Overview
A 2D Laser Rangefinder LiDAR (Light Detection and Ranging) is an optoelectronic device designed for precise distance measurement and object detection in a two-dimensional plane. Unlike 3D LiDAR systems, it scans in a single plane, making it ideal for applications like robotics navigation, industrial automation, and AGV (Automated Guided Vehicle) systems. These devices operate by emitting laser pulses and measuring the time-of-flight (ToF) of reflected light to calculate distances. Their compact size, high reliability, and real-time data output make them indispensable in modern automation and smart manufacturing.
Structure and Working Principle
The core components of a 2D LiDAR include a laser diode, rotating mirror or fixed optics, photodetector, and signal processing unit. The laser emits short pulses, which reflect off objects and return to the sensor. The time delay between emission and detection is converted into distance data. Most industrial-grade 2D LiDARs use Class 1 or Class 2 lasers (eye-safe) with wavelengths typically at 905nm. Advanced models incorporate multiple echoes detection to handle challenging environments like dust or fog. The scanning mechanism varies from continuously rotating designs to solid-state configurations without moving parts.
Key Features
Modern 2D measurement LiDARs offer angular resolutions as fine as 0.1° and measurement frequencies up to 50Hz. Their measurement ranges vary from 0.1m to 30m, with high-end models reaching 100m. Environmental sealing (IP65 or higher) allows operation in harsh industrial conditions. Many models feature Ethernet, RS-232, or CAN bus interfaces for seamless integration with control systems. Some advanced units include onboard data processing for direct output of obstacle coordinates or pre-filtered measurement points, reducing the computational load on host systems.
Application Areas
In industrial automation, these LiDARs are crucial for collision avoidance in AGVs, pallet detection in warehouses, and positioning in assembly lines. Robotics applications include simultaneous localization and mapping (SLAM) for mobile robots and drones. The construction sector uses them for building layout verification and equipment positioning. Emerging applications include smart traffic systems for vehicle detection and perimeter security systems for intrusion monitoring. Their reliability in varying light conditions makes them superior to vision-based systems for many industrial applications.
Maintenance and Precautions
Regular maintenance should include lens cleaning with appropriate optical wipes and periodic verification of measurement accuracy using calibration targets. Avoid using compressed air for cleaning as it may drive dust into sensitive components. Electrical protection is critical - ensure proper grounding and use surge protectors in industrial environments. When installing multiple units, stagger their scanning planes or synchronization timing to prevent interference. For outdoor applications, consider models with heating elements to prevent condensation on optical surfaces.
B2B Procurement Guide
When sourcing 2D measurement LiDARs, clearly define your required measurement range, scanning angle (typically 180°-270°), and environmental conditions. Industrial buyers should prioritize models with robust construction and vibration resistance over consumer-grade alternatives. Evaluate the manufacturer's software support, including SDK availability and protocol documentation. Consider total cost of ownership - some premium models offer longer service intervals and better mean time between failures. For large-scale deployments, negotiate volume discounts and verify the supplier's ability to provide consistent product versions over your project timeline.
Related Manufacturers
- 主营：[]
- 主营：[]
- 主营：探测器、光通讯、机械臂、测距仪、机床管、光通信、望远镜、机器人、以太网、培养箱、物料搬、防撞监、显微镜、多媒体、摄像头、传感器、光谱仪、通讯器、破碎仪、光谱学、通讯模块、安防监控、物流搬运、铯气相机、港机系统、接头模块
- 主营：机械阀、热风枪、细分盒、二维激光雷达、减速箱、隔膜泵、光栅尺、搅拌器、减速机、多楔带、电磁阀、触摸屏、调压器、溢流阀、传感器、同步带、换向阀、扫描仪、样品瓶、打磨机、拧紧轴、调压阀、粘度计、冷却器、扶桑精、调节器
- 主营：绝对值编码器、增量式编码器、旋转编码器、倍加褔激光雷达、拉线编码器、传感器、接近开关、安全栅、联轴器、接插件
- 主营：闪光灯、摄影灯、扫地机、激光扫描测距仪、压线钳、游泳池、台式机、气泵体、球栅尺、自测盒、打线槽、缝纫机、液压钳、煎药壶、减速机、配电箱、脚踏船、修剪机、测量仪、锂电池、除草机、洗手间、上下床、冰激凌、车丝机、铁架子
- 主营：消防服、灭火水枪、振动通讯装置、传导通讯耳机、高压细水雾水枪、破拆工具、消防水泵
- 主营：NFC读卡器、超高频读卡器、电动发卡机、激光测距仪、车载小键盘、网络RFID读卡器、工业读写头、密码键盘、密码小键盘、读码器、读码头、手持机、刷卡机、数字小键盘、电子标识器、电子标识定位仪、激光避障传感器、激光避障雷达、电子标识探测仪、磁导航传感器、护照阅读器、光通讯模块、光数据传输器、触摸屏刷卡机、半导体专用读卡器
- 主营：安全地毯、安全地毯开关、安全地毯传感器、激光雷达、AGV激光雷达、避障激光雷达、折弯机激光保护装置、折弯机安全光幕、折弯机安全光栅、折弯机激光防压手保护装置、折弯机光幕、折弯机光栅、三维物料扫描
- 主营：安全地毯、折弯机防压手保护装置、折弯机光幕、激光雷达、安全垫、安全压力开关、安全光栅、折弯机光电保护装置、折弯机防夹手保护装置、折弯机安全防护装置、红外线传感器、红外线安全光幕、红外线安全光栅、安全地垫、区域传感器、安全触边、触边开关、折弯机光栅、红外线光电保护装置
- 主营：冲击夯、摄影灯、识别秤、激光扫描测距仪、模温机、混色机、缝纫机、液压钳、冰淇凌、椭圆仪、写真机、烤鸡炉、配电箱、感应门、分散机、测量仪、除雪机、锂电池、感应机、去色剂、车丝机、小挖机、漂移车、鲜肉柜、喷漆枪、白胶机
- 主营：滚珠丝杠、直线导轨、滑块、二维激光雷达、REXROTH、主轴、机床、梯形滚珠丝杠、SCHNEEBERGER、PMI、ROLLON、齿条
- 主营：机械设备、仪器设备、五金工具、工业除湿机、室内除湿机、干燥吸湿器、硕方线号机、小型挖掘机、智能马桶、橡皮艇、电动推土机、毛笔套装礼盒、车牌识别道闸、超声波流量计、三辊研磨机、金刚石水钻机、吸油烟机、夜视仪、超静音端子机、智能电磁流量计、重型大风炮、空调压缩机
- 主营：机械设备、仪器设备、五金工具、激光测距仪、工业品、注塑机专用变频器、切割机卧式、木工雕刻机、稳压器、电梯变频器、玉柴柴油发电机组、尘埃粒子计数器、雕刻机、木工数控开料机、经纬仪、液压弯管机、翻转倒料车、射钉抢、柴油发动机、跑步机、pH计酸度计、贴标机、小提琴、户外健身器材
- 主营：卸料阀、吸尘风机、离心风机、环保kw风机、锅炉引风机、星型卸料器、离心式风机、工业吸尘器