本文论述了全国态蓝色激光器的发展历史和目前所达到的水平，主要有直接发射的激光二极管，红外激光二极管直接倍频、波导激光器以及利用各种非线性光学效应实现的激光二极管泵浦等各种蓝色固体激光技术。 This paper discusses the history of the development of blue laser in the whole country and the level reached at present. There are mainly direct laser diode, infrared laser diode direct multiplier, waveguide laser and laser diode pump using various nonlinear optical effects Various blue solid laser technology.