focus servo meaning in English
聚焦伺服
Examples
- In dvd focus servo system , the warp of the disc induces periodic disturbance whose frequency is same as the rotation frequency of the disc
摘要在dvd聚焦伺服系统中，光盘翘曲会导致产生与光盘转动频率相同的周期性扰动。 - The output of this correction signal can be used to drive a simple auto - focus servo . a typical example of such a servo is illustrated below
修正信号的输出可以用于驱动一个简单的自动聚焦伺服器。下图为一个自动聚焦伺服器的示意图。