→Measuring Distance from Reducer to focal plane (diagram originally from CN Post #31924 changed measurment position to be from lens surface closest to sensor)
Measuring Distance from Reducer to focal plane (diagram originally from CN Post #31924 changed measurment position to be from lens surface closest to sensor)
→Measuring Distance from Reducer to focal plane (diagram originally from CN Post #31924 changed measurment position to be from lens surface closest to sensor)