focal plane shift

例句：

1. 1. The camera's focal plane isresponsible for capturing the image.
   相机的焦点平面负责捕捉图像。
2. 2. The scientist used amicroscope to observe the focal plane of thesample.
   科学家使用显微镜观察样本的焦点平面。
3. 3. During the experiment, the researchers observedthe focal plane shift due to temperature changes.
   实验期间，研究人员观察到由于温度变化导致的焦点平面偏移。