How to connect canon lens to bmd mini 4.6pro

First of all, it should be clear that the bmd mini 4.6pro camera uses a Canon camera lens instead of a photographic lens. The connection method is (as shown in the figure): Step 1, press the button at 1 in the figure and rotate the lens to take it off; Step 2, aim the lens installation mark at the two rotating lenses in the picture, and hear a click, and the installation is complete.