Fotasy 43OM Olympus OM Classic Lens to Four Thirds 4/3 System Camera Adapter (Black) With this adapter, you can use Olympus Classic OM Mount Manual lens on a Olympus Four Thirds 4/3 system Camera body Allows lens focus to infinity. There is no electrical contacts in the adapter ring. Exposure and focus has to be adjusted manually Fits Olympus E-1 E-3 E-5 E-30 E-620 E-600 E-500 E-510 E-520 E-300 E-330 E-450 E-400 E-410 E-420 Fits Olympus OM Mount Classic Lens