| 摘要 |
This invention relates to a TV lens apparatus having the angle of view maintaining function of maintaining the angle of view constant. In the present invention, in a state in which the lens has been operated by the angle of view maintaining function when the zoom lens is endowed with the function of regulating the movement range of the zoom lens to a predetermined range, even if the movement range of the zoom lens is regulated, the zoom lens is driven beyond the regulated range to thereby take matching between the angle of view maintaining function and the lens movement range regulating function.
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