FOTGA OEM4/3(AF) 4/3 to M4/3 Camera Adapter Ring Auto Focus Lens Mount for Olympus 4/3 Mount Lens to Olympus M4/3 Mount Lens Cameras Olympus E-P1 E-P2 E-PL1 E-PL2 Panasonic G1 G2 G10 GF1 GF2 GF3