Li Bo, Wang Shu-Rong, Huang Yu, Wang Jun-Bo
Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China.
Guang Pu Xue Yu Guang Pu Fen Xi. 2013 Aug;33(8):2277-9.
According to the principles of Hadamard transform spectrometer and the slit diffraction characteristics, the influence of spectrometer entrance slit diffraction of Hadamard transform spectrometer on the measurement result was analyzed, for the diffraction case, the Hadamard transform spectrometer instrument structure matrix was studied, and the Hadamard transform spectrometer encoding/decoding method was established. The analysis of incident spectral verified the correctness of the coding/ decoding. This method is very important for the high precision measurement of Hadamard transform spectrometer.
根据哈达玛变换光谱仪的原理和狭缝衍射特性，分析了哈达玛变换光谱仪的光谱仪入射狭缝衍射对测量结果的影响，针对衍射情况，研究了哈达玛变换光谱仪的仪器结构矩阵，并建立了哈达玛变换光谱仪的编码/解码方法。对入射光谱的分析验证了编码/解码的正确性。该方法对哈达玛变换光谱仪的高精度测量具有重要意义。
