The file '55-250mm EFS To EF Modification 3D Printer Model' is (stl) file type, size is 14.6KB.
An EFS lens will not fit onto the Black Magic Pocket Cinema Camera 4K even with the Viltrox or Metabones speed-booster
This print is for 55-250 EFS lenses to fit EF modification.
Please see my video showing how I modified my 18-55mm EFS lens to fit my camera.
Simple Way to Modify EF-S Lenses to EF Mount (Fits BMPCC 4K)
https://youtu.be/i8A77oqiEVc?si=lPp7gPe7X5iMLWh7
250mm-LensTop-3.stl | 60.6KB |