Drop-in Filter Mount Adapter EF-EOS R (with Drop-in Circular Polarizing Filter)

Polarizer Effects at Your Fingertips

Attaching this adapter to an RF mount camera body enables the use of any lens in Canon’s rich EF & EF-S lens* line-up, thereby expanding the possibilities of the EOS R System.
*except EF-M and Cinema EOS lenses


This adapter comes with the ability to insert a drop-in filter, you could now utilise lens filter effects when shooting with lenses that does not support filters such as fish-eye lens. Using the dial on the adapter, users could change the polarizing angle of the circular polarizing filter for the desired effect.

Comes with One Drop-in Circular-Polarizing Filter.

*except EF-M and Cinema EOS lenses

  • Enables EF / EF-S lenses to be mounted onto EOS R cameras
  • Ability to utilise circular polarizing filter effect