基于光纤白光干涉测量技术的折射率测量仪
Optical Technique(2016)
Abstract
设计了基于光纤白光干涉测量技术的折射率测量仪,用来测量尺寸较小、形状简单的透光材料折射率.与传统折射率检测方法相比较,光纤折射率测量仪具有设备尺寸小、测量精度高、操作简易、便于携带等优点.实验测得某种石英玻璃的折射率值为1.464,与标准值偏差为0.02,误差为1.4%;测得某种普通玻璃的折射率为1.502,与标准值偏差为0.002,误差为0.1%;测得K9玻璃的折射率为1.507,与标准值偏差为0.009,误差为0.6%.
MoreKey words
optical fiber white-light interferometry technology,EFPI,refractive index
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