Just when you thought your Zeiss Compact Prime Cp.3 135/T2.1 Cf lens couldn't get any more versatile, enter the Zeiss Interchangeable Mount Set (Ims) Ef. Specifically engineered for the Cp.3 135/T2.1 Cf lens, this mount set is an essential tool for photographers and videographers who use Canon Ef mount cameras. While the Cp.3 135/T2.1 Cf lens is available with a variety of mounts including Pl, Mft, F, E, or Ef, the beauty of this product lies in its interchangeability. With the Zeiss Interchangeable Mount Set, you can effortlessly switch your lens mount to the Canon Ef mount, expanding your lens' compatibility and enhancing your shooting capabilities. This set includes all the necessary components for a seamless mount change, making it a practical addition to your photography equipment. Whether you're shooting in a professional studio or capturing life's moments on the go, the Zeiss Interchangeable Mount Set (Ims) Ef for Cp.3 135/T2.1 Lens - Canon Ef Mount ensures you're always ready to get the perfect shot..