In the case of reflection, this symmetry depends on whether a quarter wavelength fits an even or an odd number of times in the layer thickness.
In the case of reflection, this symmetry depends on whether a quarter wavelength fits an even or an odd number of times in the layer thickness.
而在反射的情况下，这一对称性由薄膜厚度为1/4波长的奇数或偶数倍决定。