Feature: 1. For Voigtlander/Schneider DKL lens can be installed on for Leica LM camera body through the DKL‑LM transfer ring. 2. Using high‑quality alloy, it is sturdy and durable, the surface is painted to prevent oxidation and corrosion, and it feels comfortable. 3. Precise processing, tight fitting, precise fitting and no light leakage. 4. Extinction treatment on the inner side to avoid reflections affecting imaging. 5. With aperture ring, you can adjust the aperture manually. Fit for Leica M9, M‑P, M3, M5, M7, M8, M2, M4, M4‑2, M4‑P, M6 camera. Specification: Item Type: Lens Adapter Material: Alloy Color: As Pictures Shown Weight: Approx. 124g/4.4oz Type: Full manual adapter ring Mount: for DKL Mount, for LM Mount Compatible lens: for Voigtlander/Schneider DKL lens Applicable camera: for Leica LM mount camera body, for example, Fit for Leica M9, M-P, M3, M5, M7, M8, M2, M4, M4-2, M4-P, M6 camera body How to use: 1. Align the identification point of the lens mount with the identification point of the adapter ring and rotate it clockwise. When you hear a "click" sound, it means the lens has been installed in place2. Align the identification point on the lens adapter ring with the adapter ring to the identification point on the fuselage, and rotate clockwise when you hear a "click" sound, it means it is installed in place 3. Press and hold the camera lens release button and rotate it counterclockwise to remove the lens together with the adapter ring 4. Push the adapter ring release button and rotate it counterclockwise, the adapter ring can be removed from the lens. Package List: 1 x Lens Adapter