The R Mount Adaptor is developed under support of Leica Camera AG making it possible to attach Leica R lenses (DMW-MA3R) on DMC-G1 and DMC-GH1. Users can enjoy outstanding image rendering offered by the combination of high quality Leica lenses and Lumix G cameras full of Panasonic's cutting edge digital technologies. These adaptors also allow users to use movable MF assist function which enlarges the selected area when focusing manually.