JP2006330568A5 - - Google Patents

Claims (5)

A plurality of focus detection areas are set in the shooting screen of the shooting lens, and focus detection means for repeatedly detecting the focus adjustment state of the shooting lens for each focus detection area;
An area selection operation member for selecting a part of the plurality of focus detection areas;
Determining means for determining whether or not the same subject is continuously captured in the selection area selected by the area selection operation member;
If the selection area is determined not to continue to capture the same object, the alternative area setting means for setting a pre SL et bill sorting area or in the focus detection area other than the selected area,
In an automatic focus adjustment device including a focus adjustment unit that performs focus adjustment of the photographing lens based on a focus detection result of the selection area or the alternative area,
Even if it is determined that the selected area does not continue to capture the same subject, if the current focus detection result in the selected area is closer than the previous focus detection result, the alternative area setting means is the alternative area setting unit. The automatic focus adjustment device characterized in that the focus adjustment means adjusts the focus of the photographing lens based on the focus detection result of the selected area without shifting to the area. A plurality of focus detection areas are set in the shooting screen of the shooting lens, and focus detection means for repeatedly detecting the focus adjustment state of the shooting lens for each focus detection area;
An area selection operation member for selecting a part of the plurality of focus detection areas;
Determining means for determining whether or not the same subject is continuously captured in the selection area selected by the area selection operation member;
If the selection area is determined not to continue to capture the same object, the alternative area setting means for setting a pre SL et bill sorting area or in the focus detection area other than the selected area,
In an automatic focus adjustment device including a focus adjustment unit that performs focus adjustment of the photographing lens based on a focus detection result of the selection area or the alternative area,
After the alternative area is set, when the difference between the focus detection result of the alternative area and focus detection result of the selection area is within a predetermined range before Symbol focusing means focus detection result of said selection area An automatic focus adjustment device characterized in that the focus adjustment of the photographing lens is performed based on the above. The automatic focusing apparatus according to claim 1 or 2,
The determination means determines whether or not the same subject is continuously captured based on a focus detection result of the selected area. In the automatic focus adjustment apparatus as described in any one of Claims 1-3,
The substitute area setting means sets, as the substitute area, a focus detection area determined to continue capturing the same subject as the previous subject in the selected area from among the focus detection areas other than the selected area. Automatic focusing device characterized by. In the automatic focus adjustment apparatus as described in any one of Claims 1-3,
The substitute area setting means obtains a focus detection result similar to the previous focus detection result of the selected area from among the focus detection areas other than the selected area based on the focus detection results of the plurality of focus detection areas. An automatic focus adjustment device, wherein a focus detection area is set as the substitute area.