FULL-FRAME EF AND RF LENSES
Lens compatibility
two full-frame lens mounts for its digital cameras, EF and RF for its DSLR and mirrorless cameras respectively. Be sure to pick up lenses that fit your camera before purchasing to make sure it’s all compatible. EF-S lenses won’t be compatible with Canon’s EF mount and EF-M lenses, for its mirrorless APS-C cameras, won’t be compatible
