Your Professional Long Laser Distance Sensor Supplier
Xian Baochen Information Technology Co., Ltd. is located in high-tech Zone, Xi 'an, Shaanxi Province, China, is a focus on sensors, transmitters, inverters, power semiconductor devices and supporting instruments R & D, manufacturing, sales and service enterprises. The company invests in research and development team, cooperates with excellent universities, integrates industry resources, and provides the best quality solutions for domestic and foreign users. Enterprise mission: to meet user needs and create value for customers.
Why choose us
Sales Market
We Products are exported to Europe, America, Southeast Asia, West Asia, Central Asia and other countries around the world. Our products are well received in these markets.
Our Service
Able to quickly respond to customer needs, to provide personalized customization, timely delivery, professional technical support and perfect after-sales service.
Strict Quality Control System
Able to efficiently produce large quantities of products, advanced production processes and stable supply chains, the implementation of strict quality control system. Constantly introduce new technologies and new materials to improve product performance and production efficiency.
Wide Range of Applications
Through the EU CE, RoHs testing, products are widely used in petrochemical, water conservancy and hydrology, machinery and equipment, automobile manufacturing, industrial process control, weighing measurement, people's livelihood applications and other fields.
Long Laser Distance Sensor
long-range laser distance sensors operate based on direct Time of Flight (dToF) technology. This method measures the time it takes for a laser pulse to travel to the target and reflect back to the receiver. By calculating this time difference and applying the known speed of light, the system can accurately determine the distance to the object.Because the speed of light is extremely fast, achieving high measurement accuracy requires an exceptionally responsive timing circuit capable of detecting time intervals in the nanosecond range. This high-speed response enables fine resolution in time-of-flight measurement, which directly enhances the distance resolution.
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Long Range Laser Distance Sensor Theory |
Laser Sensing |
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Outpu |
NPN/PNP+Analog NPN/PNP+RS485; |
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Place of Origin |
China |
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Sensing Type |
Diffuse Reflective |
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Protect Level |
IP65 |
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Laser Class |
Class 2 |
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Current Consumption |
<30mA(Analog Current Output), <60mA(Analog Current Voltage) |
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Features |
Positioning, measuring thickness, distance, etc. |
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Sensing Distance |
1m～50m |
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Material |
Aluminum Alloy |
Advantages of Long Laser Distance Sensor
Long-Distance Measurement Capabilities
High-end models (such as the DL100Hi) support 300-meter measurement. The Vision Intelligent HLM205L-CD series offers optional ranges of 20m, 50m, 100m, and 200m, making it suitable for multi-level racking or large-scale engineering applications.
High Precision and High Resolution
Phase sensors offer micron-level resolution, while pulse sensors offer centimeter-level accuracy, meeting the needs of industrial automation, topographic mapping, and other applications.
Strong Anti-Interference Capability
The laser beam has excellent directionality and high monochromaticity, making it insensitive to ambient light interference. Vision Intelligent products operate stably in bright light environments up to 100kLux.
Non-Contact Measurement
No contact with the target object is required, preventing wear and interference. It is suitable for applications involving high temperatures, high pressures, or fluids, such as vehicle control in the steel industry.
Fast Dynamic Response
The output frame rate reaches up to 500Hz, and the dynamic response time is as short as 5ms, meeting high-speed motion positioning requirements, such as AGV navigation and obstacle avoidance.
Strong Environmental Adaptability
The operating temperature range covers -40°C to 75°C, and models with heaters can withstand extreme environments such as freezers.
Time-of-Flight (ToF) Sensors
These sensors calculate distance by measuring the time it takes for a laser pulse to travel to a target and return. This method is highly effective for long-range applications due to its simplicity and robustness.
Phase-Shift Sensors
These sensors measure the phase difference between the emitted and reflected modulated laser beam. While traditionally used for medium-range applications, advanced versions now support long-range measurements with exceptional accuracy.
Triangulation-Based Sensors
These sensors use a laser projector and a camera offset at a known angle to form a triangle with the target. Distance is calculated using trigonometric principles based on the position of the laser spot in the camera’s field of view.
Modulated Continuous Wave (MCW) Sensors
These sensors emit a continuously modulated laser beam and measure the beat frequency created by interference between emitted and reflected waves. This enables highly accurate long-distance measurements.
Geodetic & Surveying Laser Sensors
Specialized long-range laser systems integrated into total stations or LiDAR units, capable of measuring distances up to several kilometers with survey-grade accuracy. These are often combined with GPS and inertial navigation systems.
Applications of Long Laser Distance Sensor
Industrial Automation
Long-range laser sensors are integral to modern industrial automation systems, where precise object detection and positioning are critical. They monitor the movement and placement of materials on production lines, robotic arms, and conveyor systems with exceptional accuracy.
Construction & Civil Engineering
In construction and land development, laser distance sensors provide fast, accurate measurements for site planning, grading, and structural alignment. Used in total stations and laser scanners, they support topographic surveys, elevation checks, and building layout design.
Environmental Monitoring & Mapping
Environmental scientists rely on long-range laser sensors—particularly LiDAR (Light Detection and Ranging)—to study ecosystems and monitor environmental changes. These sensors measure forest canopy heights, vegetation density, water levels, and terrain elevation from airborne or ground-based platforms.
Automotive Safety Systems
The automotive industry leverages laser distance sensors in advanced driver-assistance systems (ADAS), including adaptive cruise control, automatic emergency braking, and lane-keeping assist.
Military & Defense
In defense operations, long-range laser distance sensors are essential for targeting, surveillance, and reconnaissance. Used in rangefinders, guided munitions, and surveillance drones, they provide precise distance data to improve weapon accuracy and situational awareness.
Consumer Electronics
Consumer devices increasingly integrate laser sensors to enable innovative user interfaces and smart functionalities. From smartphones with facial recognition and depth sensing to gaming consoles using motion tracking, these sensors enhance interactivity and convenience.
Do not use the sensor in an unstable state immediately after the power is turned on,it is recommended to test after 30 minutes of power on to achieve desired accuracy. Be sure to carry out wiring with the power off. If a wrong wiring occurs, it will cause a malfunction.
Please make sure that the power supply voltage is within the rated value before powering on.Please use rated load.
The RS485 signal line cannot be short-circuited with the power supply,otherwise it may cause product failure or damage the product.
When installing the sensor,do not subject the sensor to severe external forces(such as hammering,etc), as this may damage the sensor performance.
Do not bend the lead out of the cable with excessive force,and avoid applying pressure such as pulling.
Specification of Long Laser Distance Sensor
Operating Range
Long-range laser distance sensors typically offer measurement capabilities from a few meters up to several kilometers. The effective range is highly dependent on the target's reflectivity and environmental conditions.
Measurement Accuracy
Precision is a defining feature of high-end laser distance sensors, with most industrial-grade models offering accuracy between ±1 mm and ±10 mm under optimal conditions.
Angle Measurement & Inclination Detection
Many long-range laser sensors integrate digital inclinometers or tilt sensors to measure vertical angles, enabling slope distance correction and height calculations.
Environmental & Structural Design
Durability is crucial for field-deployed sensors exposed to harsh conditions. Most premium models are built with ruggedized housings and environmental protection.
Maintenance of Long Laser Distance Sensor
Lens Care
Keep the laser emitter and receiver lenses clean using a soft, lint-free cloth. Avoid abrasive materials or solvents that can scratch anti-reflective coatings.
Regular Inspection
Check for dust, moisture, or debris accumulation inside the housing, especially after prolonged outdoor use.
Alignment Verification
Use calibration targets or known baselines to verify beam alignment and pointing accuracy.
Software Updates
Install firmware updates from the manufacturer to benefit from performance improvements, bug fixes, and new features.
Battery & Power Management
Use recommended batteries or power supplies; low voltage can affect laser stability and measurement consistency.
Storage Conditions
Store sensors in a dry, temperature-controlled environment with desiccants to prevent internal condensation.
FAQ
As one of the leading long laser distance sensor manufacturers and suppliers in China, we warmly welcome you to wholesale cheap long laser distance sensor in stock here from our factory. All customized products are with high quality and competitive price.
long laser distance sensor