Fotasy DMW-FA1 37mm Filter Adapter Ring and Lens Cleaning Cloth for Panasonic Lumix DMC LX-7 This metal lens adapter provides a 37mm filter mount for adding effects filters to the Panasonic DMC-LX7 and Leica D-Lux6 Digital Camera, Improving picture quality by adding a filter(UV, CPL etc.) and protecting your camera lens from scratching. It also allows user to add other lens accessories (as tele/close-up/wide-angle lenses) to the camera. Pls Note Vignetting might be caused at the widest zoom. A replacement of Panasonic DMW-FA1 37mm Filter Adapter Fotasy Is A Registered Trademark