本文通过构建包括泵浦光源、准直聚焦系统、增益芯片、耦合输出镜、倍频晶体和标准具等在内的积木式实验器件，建立了基于外腔面发射激光器的激光原理与技术的综合实验，实现了激光基本原理、频率变化技术、波长调谐技术等实验内容.本实验综合了激光技术的相关原理，将先进的科研理论知识与实验实践相结合，并提供了多种设计性实验内容，提升学生学习自主性，达到推进实验教学工作的目的.

Through building block experimental devices including pump light source,collimating and focusing system,gain chip,coupled output mirror,frequency doubling crystal and etalon,a comprehensive experiment of laser based on external cavity surface emitting laser are established.The basic principle of laser,frequency change technology,wavelength tuning technology and other experimental contents have been completed.For this experiment,the related contents of laser technology are synthesized,advanced scientific research theory knowledge with experimental practice is combined,and a variety of designed experimental contents is provided to give students autonomy in learning so as to achieve the purpose of promoting experimental teaching.