How to choose lens?
With Same Lens , The Higher Power , The Deeper Engrave .
With Same Power, The Smaller Lens, The Deeper Engrave ，
Bigger Lens Engrave Bigger Area ，
Smaller Lens Engrave Deeper Depth,
if 20w laser choose 200mm*200mm lens , that means your focus distance is very tall ,power come to mark object is cery very weak , so not biggest lens area is best ,but choose suitable lens.
20w choose 70mm*70mm , 110mm*110mm,
30w choose 70mm*70mm , 110mm*110mm , 150mm*150mm
50w 60w 70w can choose 70mm*70mm , 110mm*110mm ,200mm*200mm
|Control Software||EZCAD ENGLISH Control Software|
|Cooling Mode||Air Cooling|
|Frequency of pulse||20-100 KHz|
|Laser Wavelength||10.64 um|
|Marking Speed||≤18000 mm/s|
|Model Number||JPT Fiber Laser Marking Machine|
|package has u disk||YES|
|Repeatability Accuracy||±0.002 mm|
|U disk include software and manual||YES|
|Working area||110*110mm(Initial) (Optional)|