| 1. | With the development of mode - locked laser , the pulse ’ s width becomes narrower and narrower , and exhibits more and more applications in many fields . obviously , these developments and applications demand improvements of measurement of pulse 随着激光锁模技术的不断发展,激光脉冲的宽度越来越窄,从而得到了越来越广泛的应用,这就要求脉冲测量手段不断提高。 |