zemax源码： This DLL models a standard ZEMAX surface type, either plane, sphere, or conic The surface also demonstrates a user-defined apodization filter The filter is defined as part of the real ray trace, case 5 The filter can be used at th

一款VB编写的时实光线跟踪的实例.需要用VB工具打开.-prepared by the real-time ray tracing example. VB need tools to open.

声线绘制程序，要求在声线不碰海底、海面的情况下，根据所给的任意大洋声速剖面、声源深度和声线传播的水平距离，画出出射角从-10°到10°的20条声线在大洋声道传播的情况-Acoustic line drawing program, not touch the seabed under the conditions of the sea, according to any oceanic sound velocity profile, the sound source depth harmonies

In Medical digital images, produced by various imaging devices like x-ray, CT, magnetic resonance imaging (MRI), ultrasound, etc., use for diagnosis of diseases. Ultrasonic imaging is a widely used medical imaging procedure because it is econ

介绍matlab环境下的瑞利及莱斯衰落，包括模型构建、参数设置等、结果仿真等。-Ray and ric model for LTE