Leica Elpro 2 Close-Focus Attachment for R-Series Lenses

For Leica R-series lenses with a 55mm thread. This filter is double threaded and will also attach directly to older R lenses that accepted series 6 drop-in filters (44mm). The front of this filter is a 55mm thread. This filter is primarily intended for the 50mm f/2 R. Close-focus on the 50mm f/2 R lens will be changed from 50cm to 24cm.