Quote Originally Posted by Frank Chambers View Post
Just a quick excursion to the mentioned Mamiya system. In the instructions for RZ interchangeable lenses, point 6 is written:

"If a lens is not to be used for a prolonged period, we recommend storing it with the shutter released. To release the shutter of a lens that has been removed from the camera body,..."

This is indeed for the Mamiya RZ lenses only.
Yes, but the Hasselblad lenses are specifically designed to be stored in the cocked position. Mamiya does not use the same design criteria, that is the difference.