Nd:Glass Laser Systems
Nanosecond High Energy Laser Systems
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datasheet
datasheet
Ekspla offers wide range of high energy Nd:Glass laser systems. Typically Nd:Glass laser comprise SLM diode pumped master oscillator, pre-amplifier, pulse shaper and main lamp pumped amplifiers.
Ekspla offers wide range of high energy Nd:Glass laser systems. Typically Nd:Glass laser comprise SLM diode pumped master oscillator, pre-amplifier, pulse shaper and main lamp pumped amplifiers.
Features
Ekspla offers wide range of high energy Nd:Glass laser systems. Typically Nd:Glass laser comprise SLM diode pumped master oscillator, pre-amplifier, pulse shaper and main lamp pumped amplifiers.
Features
- Front end options
– Diode pumped SLM or MM master oscillator featuring excellent stability, long lifetime and maintenance-free operation based on Nd:glass or Nd:YLF
– Temporally shaped seeder / regenerative amplifier configuration allowing application of smoothing technics
– Wave front correction system based on DFM - Optional SBS compressor ensuring high contrast pulses and controllable pulse duration
- Flashlamp / LD pumped pre-amplifier
- Up to Ø60 mm aperture Nd:glass power amplifiers
- Laser protection by Faraday isolators preventing damage of laser rods by back-reflected light
- Optimized design for maximum pulse energy extraction
- Separately controlled PFN circuits for each flash lamp
- Diagnostics and monitoring of system status based on microprocessor controller
- Software guide for step-by-step performance check at designated control points
- Optional second and third harmonics generators
Specifications
| Parameter | Value |
|---|---|
| Center wavelength | 1053 – 1060 nm |
| Pulse width | 500 ps – 20 ns |
| Max pulse energy single channel | 150 J |
| Beam spatial profile (near field) | “Top Hat” across 80% of beam cross-section (beam local intensity fluctuation max ±20% from the average intensity) |
| Pulse repetition rates | depending on system configuration from 1 shot in 1 min to 1 shot in 20 min for output energies > 10 J |
| Shot to shot stability | below 2.0% rms @ fundamental in single channel configuration |
| Linewidth | > 0.02 cm⁻¹ @ 2 ns for single longitudinal mode (SLM), > 1 cm⁻¹ @ 4 ns for multimode (MM) |
| Pre-pulse contrast | better than 1 : 10⁵ |
| Polarization contrast | > 100 : 1 |
| Output isolation from back-reflected light | > 500 : 1 (Faraday isolator contrast) |
| Optical pulse jitter | typical > 0.2 ns RMS, optional > 10 ps RMS |
| Flashlamp lifetime | 2×10⁵ shots typical (typically > 3000 hours of non-stop operation at PRR 1 shot/minute) |
| Pump diode lifetime | > 10 000 hours typical |
