点矩阵式激光喷码

Dot matrix laser coding

激光能产生波长和相位相同的相干辐射,其光谱范围一般在紫外光至红外光的光谱内,能在很小的范闰内传递大量的能量。生产激光的方法基本上有几种,但在包装打印上应用的激光,一般会以密封式CO_2作为光源。

Here we examine new developments in dot matrix laser coding which are aimed at providing different functions for use in four specific areas of application.