optical transducer

例句：

1. 1.The optical sensor is used to detect thepresence of light in a dark room.
   光学传感器用于检测黑暗房间中的光线存在。
2. 2. Theoptoelectronic transducerconverts electrical signals into optical signals forfurther processing.
   光电转换器将电信号转换为光信号，以便进一步处理。
3. 3. The optoelectronic transducer isessential for many applications in modern electronics.
   光电转换器在现代电子学中有许多应用是不可或缺的。