360watt 976nm High Power Fiber Coupled Semiconductor Laser
Features:
- High Output power
- High electro-optical conversion efficiency reaches 50% (direct measurement) or 52% (in the fiber)
- Lower cost per watt of fiber laser
- 0.17NA (95% energy)
- ±0.5nm stabilized wavelength
Applications:
- Ndustrial fiber laser
-
Fibre laser pumping: The 976nm wavelength is an ideal pump source for ytterbium-doped fibre lasers (Yb-doped fiber laser).
-
Material processing: for metal welding, cutting, surface treatment and other high-power industrial applications.
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Scientific research experiments: for nonlinear optics, spectral analysis and other research areas.
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Medical equipment: for the development of laser medical equipment, such as laser surgery or treatment equipment.

Due to the fiber laser pumped at the 976nm, the gain fiber has a higher absorption coefficient for the pump light. Under the same pump power injection, the 360W pumping scheme is adopted. The output power of the fiber laser It will be 13% higher, and the gain fiber length required for 976nm wave pumping needs is shorter, which directly reduces the material cost, while also effectively reducing the nonlinear effect, the loss of optical efficiency, and the difficulty of thermal management.
Data sheet
Item no.: FC976LD360
Optical |
|
Center Wavelength |
976nm |
Wavelength Tolerance |
±3nm |
Output Power |
360W |
Fiber |
|
Fiber Core/Cladding/Buffer Diameter |
200um |
Fiber Numerical Aperture |
0.22NA |
Fiber Length |
1m |
Fiber Connector |
Bare |
Electrical |
|
Operating Current Iop |
20A |
Threshold Current Ith |
2A |
Operating Voltage Vop |
36V |
Thermal |
|
Test Temperature |
25℃ |
Storage Temperature |
-30-70℃ |
Temperature Coefficient |
~0.3nm/℃ |
Drawing
360watt High Power Fiber Coupled Semiconductor Laser:
Technical Challenges and Solutions
Heat dissipation management: High power lasers require efficient cooling systems (e.g. water cooling) to maintain stable operation.
Beam quality control: Optimising beam quality through micro-optics and fibre coupling design.
Reliability testing: Ensure the stability of the product in long-time operation through aging and rigorous testing.
Future Development Trends:
Higher power: With technological progress, the output power of fibre-coupled lasers will be further increased.
Higher efficiency: Optimise electro-optical conversion efficiency and reduce energy consumption.
Smaller size: through integrated design, further reduce the size of the device, to facilitate more application scenarios.
What to look out for:
Avoid laser light to eyes and skin when the laser is working.
Anti-static measures must be taken when transporting, storing and using, and short circuits should be connected between the pins to protect them during transport and storage.
For lasers with working current above 6A, please use welding to connect the leads, with the welding point as close as possible to the middle of the pins, with the temperature below 260℃ and the welding time less than 10 seconds.
Make sure that the fibre output has been properly cleaned before the laser is operated. Follow safety protocols to avoid injury when handling and cutting the fibre.
Use a constant current power supply and avoid surges when working.
It should be used at rated current and rated power.
Ensure good heat dissipation when working with the laser.
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