Vanguard™ lasers are state-of-the-art DPSS lasers specifically designed to produce exceptionally reliable quasi-CW output at 355 nm or 532 nm. This family of rugged OEM lasers use advanced mode-locking technology to deliver picosecond pulses with low noise and excellent TEM00 mode quality.
Vanguard 355-2500 | Vanguard 355-350 | Vanguard 532-2000 | |
---|---|---|---|
Wavelength | 355 nm | 355 nm | 532 nm |
Power | 2.5 W | 350 mW | 2 W |
Repetition Rate | 80 MHz ±2 MHz | ||
Spatial Mode | TEM00 | ||
M2 | <1.2 | <1.2 | <1.3 |
Far Field Divergence, full angle | <1 mrad | ||
Beam Diameter (1/e²) | 1.0 mm nominal | 1.0 mm nominal | 1.4 mm nominal |
Beam Pointing Stability | <25 µrad/°C | ||
Beam Ellipticity | <20% far field | ||
Average Power Stability | <2% | ||
Amplitude Noise | <1% rms, 10 Hz to 2 MHz | ||
Polarization Ratio | >100:1 vertical | ||
Cold Turn-on Time (AC off to full power) | <30 min | ||
Cold Turn-on Time (AC off to full specs) | <1 hr | ||
Temperature Range | 20-27°C | ||
Laser Head Cooling | Water cooled | Air cooled |
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