SLM, narrow linewidth, coherence
MSL-DU-640-W640 nm red narrow-linewidth single-frequency laser
640 nmMSL-DU-640-W is a 640 nm Single-Frequency laser. Used for optical frequency standards, gravitational wave detection, tests of fundamental physics, atomic clocks. M²: <1.2. Key specifications: output / average power 1~750 mW, spectral linewidth <1 MHz, optical noise <0.5%. View specifications, datasheet and enquiry options from Precisometer.
Specifications
MSL-DU-640-W
18 specification rows
| Wavelength | 640 nm |
|---|---|
| Output / average power | 1~750 mW |
| Spectral linewidth | <1 MHz |
| Optical noise | <0.5% |
| M² | <1.2 |
| Operating mode | CW |
| Power stability (rms, 4 hours, ±3°C) | <3%, <2%, <1% |
| Transverse mode | TEM00 |
| Longitudinal mode | Single |
| Beam divergence (mrad) | <1.5 |
| Polarization ratio | >100:1, Horizontal (Vertical optional) |
| Pointing stability over temperature (urad/°C) | <8 |
| Warm-up time (minutes) | <30 |
| Cooled method (water cooled) | WCH-580 |
| Operating temperature (°C) | 10-35 |
| Power supply (100-240VAC) | PSU-SR |
| Expected lifetime (hours) | >10000 |
| Beam / notes | Water cooled, f requency stabilized |
| Noise of amplitude (rms, 20Hz-20MHz) | <1%, <0.5% |
Applications
Uses named on this model’s datasheet.
- Optical frequency standards
- Gravitational wave detection
- Tests of fundamental physics
- Atomic clocks
- High -resolution spectrum
- Lidar
- Precision measurement
Need this configured?
Share wavelength, operating mode, output power or pulse energy, linewidth or pulse width, delivery, control, and safety requirements and we will qualify the matching configuration and lead time.
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