First of all, this paper study fabricating method, coupling model, structures and performance of all kinds of optical coupler, and find the common and difference between SOF couplers and POF couplers.

• 首先，全面系统深入地研究了各种光耦合器的制作方法、耦合机理、结构和特性，比较分析了石英光耦合器与塑料光耦合器的联系和区别。