| 摘要 |
PROBLEM TO BE SOLVED: To operate a distance ring at an optional point even though an AF (automatic focusing) mode is selected. SOLUTION: This system is provided with a focusing optical system(30) automatically and manually performing focusing, a driving source (26) for driving the focusing optical system, a manually operation detecting means detecting that the focusing optical system is manually operated, and a controller (25) controlling the driving source; and the controller (25) stops the system 30 driven by the driving source (26) in the case the manually operation detecting means detects the manual operation. |
