High Precision Laser Distance Measuring Module - Infrared Ranging Optical-Electronics Sensor, Digital Output by LianCity

Overview

This Laser Distance Measuring Module is an optical-electronics sensor from LianCity designed for infrared ranging and position sensing applications. It provides a digital sensor output and follows optical sensor theory. Origin: Mainland China. Material: Mixture. Customization is available.

Key Features

• Infrared laser distance measuring module for position sensing
• Optical sensor theory with digital sensor output
• Optical-electronics sensor type
• Brand: LianCity; Origin: Mainland China
• Customization supported
• High-concerned chemical: None

Specifications

Manuals

Configuration, connection details, and minimal working code are available on GitHub: https://github.com/Andres-ros/laser-m01-esp32

Details

High Precision Laser Distance Measuring Module with Industrial Control and Secondary Development Features

Laser distance module with ±2mm accuracy, 0.05–40/60m range, and 0.1–3s measurement time. Operates at 1–20Hz with coaxial transmission, supports m/in/ft units. Uses a 635nm <1mW laser (Level I safety). IP54 rated, works in 0–40°C. Measures 42×17×7mm, weighs 3.3g. Supports MODBUS_RTU, CUSTOM_HEX, ASCII protocols. Features compact black housing with green PCB for reliable sensing in demanding environments. Ideal for integration into industrial, automation, and measurement systems requiring precision and durability in a miniature design.

High precision laser distance measuring module for construction, security, industrial automation, and smart machines. Contact service for specific applications.

Laser distance module dimensions shown in top and left views with precise tolerances. (16 words)

High precision laser distance module with welded pins; GND, TXD, RXD, MIN labeled; schematic included.

650nm laser, ±2mm accuracy, 0.2–60m range, UART interface, compact, low power. Ideal for drones, robots, and handheld devices.

High precision laser distance measuring module with FPC and stamp hole pin definitions. Includes communication protocol, power requirements, and directive structure for data transmission.

Laser distance module communication protocol with control functions, command structures, and data formats for status, hardware version, and measurement readings.

Laser distance module data structure table with high precision

High precision laser distance measuring module supports reading hardware/software versions, serial number, input voltage, temperature, and measurement results via specific command protocols with checksum verification.

Laser distance module offers address setting, offset calibration, laser control, and angle measurement via serial commands with byte-level structure and checksum verification.

High precision laser distance measuring module supports normal, quick, and continuous measurement modes. Data is transmitted via BCD codes with signal quality indication. Commands include start measurement and automatic continuous mode with checksum verification.

Laser distance module offers continuous measurement, adjustable baud rate, and error reporting. Performance depends on reflectance, target shape, and angle, influencing accuracy, response speed, and ranging capability.

Laser angle perpendicular to reflective surface ensures optimal distance measurement accuracy and speed. Extreme angles may reduce performance; black smooth plane angle should not be less than 60° under special conditions.

Laser distance module ensures high precision with optimal performance in stable conditions. Accuracy influenced by humidity, surface finish, and reflectivity. Use tripod; avoid extreme environments. Includes safety notes, warranty, and fast response details.