Genuine Leica Elpro 3 (16543) 55mm Near Focus Close-Up Lens Attachment. This lens is in superb condition showing less than normal signs of use. Item has no marks on optics. Barrel is excellent. There are absolutely no dents or sings in metal. Threads are near perfect. Genuine original case is included. This item is fully functional. See photos, what you see is what you get.