LRR：激光反射镜

激光反射镜（Laser RetroReflector）通常缩写为LRR，这一缩写形式便于书写和使用，尤其在物理等学术科研领域广泛采用。它是由一组特殊棱镜或反射面构成的装置，能够将入射的激光束沿原路精确反射回去，常用于测距、卫星定位及空间实验等高精度测量场景。

Specification Description of Satellite - borne Laser Retroreflector Array
星载激光后向反射镜阵列的技术参数
Technique of Trigger Signal Source with Laser Screen and Retroreflector
激光光幕原向反射触发信号源技术
Research on Laser Screen Technology with Retroreflector for Velocity Measurement
原向反射式激光光幕测速技术研究
Trigger Signal Source composed of semiconductor laser, fan-shaped screens and retroreflector, can provide slit high-speed photography and digital high-speed camera with startup signal and can be in pairs utilized to measure the velocity of moving bodies.
触发信号源采用半导体激光器，扇形光幕和原向反射器构成，可为高速摄影系统提供启动信号，成对使用可进行运动物体速度的测量。
The data acquisition system of the laser interferometer is set up, and the measuring software based on VC is programmed to measure the relative displacement of the target retroreflector. Furthermore, a synchronous data acquisition system of three laser interferometers is realized.
建立激光干涉仪数据采集系统，用VC编写了测量软件，能够测量目标镜的相对位移，并实现三路激光跟踪仪的同步数据采集。

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