Tinger FDTD 是一款基于 FDTD 算法的二维全矢量电磁场数值模拟软件，可应用于光电、微波、电磁等器件及一般光学器件的仿真、设计优化和教学，也可用于光子晶体和特异材料等现代光子学的研究。利用该软件的数值模拟功能，弥补了无法进行实验验证的缺陷。该软件具有广泛的平台通用性，可以在 Windows、linux、嵌入式 Linux 等平台中运行。并具有友好的图形化界面，为软件使用者提供方便。Tinger FDTD完美支持简体中文和英文，并可以动态切换语言。 -Tinger FDTD algorithm is a two-dimensional FDTD-based full vector electromagnetic field simulation software, can be applied to optical, microwave, and electromagnetic devices and general optical device simulation, design optimization and teaching can also be used for specific materials such as photonic crystal and modern Photonics Research. Numerical simulation using the software functions, make up the defects can not be verified by experiment. The software platform with a wide range of versatile, can be Windows, linux, running embedded Linux and other platforms. And has a friendly graphical interface, easy for software users. Tinger FDTD perfect support for Simplified Chinese and English, and can dynamically switch the language.