Thank you for purchasing our newest adapter- Canon ProLock-i Mark3 Main features: 1. Positive locking mechanism for unmodified, stock Canon EF mounted lenses. 2.Electronics built inside allow for control of iris via buttons or Hand controller and accept OptiTron EFF (electronic follow focus for focus control via the AF motors built into the AF lenses.
Attach the Canon ProLock-i: -insert the adapter with the locating pin lined up with the receiving slot @12 o'clock position -turn the locking ring CW all the way Lens mounting: Make sure the mount is in open position( locking lever turned all the way CCW until it...
1. Adapter does not fit on camera or hard to fit - make sure that the dust cap strap was not rotated and points down. If it is rotated the hard collar will prevent the mount from sitting properly in the camera cavity. 2.