Comparison between End-pumped Laser Markers with Other Laser Markers Machine Type M2 Frequency(Hz) Minimal Line Width Power consumption Features End-pumped (Air-cooling) < 1.2 < 50k 35μ M < 0.5kw Long lifetime, Free of Maintenance Side-pumped (Water-cooling) < 3 < 10k 90μ M < 2.0kw Change water per 3 months Fiber laser (Air-cooling) < 1.5 20k~50k 20μ M < 0.5kw Long lifetime, high price
