This lens mount adapter is mainly used for connecting the " L39 Mount Lens" to "cameras with 4/3 mount It is able to Focus Completely manual control, manual focus and manual exposure There is no electrical connection on the so diaphragm control of the lens is set manually Equipped with & stop pin Suitable For: E-P1 E-PL1 E-P2 E-PL2 E-P3 E-PL3 E-PL5 E-PM1 E-PM2 OM-D E-M5 G1 G2 G3 G5 GF1 GF2 GF3 GF5 GX1 GH1 GH2 GH3