360Watt 976nm High Power Fiber Coupled Semiconductor Laser

360Watt 976nm High Power Fiber Coupled Semiconductor Laser

Item No.: FC976LD360
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Description

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.

  • Scientific research experiments: for nonlinear optics, spectral analysis and other research areas.

  • Medical equipment: for the development of laser medical equipment, such as laser surgery or treatment equipment.

976nm Fiber Coupled Semiconductor Laser

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

product-805-442

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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