苏一光LP402/L激光电子经纬仪是一款专为复杂环境设计的工程测量设备，集激光测距、电子测角功能于一体，适用于建筑、工程勘测、矿山测绘及工业安装等场景。产品采用紧凑型结构设计，兼顾轻量化与耐用性，能够在多种作业场景中提供稳定的测量支持。

该设备搭载高精度激光测距模块，可实现毫米级测量精度，配合电子测角系统，确保水平角与垂直角数据的快速采集。激光发射器采用可见光设计，便于用户直观定位目标点，减少环境光线干扰。测量数据可通过高清液晶屏实时显示，支持角度单位切换、数据存储及重复调用功能，简化现场操作流程。为适应户外复杂环境，产品外壳采用密封防护结构，有效阻挡雨水、粉尘侵入，同时内部元件通过特殊加固处理，可承受一定程度的震动与冲击，延长设备使用寿命。

在安全性方面，设备电路系统采用低功耗设计，搭配防静电与过载保护机制，避免因电压波动或意外短路引发故障。操作界面布局简洁，功能按键采用防误触设计，配合背光显示功能，确保弱光环境下仍可清晰操作。内置大容量锂电池支持连续工作20小时以上，满足全天候作业需求。设备兼容多种三脚架接口，并配备激光对中器，帮助用户快速完成架设与校准。

LP402/L Laser Electronic Theodolite by Suzhou Yiguang is an engineering measurement instrument integrating laser ranging and electronic angle measurement functions, designed for construction, engineering survey, mining mapping, and industrial installation scenarios. With a compact and lightweight structure, it ensures reliable performance in diverse working environments.

Equipped with a high-precision laser ranging module, the device achieves millimeter-level measurement accuracy. Its electronic angle measurement system enables rapid acquisition of horizontal and vertical angles. The visible laser design enhances target positioning visibility while minimizing ambient light interference. Measurement data is displayed in real-time on an HD LCD screen, supporting angle unit conversion, data storage, and recall functions to streamline field operations. The sealed housing provides IP54 protection against water and dust ingress, while shock-resistant components extend service life in rugged conditions.

Safety features include low-power circuitry with anti-static and overload protection mechanisms to prevent voltage fluctuation risks. The ergonomic interface incorporates anti-misoperation keys and backlight display for clear operation in low-light environments. A high-capacity lithium battery enables over 20 hours of continuous operation. Compatible with standard tripods, the built-in laser plummet ensures fast setup and calibration.