8W 808nm COS Diode Laser
Features:
- 808nm high-absorption wavelength, 8W CW stable output
- 390um emitter width, 4nm narrow FWHM
- Compact COS package, high structural & beam stability
Applications:
- Laser Pumping Systems: Ideal low-to-mid power pump source for solid-state/fiber lasers, matching material absorption.
- Industrial Marking & Micro-Processing: Suitable for precision marking on plastics, metals and composite materials.
- Medical & Aesthetic Equipment: Core component for compact 808nm hair removal, skin rejuvenation devices.
- Infrared Illumination & Sensing: Applied in high-uniformity IR lighting, industrial proximity sensing.

This 8W 808nm COS diode laser is engineered with a 390um emitter width and 4nm narrow FWHM, delivering continuous-wave output with exceptional spectral stability and uniform energy distribution. Its compact COS package enables seamless integration into space-constrained laser systems, while the 808nm high-absorption wavelength optimizes performance for pumping, marking, medical aesthetic and infrared sensing applications. With industrial-grade durability, high conversion efficiency and precise spectral characteristics, it is a cost-effective premium choice for laser equipment manufacturers, system integrators and optoelectronic R&D projects.
Data Sheet
Item No: COS808DL8
| Optical | |
| Center Wavelength | 808nm |
| Wavelength Tolerance | ±5nm |
| Output Power | 8W |
| Spectral Width FWHM | 4nm |
| Emitter Width | 390um |
| Fast Axis Divergence(FWHM) | 40Deg |
| Slow Axis Divergence(FWHM) | 12Deg |
| Electrical | |
| Operating Current Iop | 11A |
| Threshold Current Ith | 1.25A |
| Operating Voltage Vop | 1.8V |
| Thermal | |
| Operating Temperature | 15~35℃ |
| Storage Temperature | -30~70℃ |
| Wavelength Temperature Coefficient | 0.3nm/℃ |
Drawing:

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