随着光束间距的增大,干涉条纹间距减小,条纹数目增多,条纹可见度减小;
With increasing beam separation, the number of interference fringes increases and the fringe separation and visibility decrease.
本文给出了迈克尔逊实验中干涉条纹的间距公式,讨论了干涉条纹间距的变化规律以及激光波长的不确定度评定的方法。
The formula of fringe interval is given and its varying law as well as the method of evaluating the uncertainty of laser length in Michelson interference experiment is discussed.
为了在较宽波长范围内准确快速测量激光波长,在虚拟仪器环境下,通过测量光学劈尖上的干涉条纹间距的方法实现了激光波长测量。
A laser wavelength measurement system in the LabVIEW environment by measuring the distance of the interference fringes on the optical wedge is introduced in this paper.
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