Laser Photoelectric Sensor, Background Suppression Sensor

High-quality background-suppressed sensors can detect objects regardless of their color. Low price laser photoelectric switch features NPN NO/NPN NC output, IP67 waterproof level, strong anti-interference ability, and long detection distance, ideal for assembly line detection and logistics sorting detection.

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Details

Tips: What is a laser photoelectric sensor?

The laser photoelectric sensor is a type of sensor that utilizes laser technology and photoelectric principles to detect the presence or absence of an object, as well as measure distances and positions. It consists of a laser emitter and a photodetector, forming a beam of light. When an object intersects or interrupts this beam, the sensor detects the change and triggers a response.

These sensors operate based on the principle of the photoelectric effect. The laser emitter emits a focused beam of light, and the photodetector, typically placed opposite the emitter, detects variations in the light received. There are two main types of Laser Photoelectric Sensors: through-beam and reflective.

In a through-beam configuration, the emitter and detector are positioned facing each other with a gap between them. When an object passes through this gap, it interrupts the beam, signaling detection. Reflective sensors, on the other hand, have both the emitter and detector in a single housing. The emitted light reflects off a surface, and the detector captures the reflected light. Object presence is detected when the reflected light deviates from the expected pattern.

These sensors find applications in industrial automation, robotics, conveyor systems, and other scenarios where precise object detection and positioning are essential. Their use of laser technology provides accuracy and reliability in various industrial processes.