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光線覓跡是光學設計程式的重點，雖然像差理論提供許多光學系統行為之理解，但正確的數據可以讓透鏡設計者對於其設計是否可以如預期的情況提供進一步之確定。(Light ray tracing is the focus of the optical design program, although many of the optical aberration theory provides the understanding of system behavior, but the correct data to allow the lens designer for its design, as expected, the situation can further the OK.)

说明：  《Visual C++程序员实用大全》，觉得这本书对学习Visual C++的人还是很有用的，需要用超星阅读器打开()

此代码是基于DCT的数字水印MATLAB编程，包括水印的置乱和反置乱，嵌入以及提取水印四个部分(This code is based on digital watermark DCT MATLAB programming, including the watermark scrambling scrambling and anti-, four-part watermark embedding and extraction)

基于googlebuffer协议包与zmq的c#版(C# version based on package and ZMQ googlebuffer agreement)

蒙特卡罗模拟光在复杂多层介质中的传播，反射，吸收等等，附对程序的详细pdf介绍。(Monte Carlo simulation of light propagation in complex multi-media, reflection, absorption, etc., with a detailed pdf program introduction.)

ADF4351频谱仪设计程序，有扫频模式，基于STM32平台(ADF4351 spectrum analyzer design procedures)

说明：  巴特沃斯、切比雪夫I和椭圆滤波器设计的源程序！非常难得！ 简洁的C语言编写(Butterworth, Chebyshev I and elliptic filter design of the source! Very rare! Concise C language)

particle filter motion tracking

心电监护仪行业“十二五”规划分析与投资前景预测研究报告(189021).pdf(ECG industry " 12th Five-Year Plan and investment prospects forecast research report (189 021). Pdf)

iOS中自定义pagecontrol的DEMO，很适用很好(DEMO iOS custom pagecontrol, it applies very well)