The Raynox IE6257 Adapter Ring is required for mounting Raynox DCR-CF185PRO & DCR-FE180PRO lenses onto the rear portion of the Canon LA-DC58C Conversion Lens Adapter for the Canon PowerShot Pro1 Digital Camera.
To use the Raynox DCR-CF185PRO & DCR-FE180PRO lenses on the Canon PowerShot Pro1 Digital Camera, Attach the rear portion of the Canon LA-DC58C Conversion Lens Adapter (sold separately) to the camera, then add this Adapter Ring (Raynox IE6257 Adapter Ring) to the rear portion of the Canon LA-DC58C, then attach either lens (sold separately) to the front of the IE6257 Adapter Ring
UPC: 024616140219