产品名称：袖珍经纬仪 DQL-2A
Product Name: Pocket Transit DQL-2A
产品概述 | Overview
DQL-2A 袖珍经纬仪是一款基于磁针指向原理设计的便携式方位测量工具，通过刻度盘与磁针的协同作用，帮助用户快速识别目标方向或测量物体间的水平角度。其紧凑的外形与直观的操作方式，适用于户外勘察、地形测绘、基础工程定位及教学演示等场景，为使用者提供可靠的方位参考依据。
The DQL-2A Pocket Transit is a compact directional measurement tool utilizing magnetic needle guidance principles. By integrating a calibrated dial with a precision magnetic needle, it enables rapid identification of target bearings and measurement of horizontal angles between objects. With its portable design and user-friendly operation, this device serves as a practical solution for outdoor surveys, topographic mapping, basic engineering alignment, and educational demonstrations, delivering dependable directional references across diverse scenarios.
核心特点 | Key Features
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轻量化结构设计：整机重量低于300克，机身采用高强度轻质材质打造，可轻松收纳于随身工具包或口袋，满足野外作业的移动性需求。
Lightweight Structure: Weighing under 300 grams and constructed with high-strength lightweight materials, the device is easily portable in toolkits or pockets, ideal for mobile operations in field environments.
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磁针定向系统：内置灵敏度可调磁针，配合360°全角度刻度盘，可快速捕捉地磁场方向，读数分辨率达1°，支持单人或双人协作测量。
Magnetic Orientation System: Equipped with an adjustable-sensitivity magnetic needle and a full 360° graduated dial, the system swiftly aligns with Earth s magnetic field, providing 1° resolution for both individual and two-person measurement operations.
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多功能刻度显示：主刻度盘采用双色蚀刻工艺，黑色基底搭配白色刻度线确保昼夜可视性，外圈方位角刻度与内圈象限角刻度双重标定，适配不同测量习惯。
Dual-Scale Display: Featuring a two-tone etched dial with high-contrast white markings on a black background for day/night visibility. The outer azimuth scale and inner quadrant angle scale accommodate varied measurement preferences.
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环境适应性：配备阻尼液稳定系统和防偏移卡锁装置，有效降低手持震动或瞬时冲击对读数精度的影响，可在-20℃至50℃温度范围内保持性能稳定。
Environmental Resilience: Incorporates a damping fluid stabilization system and anti-drift locking mechanism to minimize vibration and shock interference, maintaining measurement accuracy within a temperature range of -20℃ to 50℃.
应用场景 | Applications
• 户外探险导航辅助
• 基础工程现场放线定位
• 地理信息采集教学实践
• 农林地块边界简易勘测
• 传统测绘方法对比验证
Applicable Scenarios:
• Wilderness navigation support
• Preliminary construction site layout
• Geographic data collection training
• Agricultural land boundary assessment
• Traditional surveying method verification
操作说明 | Operation
通过旋转透明盖板对齐目标物，待磁针静止后读取指向刻度值。外圈刻度直接显示磁方位角（0°-360°），内圈刻度支持象限角快速换算，配合内置水准泡可同步校准设备水平状态。
Align the target through the rotating transparent cover, then read the stationary needle s position on the dial. The outer scale displays magnetic azimuth (0°-360°), while the inner scale facilitates quadrant angle conversion. A built-in spirit level allows simultaneous horizontal calibration.
产品价值 | Value Proposition
DQL-2A 以经典磁力指向原理为基础，通过机械结构优化实现测量效率与便携性的平衡，为需要快速获取方向信息的场景提供免电力、易维护的解决方案，尤其适合作为电子设备的辅助校验工具或偏远地区作业的备用方案。
The DQL-2A combines proven magnetic orientation technology with optimized mechanical design to balance measurement efficiency and portability. This battery-free, low-maintenance solution delivers instant directional data, serving as an effective backup for electronic equipment validation or remote area operations.
