At 671 nm and 50 mW - 750 mW, the gem 671 is among the most powerful and compact red lasers available today. It has excellent beam characteristics and, using our innovative stress-free cavity architecture, the gem 671 is suitable for a wide range of scientific applications including fluorescence imaging and spectroscopy.
| Power | 50 mW - 750 mW | Wavelength | 671 nm |
| Spectral Bandwidth | 30 GHz | Coherence Length | ~1 cm |
| Power Stability | <1.0% RMS | Noise | <0.6% RMS |
| Pointing Stability | <10 µrad/°C | Spatial Mode | TEM00 |
| M2 | <1.2 | Divergence | <1.5 mrad |
| Beam Diameter | 0.75 mm ± 0.15 mm | Polarisation Ratio | >100:1 |
| Polarisation Direction | Horizontal | Beam Angle | <1 mrad |
| Operating Temperature | 15 - 40ºC | Weight | 0.75 kg |
| Umbilical Length | 1.5 m | Warmup Time | <10 minutes |
| Laser Class | Class IV |
