Nauticam Housing to Port Adapter N85 N120 for EF Mount Lens 34.7MM
An adapter to convert from an N85 port opening to N120 port opening for use in conjunction with Metabones EF-MFT Mount T Speed Booster ULTRA 0.71x. This allows you to use Canon EF Mounted Lens on a Micro Four Thirds camera. The extension also has an integrated focus/zoom gear knob.
After installing this adapter, you would then follow the N120 port chart for the Canon lens you are installing.