Fiber output, PM options, seed formats
FL-631-LN-L631 nm red single-frequency low-noise fiber laser
631 nmThe FL-631-LN-L is a 631 nm fiber laser. Pump energy is supplied to an active fiber, which guides the light and provides optical gain as it propagates. Output coupling then delivers the amplified beam to the experiment.
Specifications
FL-631-LN-L
26 specification rows
| Output / average power | 1~1500 mW |
|---|---|
| Beam / notes | Narrow Linewidth Red Laser |
| Free space output power (mW) | 1mW-1.5W |
| Fiber coupled output power (mW) | 1-500 |
| Power stability (rms, 4 hours, ±3℃) | <2%, <1% |
| Transverse mode | TEM00 |
| Longitudinal mode | SLM |
| Current adjustment range | 1-100% |
| Spectral linewidth (nm) | <0.002 |
| Relative intensity noise (rms,10Hz-3MHz) | <0.1%, <0.05% |
| Frequency shift (MHz)(over ±2℃and 8hours ) | <±200 |
| M2 | <1.1 |
| Fiber connector | FC/APC |
| Fiber length(m) | 1 |
| Fiber jacket | PVC, Metal optional |
| Polarization ratio (dB) | >15 Horizontal (Vertical optional) |
| Warm-up time (minutes) | <30 |
| Cooled method | Air cooled or Water cooled |
| Operating temperature (℃) | 15-30 |
| Operating voltage (VAC) | 110/220V |
| Expected lifetime (hours) | >10000 |
| Wavelength (nm) | 631±1 |
| M² | <1.1 |
| Numerical aperture | 0.12NA |
| Beam diameter (mm) | ~1@free space output |
| Pointing stability (urad) | <15 |
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Model selection
Nearby series comparison
Compare FL-631-LN-L with the closest available models in the Fiber Lasers family.
| Selection parameter | FL-631-LN-L (current) | FL-631-SLM | MRL-U-631-SF |
|---|---|---|---|
| Wavelength | 631 nm | 631 nm | 631 nm |
| Optical power / pulse energy | 1~1500 mW | 1~1500 mW | 1~200 mW |
| Beam quality | <1.1 | <1.1 | TEM00 |
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