kW-class high power fiber laser products

kW-class high power fiber laser products


  • In-house development and manufacturing for key optical components
  • Reliable designing, manufacturing and quality control backed by our proven unique optical technologies as an optical fiber manufacturer
  • Uniquely designed optical fiber capable of vertical irradiation
  • Stable laser processing by suppression of SRS (Stimulated Raman Scattering)
  • High power single mode fiber laser: up to 1kW
  • Unique laser diode design optimized for high power (i.e. DCH structure)


  • Cutting or welding of automobile parts (e.g. secondary cell etc.)
  • Processing of highly reflective materials such as copper, aluminum
  • Warming
  • Surface processing
    • Surface processing
    • Plasma-fiber-laser hybrid welding

    • Galvano scanner welding


Model FLC-1000S-W FLC-1000M-W FLC-2000M-W FLC-3000M-W FLC-4000M-W FLC-5000M-W FLC-6000M-W FLC-8000M-W
Output power(W) 1000 1000 2000 3000 4000 5000 6000 8000
Wavelength 1070 nm
Optical mode Single-mode Multi-mode
Operating mode CW/Modulated
Maximum modulation 10 kHz
Power stability ≦ 2%
Fiber core diameter 100 um ※1
N.A. ≦ 0.1
Beam quality M2 ≦ 1.4 BPP ≦ 4.5 mm・mrad ※2
Fiber termination QBH-type connector
Dimensions(H×W×D) 1211 × 756 × 1360 mm
Delivery fiber length(standard)  10 m 10 m / 20 m
Cooling Water cooling
Power supply Three-phase AC180-240V or AC360-440V, 50 / 60 Hz
Control mode Analog, RS-422, Ethernet

※1 Fiber core options other than 100um are available
※2 When using 100um core diameter feed fiber
※ For more detailed specifications, please fill out the form to contact us
※ This product is subject to the export regulations and restrictions of Japan

Unprecedented vertical irradiations Why choose Fujikura?