Allows Olympus OM lens to be used on Sony E-Mount NEX camera body. * Smooth surface fSmooth surface for effortless mount, fine made to be light weight and strong. Or effortless mount, fine made to be light weight and strong. * Allow lens focus to infinity. * Designed for Sony NEX-3 NEX-3C NEX-3N NEX-5 NEX-5C NEX-5N NEX-5R NEX-5T NEX-6 NEX-7 NEX-F3 NEX-VG10 VG20 Cameras and new models * Brand: Fotasy * Smooth surface fSmooth surface for effortless mount,fine made to be light weight and strong.or effortless mount,fine made to be light weight and strong.