CANON EF EOS R Drop in Filter Mount Adapter with Variable ND A, Black

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Drop-In Filter Mount Adapter EF-EOS R takes the functionality of Mount Adapter EF-EOS R and adds the ability to use drop-in filters, removing the need to fit filters on the front of a lens, especially useful for wide-angles with a large front lens element. Its available with either a variable neutral density (V-ND) filter or circular polarising (C-PL) filter, and a clear (CL) filter is also available for shooting without filter effects.

Currys

With the Canon EF-EOS R Drop-in Filter Mount Adapter you can give your EOS R camera new lenses. It is compatible with EF and EF-S lens type so you can really upgrade your photography.In addition, the adapter includes a variable neutral density filter. It's perfect for filmmakers who want to adjust amount of light entering the camera while shooting at large apertures.