说明傅里叶频谱面的滤波处理及编码光栅的衍射效率对图象输出信噪比的影响。
This is mainly influenced by the filtering process in Fourier plane and the low diffraction efficiency of the encoding grating.
认为光纤象面全息图可以获得较高衍射效率和分辨率，并对此进行了实验验证。
It is verified experimentally that higher diffraction efficiency and resolution can be obtained by optical fiber image plane hologram.
通过对添加不同的树脂改性热塑性淀粉进行X射线衍射XRD图象分析；
The different resins filling with thermoplastic starch were analyzed by X-ray diffraction and XRD.
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