3W 1550nm C Mount TE Laser Diode
Features:
- 1550nm infrared band, 3W stable continuous output
- Narrow bandwidth of 12nm FWHM for concentrated energy
- High electro-optical efficiency, reliable sealing structure
Applications:
- Optical Fiber Communication Components Testing: Used as standard light source for fiber device performance calibration and signal testing. TE temperature control keeps wavelength consistent to ensure accurate test data.
- Long-distance Fiber Optic Sensing System: Ideal for pipeline safety monitoring and structural health detection in engineering fields. 1550nm low-loss waveband effectively extends signal transmission distance.
- Laser Ranging & Obstacle Avoidance Module: Applied to high-precision industrial ranging and intelligent equipment obstacle avoidance sensors. Narrow spectrum improves signal anti-interference ability in complex environments.

This 3W 1550nm laser diode adopts classic C-mount installation structure and is equipped with built-in TE refrigeration module, matched with 12nm narrow FWHM spectral width. It features accurate temperature control, stable wavelength output, compact assembly structure and excellent working stability. It can effectively restrain wavelength shift and power fluctuation caused by ambient temperature changes, easy to match various optical coupling structures and driving circuits. It is widely used in optical communication testing, distributed fiber sensing, high-precision laser ranging and scientific spectral research, providing high-precision and high-reliability infrared laser core device solution for professional photoelectric systems.
Data Sheet
Item No: CM1550DL3
| Optical | |
| Center Wavelength | 1550nm |
| Wavelength Tolerance | ±20nm |
| Output Power | 3W |
| Spectrum Width(FWHM) | 12nm |
| Fast Axis Divergence(FWHM) | 30Deg |
| Slow Axis Divergence(FWHM) | 10Deg |
| Electrical | |
| Operating Current Iop | 8A |
| Threshold Current Ith | 1A |
| Operating Voltage Vop | 1.2V |
| Slope Efficiency | 0.45W/A |
| Conversion Efficiency | 25% |
| Polarization | TE |
| Thermal | |
| Test Temperature | 25℃ |
| Storage Temperature | -30~70℃ |
Drawing:

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