
The B4 2/3" to Super16 PL Adaptor from MFT Services Ltd lets you use B4 2/3" lenses on cameras with a PL mount and Super 16mm sized sensor, such as the 2K Super16 crop mode on the Sony F5 and F55 cameras, as well as the 2K mode on RED's Epic and Scarlet cameras. There is approximately 0.8 stop of light loss when using this adapter.
MTF Services Ltd B4 2/3" to Super16 PL Adaptor