Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced 5w 520nm multi pins 105um fiber diode laser. Operating a state-of-the-art factory, we specialize in the entire production spectrum—from high-performance chips, TO/F/C Mounts, COS, and MCC bars, to robust stacks and advanced fiber-coupled solutions.
5W 520nm Multi Pins 105um Fiber Diode Laser
Feature:
- 520nm 5W stable CW output, high electro-optic efficiency
- Optimized internal heat dissipation structure
- 105μm core high coupling efficiency, uniform energy output
Applications:
- Green Light Precision Material : Processing For thin plastic welding, organic material cutting and surface thermal modification.
- Large-Scale Laser Positioning & Marking: Used for construction positioning, mechanical alignment and portable laser marking with high visibility green beam.
- Medical Phototherapy & Beauty: Equipment Core light source for green light skin care and auxiliary physiotherapy instruments with even irradiation effect.

This 5W 520nm fiber coupled laser diode adopts multi-pin structure and 105μm fiber output, featuring stable high-power green emission, flexible electrical configuration and easy system integration. It balances beam quality and power density, with outstanding heat resistance and cost performance. Widely applied in industrial micro-processing, positioning marking, medical phototherapy and customized scientific research light sources.
Specifications:
Item No.:FC520DZ5
| Optical | Typical Value |
| Center Wavelength 1 |
520±10nm |
| Out put Power | 5W |
| Working Mode | CW |
| Fiber | |
| Fiber Core | 105um |
| Fiber Numerical Aperture | 0.22NA |
| Fiber Length | 1m |
| Fiber Connector | SMA905 |
| Electrical | |
| Threshold Current Ith | 0.3A |
| Operating Current Iop | 1.7A |
| Operating Voltage Vop | 25V |
| Thermal | |
| Test Temperature | 25℃ |
| Storage Temperature | -30~70℃ |
Drawing:

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