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怎样判断光纤是否弯折了
更新时间: 2020-11-03 00:00:00  

WIFI突然断掉,反复重启,仍觉得网速卡慢,可能就是光纤弯折了。可以用光功率计测试,测试输入端光功率,然后再测试经过这根光纤收光功率,以此来判断。

光在光纤中传播主要是依据全反射原理。光线垂直光线端面射入,并与光纤轴心线重合时,光线沿轴心线向前传播。你弯曲度过大,就会造成部分光无法正常通过,也就导致光功率下降,导致收到的质量变差,速度就慢了。

关键词: 怎样 判断 光纤 是否

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