
390nm Laser
Design Tools
390nm Laser Based on single frequency seed laser,low noise fiber amplifier and high efficiency frequency convert technique, Precilasers can provide narrow linewidth 390nm CW lasers, maximum output power is 8W,features with high frequency stability,long life and good beam quality.
| Models | FL-SF-390-X (1) -CW |
|---|---|
| Center Wavelength | 390.00nm |
| Linewidth (2) (100 us integration ) | <40kHz |
| Operational Mode | CW |
| Output Power | >50mW / >1W / >3W / >6W / >8W |
| Beam Diameter | 1±0.15 mm |
| Beam Waist Location | output aperture±0.5m |
| Beam Divergence (full angle) | <1mrad |
| Beam Circularity | 0.9-1.1 |
| Beam Pointing Stability (PP) | <15µrad / <50µrad |
| Beam Quality | TEM00, M²<1.3 |
| Polarization | linear, >20dB |
| Power Stability | <0.75% @3hours, RMS |
| Relative Intensity Noise | <0.2%(RMS, 10Hz-10MHz integration) |
| Cooling | Air cooling/Water cooling / Water cooling |
| Cold Start | <2 hours |
| Warm Start | <30 minutes |
| Controller Size | ≤483mm x 420mm x 133mm (50mW) / ≤483mm x 520mm x 132mm (1W,3W,6W,8W) |
| Laser head Size | ≤466mm x 85mm x 50mm (50mW) / ≤235mm x 468mm x 127mm (1W,3W,6W,8W) |
| Chiller Size | NA / ≤58cm x 29cm x 52cm |
| Chiller Weight | ≤25kg |
| Cable length between laser head and controller | >1.5m |
| Operating Temperature (No condensing) | 15-30 °C (Air cooling) / 15-35 °C (Water cooling) |
| Power Supply | 100V-240V, AC, 50/60Hz |
| Power Consumption | <200W |
| Communication | RS422 |
Source: Precilasers manufacturer datasheet. Download the brochure (PDF) from the Documents tab for full details.






