optical sensor
[ˈɒptɪkəl ˈsɛnsər]
nounpl: optical sensors
sensor óptico
1. An electronic device that detects light or other electromagnetic radiation in the optical spectrum and converts it into an electrical signal
The optical sensor in the camera detects the amount of light entering the lens.
O sensor óptico da câmera detecta a quantidade de luz que entra pela lente.
2. A device used in various applications to measure light intensity, detect motion, or determine distance using light-based technology
Modern smartphones use optical sensors for autofocus and proximity detection.
Os smartphones modernos usam sensores ópticos para autofoco e detecção de proximidade.
3. An instrument employed in industrial automation and robotics to perceive visual information or light conditions
The assembly line robot uses an optical sensor to identify product defects.
O robô da linha de montagem usa um sensor óptico para identificar defeitos nos produtos.
Optical sensors are fundamental to modern technology in both Brazil and the USA, with widespread use in smartphones, cameras, automotive systems, and industrial applications. The term 'sensor óptico' is universally understood in Brazilian Portuguese technical communities and is increasingly common in consumer electronics discussions as technology adoption grows.
Related Idioms & Phrases
to have an eye for something
in the light of something
to sense something coming
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