GV-F-785
The GV-F-785 is a spectrum-stabilized laser module engineered for Raman spectroscopy, delivering narrow spectral bandwidth, exceptional wavelength stability, and high spectral purity.
This compact, fiber-coupled CW laser integrates laser drivers and thermoelectric cooling (TEC) within a single housing for reliable, long-term operation.
Its robust design, low noise, and high output power make it ideal for scientific, industrial, and medical applications requiring precise and stable Raman excitation.
Features
- Spectrum-stabilized design for superior Raman spectroscopy performance
- Narrow linewidth: as low as 0.06 nm for high-resolution spectral analysis
- High wavelength stability: < 10 pm RMS over 2 hours
- Excellent power stability: < 1–3% RMS over 4 hours
- Integrated TEC and laser driver in a compact housing
- Fiber-coupled output with SMA905 connector
- Fast warm-up: operational in less than 5 minutes
- Low amplitude noise: < 1% (optional < 0.5%)
- TTL modulation up to 100 kHz for flexible experimental control
- Long lifetime: > 10 000 hours continuous operation
Applications
- Raman spectroscopy (scientific and industrial analysis)
- Biomedical diagnostics and fluorescence studies
- Spectral calibration and reference source applications
- Material identification and polymer analysis
- Environmental and pharmaceutical spectroscopy
- Optical metrology and sensor calibration
Specifications
| Parameter | Specification |
|---|---|
| Model | GV-F-785 (Spectrum-Stabilized for Raman Spectroscopy) |
| Central Wavelength (nm) | 785 ± 0.6 |
| Spectral Line Width (nm) | 0.2 (0.1 or 0.06 optional) |
| Operating Mode | CW |
| Fiber Core Diameter | 100 µm, NA 0.22 |
| Fiber Connector | SMA905 |
| Output Power after Fiber (mW) | > 350, > 450 |
| Power Stability (RMS, over 4 hours) | < 3%, < 2%, < 1% |
| Wavelength Stability (RMS, over 2 hours) | < 10 pm |
| Amplitude Noise (RMS, 1–20 MHz) | < 1%, (< 0.5% optional) |
| Warm-Up Time | < 5 minutes |
| Operating Temperature (°C) | 10 – 35 |
| Power Supply | 100–240 VAC adapter / 5 VDC@5 A or 7–15 VDC@5 A |
| TTL Modulation | 0 – 100 kHz |
| Rise Time | < 10 µs |
| Expected Lifetime | 10 000 hours |
| Warranty | 1 year |
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