Model | VA-II-Q-349 |
Central wavelength (nm) | 349±1 |
Output average power (mW) | 1~30 |
Transverse mode | Near TEM00 |
Operating mode | Frequency conversion of Q-switched pulsed laser |
Single pulse energy (µJ) | 0.1~10 |
Pulse duration (ns) | ~4 |
Peak power (W) | 25~2500 |
Rep. rate (kHz) | Controllable | Specified One rep. rate, such as 0.1Hz, 100 Hz, 500 Hz up to1kHz, with stable laser pulses emitting (stable pulse energy, peak, duration and period). |
Different rep. rate in the range of 0.1Hz to1kHz can be obtained by input an external TTL signal. |
Uncontrollable | Undefined rep. rate among 2kHz-3kHz and unstable laser pulse emitting. Suitable for the applications only needing high peak power pulses. |
Average power (mW) | Average power (mW) = Single pulse energy (µJ) * Rep. rate (kHz) |
Ave power stability (over 4 hours) | <5%, <10% |
Beam divergence, full angle (mrad) | <1. 5 |
Beam diameter at the aperture (mm) | ~2. 0 |
Polarization ratio | >50:1 |
Pointing stability after warm-up (mrad) | <0. 05 |
Warm-up time(minutes) | <10 |
Beam height from base plate (mm) | 50 |
Operating temperature (℃) | 10~35 |
Spectral purity | >99% |
Power supply (90-264VAC) | VD-II-Q |
Expected lifetime (hours) | 5000 |
Warranty period | 1 year |
Remarks | Please Note: because of the Walk-off effect of Nonlinear crystals, the beam quality of UV laser is not so good as that of 1047/523nm laser. |