In fact, there is no absolute difference between good and bad, and what is suitable is the best. Optical fiber and carbon dioxide are air-cooled and do not need additional water tanks. Ultraviolet light is water-cooled, so a water cooler is needed. You can use your own suitable marking machine.

Characteristics of co2 laser marking machine;

Characteristics of Co2 laser marking machine

Characteristics of ultraviolet laser marking machine

Fiber laser inkjet printer

Carbon dioxide laser inkjet printer