Birefringence measurements using overlapping of interference fringes;
晶体双折射测量的干涉条纹重迭法
A derivative method combined with Fourier least square fitting was designed to process noised overlapped peaks.
提出了一种含噪音重迭信号的综合处理方法 :先用傅里叶最小二乘法拟合噪音数据 ,然后对拟合后的信号求 2 。