Using the adapter ring allow you to use top quality Carl Zeiss lenses on the Leica M9/M8/M cameras. See the picture, Zeiss Sonnar 50mm f/1.5 on the M8 digital camera. All Leica M mount cameras. Contax RF to Leica M adapter x 1.We always send the product by post office declare as'' and low item value, aims to help Min. If you need return, please check twice to confirm the item is not work and contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. Then get a unique address for return. Otherwise your return won't be accepted. We ONLY accept the return for original package. We can answer your question or request on the following HK time! Monday-Friday 9:30am-5:00pm (GT time +8). Contax Rangefinder CRF RF Lens to Leica M Mount 6-bit Adapter Ring M8 M9 M9P. The item "Contax Rangefinder CRF RF Lens to Leica M Mount 6-bit Adapter Ring M8 M9 M9P" is in sale since Wednesday, May 13, 2015. This item is in the category "Cameras & Photo\Lenses & Filters\Lens Adapters, Mounts & Tubes". The seller is "bondscamera" and is located in SSP. This item can be shipped worldwide.