Four characteristics of the laser

By |2020-03-25T15:27:54+08:00March 25th, 2020|Blog|

Four characteristics of the laser Laser is another major invention of human beings after nuclear energy, computers and semiconductors since the 20th century. It is called "the fastest knife", "the most accurate ruler" and "the brightest light".Lasers are widely used, laser cutting, laser marking, laser engraving, laser beauty and more.So, what are the characteristics