Extending the range of compatible lenses, this Canon Drop-In Filter Mount Adapter EF-EOS R is a unique lens adapter designed for attaching any EF or EF-S-mount lens to the EOS R mirrorless digital camera. This sophisticated adapter affords compatibility with select A-type drop-in filters, and includes a variable neutral density filter for greater control over your exposure settings. Canon EF/EF-S Lens to EOS R…