4 tips to let the lens of laser marking engraving machine use longer time
As we all know, the F-theta lens is an important component of laser marking engraving machine. To correctly maintain the lens could protect it to be used for a longer time and with better laser marking engraving effect. Now let’s look at some tips for how to correctly use and maintain the lens of laser engraving marking machine system. 1) The lens is very afraid of the dirty. For co2 laser marking engraving machines, it is easy to generate smoke when [...]