Benefit from the particular structure of the double - clad fibers ( dcf ) and the excellent performance of yb3 + , double - clad fiber lasers ( dcfls ) are being developed rapidly these years . firstly , the pump light coupling technology is introduced in this paper , and the developing situation is summarized , furthermore , the output performance of multi - point pump dcfls is researched deeply 本文首先论述了双包层光纤激光器的发展现状以及泵浦耦合技术,接下来从泵浦方式的角度深入研究了采用空间多点泵浦方式的光纤激光器的输出特性,为下一步将要展开的实验研究工作进行理论及技术方案上的准备。
