Lens interchangeable camera system, lens interchangeable camera body and interchangeable lens

摘要

PROBLEM TO BE SOLVED: To provide a usable lens interchangeable camera. ;SOLUTION: In a program reset processing, the stop of lens is confirmed by updating the focus lens diriving condition acquisition (S172-S174). After that, a lens request acquisition is updated, if the lens can be returned to AF or in the MF mode, 'AF/MF switch instruction' is transmitted. After switching to the AF mode is confirmed by updating 'lens request acquisition', 'mechanism reset' mentioned later is performed (S174-S180).;COPYRIGHT: (C)1997,JPO