JQA-589.159-W
The JQA-589.159-W is a precision all-solid-state, LD-pumped acousto-optic Q-switched yellow laser operating at 589.159 nm, specifically engineered for sodium resonance applications such as Laser Guide Star (LGS) systems. With ultra-narrow linewidth, spectral tuning capability, and stable pulse performance, this laser is ideal for adaptive optics, laser radar, medical applications, and advanced scientific research.
Features
- Precise sodium wavelength: 589.159 ±0.001 nm
- Acousto-optic Q-switched operation
- Ultra-narrow pulse linewidth: 3 GHz
- Spectral tuning range: 15 GHz
- Peak power up to 8 kW
- Optimized for Laser Guide Star (LGS) applications
- Water-cooled for stable long-term operation
Applications
- Laser Guide Star (LGS) systems
- Adaptive optics in astronomy
- Laser radar (LiDAR)
- Laser medical treatment
- Scientific and atmospheric research
- City landscape / projection applications
Specifications
| Parameter | Specification |
|---|---|
| Wavelength | 589.159 ±0.001 nm |
| Operating Mode | Acousto-Optic Q-switched |
| Average Power | 1–5 W (non-adjustable) |
| Repetition Rate | 5 kHz |
| Pulse Duration | 100–150 ns @5 W (non-adjustable) |
| Single Pulse Energy | 1 mJ @5 W (non-adjustable) |
| Pulse Linewidth | 3 GHz |
| Spectrum Tuning Range | 15 GHz |
| Peak Power | 8 kW |
| Power Stability (4h) | <3% or <5% |
| Beam Divergence (Full Angle) | <3 mrad |
| Beam Diameter at Aperture | ~18 mm |
| Beam Height from Base Plate | 90 mm |
| Warm-up Time | <15 minutes |
| Cooling Method | Water cooled |
| Operating Temperature | 15–35 ℃ |
| Power Supply | 220 V AC – QDI-JQA-589.159 |
| Expected Lifetime | 10,000 hours |
| Warranty | 1 year |
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