The port system for GH2 expands upon the existing port system for the NEX-5 housing, adding additional ports for the superb Panasonic Lumix m4/3 lenses. Olympus m4/3 lenses and Leica m4/3 lenses can be used with this camera as well, further expanding the lens choices. Lenses initially supported include the Lumix 14-42mm, the Lumix 14mm/2.5, the Lumix 8mm Fisheye, the superb Lumix 7-14mm, the Leica 45mm macro, Olympus 14-42mm, and Olympus 9-18mm. Zoom gears are available for the zoom lenses listed here.