BMetabones Canon EF Lens to Sony NEX Camera Lens Mount Adapter Mark IV ReviewbP PP Metabones Canon EF Lens to Sony NEX Camera Lens Mount Adapter Mark IV PAdapts Canon EF Lens To Sony NEX CameraPImproved Internal StructurePRetains Electronic CommunicationPAE, AF, EXIF & Stabilization SupportedPOpen Aperture Button for Manual FocusP