由于傅里叶变换成像光谱仪探测器中坏像元的存在，使得复原光谱产生失真。
Because of the existence of bad pixels in the detector of Fourier transform imaging spectrometer (IFTS), distortion in the recovering spectra was emerged.
本文用多次迭代解线性方程组的方法处理分立采样得到的光谱辐射测量数据，实现了光源光谱功率分布的复原。
In this paper, the discrete samples of the spectre-radiometer were processed by iteration method, and the restoration of spectral distribution was completed.
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