This video tutorial shows how to modify a FDn Lens to use it with EF Cameras.

Parts needed:
FDn to EF mount http://shpws.me/MZuG
Aperture Arm 3mm http://shpws.me/MZvG
Aperture Arm 10mm http://shpws.me/MZvI
Aperture Arm 2 3mm http://shpws.me/MZvJ
Aperture Arm 2 10mm http://shpws.me/MZvK

Step by Step Tutorial:

http://www.instructables.com/id/FDn-t…