LDJ 100m 20Hz Optical Distance Sensor
Advanced Optical Distance Measurement
The LDJ 100m 20Hz Optical Distance Sensor is a cutting-edge measurement device designed for high-precision distance detection. Utilizing Class I laser technology with a 620-690nm visible red laser, this sensor ensures safe, accurate, and reliable performance across various industries. With a maximum measurement range of 100 meters and an impressive accuracy of 1-3mm, it provides exceptional stability in applications requiring precise distance monitoring.

Technical Specifications:
Range Distance | 0.03-100 meters |
Frequency | 20Hz |
Resolution | ±3mm |
Measuring Time | 0.05~4s |
Laser Type | 620nm~690nm, <1mW Red laser |
Laser Class | Class II |
Operating Temperature | 0~40℃ (32~104℉) |
Storage Temperature | -25~60 ℃ (-13~140 ℉) |
Power Consumption | <120mA@3.3V |
Size | 64*40*18mm |
Weight | 14g |
Data Interface | UART/RS232/RS485/Bluetooth |
Dimension:
High-Speed and Real-Time Performance
Equipped with a high-frequency measurement capability of 20Hz, the LDJ Optical Distance Sensor delivers rapid and real-time distance readings. This makes it ideal for dynamic environments where fast-moving objects need to be tracked, such as in robotics, industrial automation, and logistics. The high-speed response ensures efficient operation in processes that demand instant feedback and control.
Versatile Material and Surface Compatibility
One of the key advantages of this optical laser distance sensor is its strong adaptability to various surfaces and environmental conditions. Whether measuring distances to metal, non-metal, walls, fabrics, or other materials, it maintains consistent accuracy. This makes it a versatile choice for industries ranging from warehouse management and manufacturing to structural monitoring and smart transportation systems. Its resistance to external factors like varying lighting conditions and environmental disturbances ensures stable performance in real-world industrial applications.
Seamless Integration and Multiple Communication Interfaces
Integration is seamless, thanks to its support for multiple communication interfaces, including RS232, RS485, TTL, Modbus, and CAN protocols. This broad compatibility allows the LDJ Optical Laser Distance Sensor to be easily incorporated into existing industrial control systems, embedded platforms, and automation networks. Engineers and developers can leverage its extensive documentation and demo code to enable custom development on platforms like Arduino, Raspberry Pi, and ESP32, making it a powerful tool for tailored measurement solutions.
Safe and Reliable Laser Technology
Safety is a priority in any industrial setting, and the LDJ Optical Distance Sensor complies with Class I laser safety standards, making it completely harmless to human eyes. This ensures that the sensor can be used in various operational environments without posing risks to personnel.
Why Choose Our LDJ 20Hz Optical Laser Distance Sensor?
With years of expertise in laser sensor technology, our LDJ Distance Sensor delivers exceptional performance in ranging and measurement tasks. Designed for easy integration with a wide range of automation systems, it is ideal for developers working on industrial applications, robotics, and precision measurement. Whether you’re monitoring distances, measuring in challenging environments, or requiring high-speed performance, our sensor is the perfect solution.
Ideal for a Wide Range of Applications
From precision manufacturing and robotic navigation to warehouse automation and smart infrastructure, the LDJ 100m 20Hz Optical Distance Sensor is a highly reliable and efficient solution for applications requiring fast, accurate, and safe optical measurement. Its combination of long-range detection, high-speed measurement, strong material adaptability, and easy integration makes it an indispensable tool for industries seeking advanced distance sensing technology.
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