它采用视频信号控制带有电子快门的C C D摄象机的积分时间以及平面电机自动光圈，实现宽范围全自动调光。
The full automatic light adjustment within a wide range is carried out by the integration time of CCD camera with an electron shutter and planar motor automatic iris controlled by video signal.
是的，你可以控制任何距离特定主题的范围从重点，只是控制光圈通常不会把一个梦幻般的柔软背景的水晶般锋利的背景成。
Yes, you can control the range of focus from any given subject distance, but just controlling the f-stop won't usually turn a crystal-sharp background into a dreamy-soft background.
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