根据激光测距机原理和影响测距能力的各种因素以及生产验收的实践，对三种检验激光测距机测距能力的方法进行了分析。

• The paper analyses the three checking methods about the range - finding capability ofthe laser range - finder, which is based on the mechanism, the factors that effect the range finding capability, and the experience got from the research and the acceptance test.