This is the 6480th most frequent Japanese word.
センサー
"Sensor" - A device that detects and responds to physical stimuli.
Here, 'センサー' refers to the physical device integrated into the camera for sensing light or other elements in photography.
このカメラには高性能なセンサーが搭載されています。
This camera is equipped with a high-performance sensor.
In this sentence, 'センサー' is used as a device that detects temperature for monitoring purposes.
温度センサーが部屋の温度を測定しています。
The temperature sensor is measuring the room temperature.
Here, 'センサー' is the component in the phone responsible for detecting proximity to control the device's behavior during usage.