yes","adapterExamples":["Fotodiox Pro OM-EOS R","K&F Concept OM-EOS R","Urth OM to Canon RF"],"caveats":["26 mm flange clearance — generous adapter thickness; OM lenses hit infinity comfortably on full-frame R5/R6/R3 and APS-C R7/R10/R50.","Manual focus + manual aperture only. Canon RF bodies offer focus peaking and magnified focus assist in the EVF — usable workflow for stills."],"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."}}}