Mount Adapter EF-EOS R

Attach the Mount Adapter EF-EOS R to your EOS R body to access Canon's complete range of EF and EF-S lenses.

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Attach the Mount Adapter EF-EOS R to your EOS R body to access Canon's complete range of EF and EF-S lenses.

Complete compatibility

Shoot with any EF or EF-S lens on your EOS R series camera

Canon’s EF-EOS R mount adapter gives you the flexibility to shoot with any EF or EF-S lens on an EOS R mirrorless camera.
No compromises

All lens functions of EF and EF-S lenses are supported when shooting with the adapter so there is no loss of AF speed or Image Stabilization ability
EF-S lens support

Stepping up from a Canon EOS APS-C crop sensor camera? The EF-EOS R Mount adapter will allow you to use your EF-S lenses on an EOS R mirrorless camera.
Canon EF and EF-S lens range

Boasting over 70 lenses covering a focal length range from 8mm to 800mm, the Canon EF lens range covers your every photographic need.