The Spatial -Band width product of 2-D Fourier transformoptics system has been discussed dinal in this paper.
用付立叶光学原理，从理论与实践讨论了二维付立叶交换光学系统的空间带宽积的物理意义。
2
Information processing of optics is really carried out on the optical information process system, the most basic key part is Fourier transform lens.
光学信息处理实现是在光学信息处理系统上进行的，系统的最基本最关键的部件就是傅里叶变换透镜。
3
In a high-intensity optics field, using rotating waves approximation (RWA) and the special transform, the problem of two-level atoms transition attributes to the Hill equation.