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Laser Ranging Module: The Core of Precision Measurement Empowering Multiple Industries
In the precision measurement field, laser ranging modules have become a key bridge connecting the physical world and digital data, thanks to their advantages of non-contact measurement, millimeter-level precision, and fast response. From automated production lines in industrial workshops to drone inspections at an altitude of 10,000 meters, from military alert in border control to smart devices in home scenarios, this module integrating optics, electronics and other technologies is quietly reshaping the measurement logic of various industries.
Industrial automation is the core application area of laser ranging modules. In smart manufacturing scenarios, the high-precision feature of the module enables precise control of the production process. For example, during robotic arm grabbing operations, the NTLR-XE-ER5 industrial laser ranging module realizes embedded installation with its compact size (32.8*23*13.5mm), and feeds back the workpiece position deviation in real time to ensure grabbing precision. Its millimeter-level precision ensures stable product quality. In the logistics and warehousing field, the module is used for conveyor belt material positioning and vending machine grabbing calibration, and the refresh rate of over 100Hz meets the needs of high-speed assembly line operations.
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Wavelength | 650nm±20nm |
Measuring Range | 100m (based on the front end face) |
Accuracy (at room temperature) | ±3mm±100-6×D (D is the measuring distance in mm; tested with Kodak whiteboard, illuminance <500lux) |
Communication Interface | Serial Communication Protocol |
Baud Rate | 9600bps |
Supply Voltage (DC, V) | 3.3V ± 0.05V DC (ripple <20mV required) |
Power Consumption(W) | <70mA (laser on, standby state); Peak current for distance measurement: <200mA (@3.3V) |
Laser Emission Power（W） | 0.45mW ~ 0.95mW; Complies with Class 2 laser safety standards |
Dimensions(mm) | 32.8（L）*23（W）*13.5（H）mm |
Measurement Time | Typical value: 0.5s (tested on a white wall at 3 meters, illuminance < 500lux), Maximum value: 3.5s |
Temperature Drift (compared with its own normal temperature data) | Place a target at 10m, measure the distance as D1 when the module ambient temperature is 25℃, and measure the distance of the same target as D2 when the module ambient temperature is any value between 0~40℃;|D2-D1|≤5mm） |
During power inspection, drones equipped with modules collect no less than 200,000 point cloud data per second, efficiently identifying the safe distance between tree obstacles and transmission lines, and the efficiency is more than 3 times higher than that of manual work. The aerospace field has more stringent requirements for precision. Millimeter-level ranging precision is required during spacecraft docking, and pulse laser ranging technology has become a core means to ensure docking safety.
The military and security fields demonstrate the strong performance of laser ranging modules. In military applications, pulse laser rangefinders are combined with weapon systems to form fire control systems, which greatly improve the first-shot hit rate and are known as "power multipliers for conventional weapons". The military-grade NTLRB12000L module achieves ultra-long-distance measurement of 12km, and is used for border patrol and target positioning with the 0.3mrad narrow beam feature. In security scenarios, the module realizes perimeter intrusion detection through distance monitoring, and the narrow beam design effectively reduces false alarms caused by light interference and improves the reliability of the monitoring system.
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NTLRB12000L | |
Wavelength | 1535nm±5nm |
Blind Zone | ≤100m |
Range | Under the conditions of clear view (visibility ≥20 km) and humidity ≤80%. |
Accuracy(m) | ±1.5m |
Accuracy Rate | ≥98% |
Continuous Ranging Frequency（Hz） | 1~10 Hz (adjustable) |
Distance Resolution | ≤30m |
Beam Divergence | ≤0.3mrad |
Operating Temp. | -40~+60℃ |
Storage Temp. | -55~+70℃ |
Vibration | Adaptable to the vibration environment of combined wheeled vehicles |
Shock | |
Communication Interface | RS422 |
Baud Rate | 115200 bps |
Supply Voltage (DC, V) | DC 5V~28V |
Power Consumption(W) | Standby: ≤150 mW, Avg: ≤6W, Peak: ≤14 W |
Dimensions(mm) | ≤100mm×60mm×70mm |
Weight（g） | ≤240g |
Electrical Interface | A1002WR-S-10P |
Function | a) Single ranging and continuous ranging |
From industrial production to military security, from low-altitude operations to aerospace engineering, laser ranging modules have become an important support for the digital transformation of various industries with their flexible adaptability and stable performance. With the continuous iteration of core technologies such as phase method and pulse method, and the breakthroughs in module miniaturization and cost reduction, its application boundaries will continue to expand in the future, releasing the value of precision measurement in more segmented scenarios.
Whether you need a standard product or a customized solution, Ntron is your trusted partner.
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