Enhance the utility of your Leica M-series camera with the Metabones Leica M to E-mount/NEX (Black Matte). It boasts a true electronic integration of the aperture diaphragm that enables the camera to automatically choose the aperture in either S or P exposure modes, or you can dial it in yourself on the camera body in M or A modes. Both the camera and lens side of the adapter are made of brass, which is precision-machined, plated with chromium, and feature a satin surface finish. The lens mount perfectly fits your camera so that there are no unnecessary gaps or wiggling of the lens.