What's wrong with the welding time of laser welding machine? This machine is from Wuhan. Thank you
First of all see if the lens loss, and the second is to change xenon lamp,
Cooling does not cause distortion of the crystals and weakening of the energy output.
In front of friends said the reason is possible, but there may be crystal end, or half of the lens fouling, need to be checked one by one.
