Panasonic 14-42 mm / F 3.5 to 5.6 GX VARIO PZ HS-PS 14042 EK 14 mm lens (Micro Four Thirds mount, autofocus, image stabilizer) (Accessories)
Besides the fact that it's quite a "fumbling" the objective, should get a clean zoom during video, the lens is not available in either of the focus still on the light output, a figure miracle. In addition, the autofocus is not very accurate, ie,