It is presented that a new method to realize zoom which using microprocessor instead of the CAM transmission system.
针对实现系统变焦的传统机械方法，提出了以微处理机技术取代凸轮传动从而实现系统变焦的方法。
It is presented that a new method to realize zoom which using microprocessor instead of the CAM transmission system.
针对实现系统变焦的传统机械方法，提出了以微处理机技术取代凸轮传动从而实现系统变焦的方法。
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