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FQD‑355‑W – Laser DPSS Q‑Switched 355 nm
The FQD-355-W is a high-energy, diode-pumped, all-solid-state Q-switched UV laser operating at 355 nm, designed for demanding scientific and industrial applications. Based on electro-optic modulation (EOM) Q-switching technology, this laser delivers high single-pulse energy, short pulse duration (<10 ns), and high peak power, ensuring excellent performance, stability, and beam quality. Its compact, solid-state architecture ensures reliable operation with minimal maintenance, making it a versatile solution for both laboratory and industrial environments.
Features
- High-energy 355 nm UV output
- All-solid-state, diode-pumped laser architecture
- Electro-optic (EOM) Q-switching for precise pulse control
- Short pulse duration (<10 ns) with high peak power
- Adjustable repetition rate from 1 to 100 Hz
- Excellent pulse-to-pulse energy stability
- Compact, robust, and reliable design
- Water-cooled for stable long-term operation
- Long expected lifetime of up to 10⁹ pulses
Applications
- LIBS (Laser-Induced Breakdown Spectroscopy)
- LIF (Laser-Induced Fluorescence)
- PIV (Particle Image Velocimetry)
- ICP-MS laser ablation
- LCD and display repair
- Scientific and academic research
- Precision laser processing
- Plasma diagnostics and spectroscopy
Specifications
| Parameter | Specification |
|---|---|
| Wavelength | 355 ± 1 nm |
| Operating Mode | Q-switched (EOM – Electro-Optic Modulation) |
| Single Pulse Energy | 2 mJ / 5 mJ / 10 mJ |
| Pulse Duration | < 10 ns |
| Repetition Rate | 1–100 Hz (adjustable) |
| Energy Stability | < 5%, < 4% |
| Beam Divergence (full angle) | < 3 mrad |
| Beam Diameter | ~2 mm / ~2.5 mm / ~3 mm |
| Warm-up Time | < 15 minutes |
| Beam Height from Base Plate | 55 mm |
| Cooling Method | Water-cooled |
| Operating Temperature | 15–30 °C |
| Power Supply (220 VAC) | QDI-FQD-W-O |
| Expected Lifetime | 10⁹ pulses |
| Warranty | 1 year |
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