This black L39 Screw Mount Lens to Leica M-Mount Camera Lens Adapterfrom Rayqual is compatible with lenses that have a focal length of 50-75mm. It allows you to mount an L39 screw-mount lens to your Leica M-mount camera and supports manual focusing in both Manual and Aperture Priority modes. While autofocus is not supported, this adapter can maintain infinity focus. This adapter has been designed and manufactured to maintain a parallel optical pathway while eliminating internal reflections.

L39 Screw Mount to Leica M-Mount    All-Metal Construction    Maintains Infinity Focus

Related Questions and Answers

Q: 1. Will this adapter work for a Helios 44-2(slr m39) to rf mount (R5c), and allow for infinity focus?

A: Technically the KIPON Basic Adapter for L39 Screw Mount Lens to Canon R-Mount Camera will work on the R5c with a Helios 44-2(slr m39). But note, it has not been tested.

Q: 2. Will it couple with the range finder?

A: Yes.

Q: 3. Why are the Leica M adapters listed with a tripod foot when they don't appear to have one?

A: I have a Leica M mount to use with a Sony A7R II and it does not have a tripod foot. I did not see a tripod foot on a picture of M mount adaptor.

Q: 4. What's the weight of the actual product?

A: I dont know but it does not weigh much and the the Leica lens is so good on the Sony focus peaking is so good it makes manual focusing easy

Q: 5. Will this work to pair an old Canon Serenar 50mm 1.8 from an old RF with the A7 ?

A: No this adapter will not mount any Canon lens onto a Sony E mount camera. It will only work with lenses that are made to mount on Leica bodies so those are Leica lenses or Carl Zeiss lenses with the Leica mount.

Q: 6. I have a voigtlander 15mm f4.5 superwide angle Heliar screw mount. Can I use this adapter for my Sony A7

A: The Dot Line NEX Adapter for Leica L39 Screw Mount Lenses will allow you to use a lens with the Leica L39 screw mount on the Sony A7, A7r and other NEX series cameras. As long as your lens has the Leica L39 mount, this adapter will be fine.

Q: 7. Does this adapter let me focus with the range finder or do I have to zone focus. Trying to mount a Leica summar 50mm f2 to Leica m

A: Yes, it should work with a 50mm lens for that purpose.

Q: 8. Does this adapter work with pre AI lens Nikon F lens?

A: The Rayqual Lens Mount Adapter for Nikon F Lens to Leica M-Mount Camera allows you to mount all Nikon F-mount lenses on a Leica M-mount camera. However, the adapter does not support autofocus or camera-to-lens communication. So, you cannot control the aperture on Nikon G lenses that do not have an aperture ring.

Q: 9. is the same focal length maintained?

A: Yes.

Q: 10. Does this adapter make it possible to capture full frame still images on a Nikon Z6/Z7?

A: Yes.