Spark Lasers
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| Brand | Spark Lasers |
|---|---|
| Model | ALCOR 780 |
| Central Wavelength | 780 nm |
| Average Power | 0.8 W (up to 4 W optional) |
| Repetition Rate | 80 MHz (40 MHz optional) |
| Pulse Duration | <150 fs |
| Beam Delivery | Free-space collimated output |
| Laser Head Dimensions | 286 × 165 × 79 mm³ |
| Weight | <5 kg |
| Cooling | Air-cooled |
| GDD Pre-compensation Range | 0 to –60,000 fs² (standard), up to –90,000 fs² optional |
| Interfaces | USB, RS232, TCP/IP, TTL sync output |
| Synchronization Jitter | <100 fs RMS |
| Brand | Spark Lasers |
|---|---|
| Origin | France |
| Type | Solid-State Femtosecond Laser System |
| Wavelengths | 920 nm & 1064 nm |
| Output | Polarization-Maintaining Single-Mode Fiber (FC/APC) |
| Avg. Power | Up to 2.0 W per wavelength |
| Pulse Width | <100 fs |
| Repetition Rate | Fixed 80 MHz (custom options available) |
| Cooling | Air-cooled |
| Power Modulation | TTL and Analog via Integrated AOM |
| Compliance | CE, RoHS, IEC 60825-1 Class 4 Laser Product |
| Brand | Spark Lasers |
|---|---|
| Origin | France |
| Model | ALTAIR USP |
| Central Wavelength | 1030 nm |
| Average Output Power | >8 W |
| Pulse Duration | <50 fs (typ. 40 fs) |
| Spectral Bandwidth | <70 nm |
| Repetition Rate | 42 MHz ±2 MHz |
| Pulse Energy | >250 nJ |
| Modulation Options | Single-shot, gated, on-demand, fine power control (<1 µs response) |
| Integrated Power Supply & Communication Interfaces | USB, RS-232, TCP/IP |
| Brand | Spark Lasers |
|---|---|
| Wavelength | 1300 nm |
| Average Power | 2 W @ 2 MHz |
| Pulse Energy | 1 µJ |
| Pulse Duration | <150 fs |
| Repetition Rate | Single-shot to 2 MHz |
| Beam Dimensions (L×W×H) | 534 × 342 × 195 mm³ |
| Weight | 22 kg |
| Cooling | Air-cooled |
| Pulse Control | Analog modulation + fast gating (>1 MHz bandwidth) + fine energy adjustment |
| Interfaces | USB, RS232, TCP/IP |
| Synchronization | High-speed TTL sync output |
| Optional Configurations | Dual-wavelength (1300/1030 nm), 1700 nm upgrade, water-cooling for >2 MHz operation |
| Brand | Spark Lasers |
|---|---|
| Origin | France |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | TDTR Measurement System |
| Price | Upon Request |
| Pump Laser | Femtosecond Fiber Laser (e.g., ~1030 nm, <300 fs pulse width) |
| Probe Laser | Tunable Wavelength (e.g., 515–800 nm) |
| Temporal Resolution | Sub-nanosecond to microsecond range |
| Sample Stage | High-Precision Linear Translation Stage (≥50 mm travel, ≤100 nm repeatability) |
| Detection | Lock-in Amplifier with Dual-Phase Demodulation |
| Imaging | Integrated CCD Microscopy (5×–50× magnification, real-time sample alignment) |
| Environmental Compatibility | Compatible with high-pressure cells (up to 10 GPa) and high-temperature stages (up to 1000 °C) |
| Measurable Film Thickness | ≥10 nm |
| Thermal Conductivity Range | 0.1–2000 W·m⁻¹·K⁻¹ |
| Thermal Diffusivity Range | 0.05–1000 mm²·s⁻¹ |
| Volumetric Heat Capacity | 500–50,000 J·m⁻²·K⁻¹·s⁻⁰·⁵ |
| Interfacial Thermal Resistance (R<sub>int</sub>) Resolution | <10⁻⁹ m²·K·W⁻¹ |