提出一种通过测量F-P标准具透射峰移动个数与F-P标准具入射角度改变的对应关系,从而求得F-P标准具间距的高精度测量方法.当角度测量精度为30",光谱仪精度为2 GHz时,该方法测量F-P标准具间距的相对误差为4×10-4.
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