【摘要】 分析WGD-8A型光谱分析仪器的工作原理。讨论其波长标定方法,在考虑入射狭缝宽度、衍射宽度等因素的情况下,结合瑞利判据推导出它的实际最小可分辨波长。利用WGD-8A型光栅光谱仪测量钠原子光谱,分析其所属线系。更多还原

【Abstract】 This paper analyzes the WGD-8A Grating spectrometer instrument principle of work,and discusses its wavelength calibration approach.In considering the width of the entrance slit,the width of the diffraction fringe case and other factors,combined with Rayleigh criterion is deduced its actual minimum can identify wavelength.Using WGD-8A type Grating spectrometer measurement sodium atomic spectrum,which line is analyzed they belong to.更多还原