30W Laser Diode, 976nm (HIGH POWER FIBER LASER PUMP )
Laser Diode for NEJE 30W N40630 Module - ZENIX Store LLC
KKmoon 30W Laser Engraver Module Kit 8pcs Fixed Lens Laser Cutter Head Set with 450nm 7.5W Blue Laser Diode TTL Modulation for CNC Router Engraving Machine 3D Printer Replacement for NEJE Master :