Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced 30w 981nm wavelength-stabilized fiber coupled 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.
981nm 50W Wavelength Stabilized Fiber Coupled Diode Laser
Features:
- ±0.5nm Wavelength Narrow spectrum FWHM<1nm
- 105μm 0.22NA, SMA905 connector for flexible optical setup
- Low threshold current of 1A, matched 13A operating current
Applications:
- Precision pump source for solid-state laser and fiber laser systems
- High-resolution laser spectroscopy and optical sensing equipment
- Laboratory optical experiments and laser research platforms
- Medical photodynamic therapy and laser biostimulation devices
- Fine localized heating and micro material processing

This 981nm 50W fiber coupled diode laser features ultra-precise wavelength control, designed for high accuracy solid-state laser pumping. It adopts compact electrical parameters and SMA905 fiber delivery, ideal for space-limited laser systems and precision optical applications.
Data Sheet
Item No: FC981WS50
| Optical | |
| Center Wavelength | 981nm |
| Wavelength Tolerance | ±0.5nm |
| Output Power | 50W |
| Spectrum FWHM | <1nm |
| Fiber | |
| Fiber | 105um |
| Fiber Numerical Aperture | 0.22NA |
| Fiber Length | 1m/0.9mm |
| Fiber Connector | SMA905 |
| Electrical | |
| Operating Current Iop | 13A |
| Threshold Current Ith | 1A |
| Operating Voltage Vop | 11V |
| Thermal | |
| Test Temperature | 15 to 30℃ |
| Storage Temperature | -30~70℃ |
| Wavelength Temperature Coefficient | 0.03nm/℃ |
Drawing:

FAQ

01.What other wattage options are available for 981nm wavelength satbilized?
02.Is it suitable for pumps?
03.Can the fiber jacket be removed?
04.What is the core advantage over normal unlocked laser diodes?
Why Partner with Hangzhou Brandnew Technology Co., Ltd.?
"By working directly with the source, you gain a decisive competitive edge:

15
years experience
- Core Technology: Proprietary optical designs ensure industry-leading performance and strict quality consistency.
- Customize available: Our veteran engineers and flexible factory rapidly turn your custom requirements into scalable solutions, shortening your R&D cycle.
- Factory Pricing & Strict QC: From raw materials to final aging tests, our rigorous quality control guarantees maximum reliability at highly competitive, direct factory prices.
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