March 13, 2016 at 2:49PM, Edited March 13, 2:53PM
Alternatives to Metabones Speedbooster EF to MFT for GH4
Does anyone know of alternatives to Metabones speedbooster EF to MFT for the GH4? Something that does the same thing: focal length reduction and adding a stop of light. I can't seem to find any other products.