this article has brought about the conclusion that geometrical optics is the limit of wave optics when the wave length is nearly to zero.
本文由光的干涉、衍射中几个现象的分析,引出几何光学是波动光学当波长趋于零时的极限这一结论。
as its typical application, the exact result of fresnel circular diffraction is obtained. the result agrees with the qualitative analysis in wave optics and the experiment pattern of the diffraction.
starting from the curvature of 3- dimensional riemannian manifold, a new complex space which can contain the information of both geometrical optics and wave optics is built.
从三维黎曼流形的曲率出发,构造了一个复空间。它的流线能兼容几何光学与波动光学的信息。
topics covered in wave optics include: basic electrodynamics, polarization, interference, wave-guiding, fresnel and fraunhofer diffraction, image formation, resolution, space-bandwidth product.
the ray optics and wave optics methods for slab waveguides are also explained while the marcatili's method and the effective index method are introduced for channel waveguides.
研究了平面平板波导的射线理论分析法和电磁场分析法,条形波导的马卡梯里法和等效折射率法。
the formula of interference law of orthogonal biprism by the principle of wave optics is also studied.