Description
70W 940nm 105um Fiber Coupled Diode Laser
Features:
- 70W stable CW output, 940nm IR wavelength
- 105um fiber core + SMA905 connector, multi pins design
- High coupling efficiency, industrial-grade thermal stability
Applications:
- Laser Pumping: Mid-to-high power pump source for fiber/solid-state lasers (marking, welding)
- Industrial Illumination: High-power IR lighting for machine vision and night-vision surveillance
- Material Processing: Laser annealing, surface modification for small-to-medium industrial components

A high-performance 70W 940nm fiber coupled diode laser, equipped with 105um fiber core, SMA905 connector and multi pins design. It delivers stable high-power infrared output with low optical loss, stable electrical transmission via multi pins, and industrial-grade reliability-perfect for laser pumping, industrial illumination, material processing and custom laser modules, combining power and stability in a practical solution.
Data Sheet
Item No: FC940DZ60
| Optical | |
| Center Wavelength | 940nm |
| Wavelength Tolerance | ±10nm |
| Output Power | 70W |
| FWHM | 4nm |
| Fiber | |
| Fiber Core | 105um |
| Fiber Numerical Aperture | 0.22NA |
| Fiber Length | 1m |
| Fiber Connector | SMA905 |
| Electrical | |
| Operating Current Iop | 12A |
| Threshold Current Ith | 0.6A |
| Operating Voltage Vop | 12V |
| Thermal | |
| Test Temperature | 25℃ |
| Storage Temperature | -30~70℃ |
| Wavelength Temperature Coefficient | 0.35nm/℃ |
Drawing:

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