vertical dynamic focus

例句：

1. 1.The camera's vertical dynamic focus isincredibly fast.
   相机的垂直动态聚焦速度非常快。
2. 2. In photography, the vertical dynamicfocus is crucial for achieving sharp images.
   在摄影中，垂直动态聚焦对于获得清晰图像至关重要。
3. 3. The engineer used a speciallens to achieve a vertical dynamic focus effect.
   工程师使用一种特殊的镜头来实现垂直动态聚焦效果。