| 摘要 |
PROBLEM TO BE SOLVED: To provide an adaptor capable of accurately detecting a position of a movable member when a diaphragm driving member is positioned in a diaphragm-open position, and a camera system.SOLUTION: An adaptor for coupling a camera body and an interchangeable lens having a diaphragm driving member obtains positional information of the diaphragm driving member in a diaphragm-open state from the interchangeable lens, and sets a drive reference position of a movable member which drives the diaphragm driving member, on the basis of the obtained positional information.SELECTED DRAWING: Figure 2 |
