Last Updated：2025/11/21

(electronics) An electronic component whose resistance is inversely proportional to the intensity of incident light.

音声機能が動作しない場合はこちらをご確認ください

See correct answer

photoresistor

Source Word

photoresistor

(electronics) An electronic component whose resistance is inversely proportional to the intensity of incident light.

Japanese Meaning

光の強さに逆比例して抵抗値が変化する電子部品で、主に光を検出する用途に用いられる「光抵抗器」や「フォトレジスタ」と呼ばれる部品です。

I soldered a photoresistor to the circuit board so the lamp would turn on automatically when the room darkened.

基板に光抵抗器をはんだ付けして、部屋が暗くなるとランプが自動で点くようにした。

Sense（1）

(electronics) An electronic component whose resistance is inversely proportional to the intensity of incident light.

photoresistors

（ plural ）