SLM, narrow linewidth, coherence
MSL-FN-561561 nm yellow narrow-linewidth single-frequency laser
561 nmMSL-FN-561 is a 561 nm Single-Frequency laser. Used for dna sequencing, flow cytometry, cell sorting, optical instruments. M²: <1.1. Key specifications: output / average power 1~150 mW, spectral linewidth <1 MHz, optical noise <0.5%. View specifications, datasheet and enquiry options from Precisometer.
Specifications
MSL-FN-561
20 specification rows
| Output / average power | 1~150 mW |
|---|---|
| Spectral linewidth | <1 MHz |
| Optical noise | <0.5% |
| M² | <1.1 |
| Operating mode | CW |
| Transverse mode | TEM00 |
| Longitudinal mode | Single |
| Warm-up time (minutes) | <5 |
| Pointing stability over temperature (urad/°C) | <8 |
| Frequency shift (MHz) (over ±2°C and 8hrs) (optional) | <±200 |
| Operating temperature (°C) | 10-35 |
| Power supply (100-240VAC) | PSU-H-FDA |
| Expected lifetime (hours) | >10000 |
| Wavelength (nm) | 561±1 |
| Coherent length (m) | >50 |
| Noise of amplitude (rms, 20Hz-20MHz) | <1%, <0.5% |
| Pointing stability (urad) (over 2 hours after warm-up and ±3°C) | <50 |
| Frequency shift with temp (MHz/°C) (optional) | <200 |
| Beam height from base plate (mm) | 27.4 |
| Laser head consumption (W) | 15 (typical), <25 (40°C) |
Applications
Uses named on this model’s datasheet.
- DNA sequencing
- Flow cytometry
- Cell sorting
- Optical instruments
- Spectrum analysis
- Interference
- Measurement
- Holography
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.
Related single-frequency lasers
Compare the MSL-FN-561 with nearby single-frequency lasers across the wavelength range.

