| 摘要 |
A control device for an image input apparatus which is equipped with an optical system having a magnification varying lens, includes a monitor for displaying input images, an input device which enables an arbitrary position on a display screen of the monitor to be designated, a calculation device for calculating the distance between a predetermined position on the display screen and the arbitrary position on the basis of zooming information of the optical system, and a controller for controlling the image input apparatus in accordance with the calculation results obtained by the calculation device.
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