catadioptric telescope

例句：

1. 1. The catadioptric lens is used in photography to focus light onto a film or plate.
   复焦距透镜在摄影中用于将光线聚焦到胶片或板上。
2. 2. The scientist used the catadioptric lens to observe the movement of molecules in the air.
   科学家使用复焦距透镜来观察空气中分子的运动。
3. 3. The catadioptric lens was designed to reduce distortion and improve image quality.
   复焦距透镜被设计用来减少畸变并提高图像质量。