Precision Jewelry Laser Marking Machine (TQL-DP-75)

Precision Jewelry Laser Marking Machine (TQL-DP-75) Precision Jewelry Laser Marking Machine Features: 1. Higher electro-optic conversion effciecvy 2. Low power disspation and stable laser output 3. Semiconductor pump laser with long service life 4. Laser output with small spot and thin lines, suitable for precisse pattern marking