指标参数:
Pumped by mode-locked Ti:sapphire laser, at 2.8 Watts, 80 MHz, 90 fs | ||
Output Characteristics | IR | IR XT |
Signal tuning range | 990 – 1550 nm | 990 – 1550 nm |
Idler tuning range | n/a | 1696 – 4090 nm |
Pump tuning range | 710 – 820 nm | 710 – 820 nm |
Signal output power | > 1 W | > 1 W |
Idler output power | n/a | > 350 mW |
Signal pulse width | < 200 fs | < 200 fs |
Idler pulse width | n/a | < 120 fs across 1696–2000 nm |
Beam diameter @ 1300 nm | 1.4 mm +/- 10% | 1.4 mm +/- 10% |
Beam divergence | < 1 mrad | < 1 mrad |
Signal beam displacement | < 600 microns / 540 nm at < 1000px from output | < 600 microns / 540 nm at < 1000px from output |
Signal beam pointing with | < 300 microrad / 540 nm | < 300 microrad / 540 nm |
Spatial mode TEM00 | TEM00 M2 < 1.2 | TEM00 M2 < 1.2 (signal) |
Signal noise at 1300 nm | < 1% rms | < 1% rms |
Output ports | 1) 100% signal and idler with no pump bypass. | |
Power stability | 0.05 | 0.05 |
Polarization | Horizontal (>100:1) | Horizontal (>100:1) |
Repetition rate | 80 MHz | 80 MHz |