Lumix/Olympus Digital Micro 4/3 Fit 500mm HD Long Range Telephoto Prime Lens
(It even has a built-in rotatable tripod mount to aid in lens balance and image stability. THE LENS WILL FIT ALL PANASONIC LUMIX, OLYMPUS OM-D, AND OLYMPUS PEN. 3) You must focus the lens manually by turning the lens focus barrel.