Pen Marking Machine
in maintenance with ultra-long service life up to more than 100,000
hours.No pollution,no noise,and no consumable materials.High
elector-optical conversion efficienc...
Guatemala Air Pen Marking Machine
Dec 13, 2018 1. In laser Air Pen Marking Machine,Marking frequency stands for the times of laser pulse per unit time is called the marking frequency.It is easy to understand.For example, When the value of marking frequency is high, the laser spot is dense , ...
