KDS ATL-55 Laser Marker Precision ±1mm/10m Semiconductor Laser 650nm It alsoincludes an automatic correction range of ±4°, ensuring consistent performance even on uneven surfaces. ✔ - Laser wavelength: 650nm (semiconductor laser). KDS ATL-55 Laser marker. ✔ C:Laser Wavelength: 650nm. byJuly 4, 2026