1For Voigtlander/Schneider DKL lens can be installed on for Leica LM camera body through the DKLLM transfer ring. 2Using highquality alloy, it is sturdy and durable, the surface is painted to prevent oxidation and corrosion, and it feels comfortable. 3Precise processing, tight fitting, precise fitting and no light leakage. 4Extinction treatment on the inner side to avoid reflections affecting imaging. 5With aperture ring, you can adjust the aperture manually. Fit for Leica M9, MP, M3, M5, M7, M8, M2, M4, M42, M4P, M6 camera. Item Type: Lens Adapter Material: Alloy Color: As Pictures Shown Weight: Approx. 124g/4.4oz Type: Full manual adapterring Mount: for DKL Mount, for LM Mount Compatible lens: forVoigtlander/SchneiderDKLlens Applicable camera: forLeica 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 lensmountwith the identification point of the adapterringand rotate it clockwise. When you hear a "click" sound, it means the lens has been installed in place 2. Align the identification point on the lens adapterringwith the adapterringto 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 adapterring 4. Push the adapterringrelease button and rotate it counterclockwise, the adapterring can be removed from the lens 1 x Lens Adapter