Part #: QSGSU-5
The QSGSU-5 Q-Switch compares favorably to leading Q-Switch devices.
| Feature | QSGSU-5 | Brand X Q-Switch |
|---|---|---|
| Cooling type: | Water-cooled; Nd: YAg Lasers | Water-cooled; Nd: YAg Lasers |
| Interaction material: | Fused Silica | Fused Silica |
| Wavelength: | 1.06 µm (approximately 1060 nm) | 1064 nm |
| AR coating reflectivity: | <0.2% (single) | <0.2% per surface |
| Damage threshold: | >500MW/cm2 | >1000MW/cm2 |
| Transmission (single pass): | >99.6% | >99.6% |
| Diffraction efficiency: | 50% | N/A |
| Input impedance: | 500 Ohms | N/A |
| Static insertion loss: | N/A | <= 6% at 50W laser power |
| VSWR: | <= 1.2:1 (at 50W RF power) | < 1.2:1 (<1.4:1 at 50W RF power) |
| RF power rating (maximum): | <= 50W (other models available for higher power) | 50W cw for Compressional acoustic mode 100W cw for Shear acoustic mode |
| Water flow rate: | N/A | >190cc/minute |
| Water-cooling channel material: | N/A | Stainless steel 316 |
| Recommended water temperature: | N/A | +22 °C to +32 °C |
| Thermal switch cut-off: | N/A (automatic overheat protection) | +55 °C ±5 °C |
| *Available frequency | 27 ± 0.1 (MHz), or call to customize | 24.00 / 27.12 / 40.68 / 68.00 (MHz) |
| *Active aperture | 3.0 – 5.0 mm | 1.6 / 2.0 / 3.0 / 4.0 / 5.0 / 6.5 / 8.0 (mm) |
| *Acoustic mode | N/A | Compressional / Shear |
| *Water connector | N/A | 4 mm OD straight push fit / right angle push fit; 6 mm OD straight push fit / right angle push fit |
