NWSPEC
Portable Raman Spectrometer 532nm for Gemstone Authentication & Field Analysis
Portable Raman Spectrometer 532nm for Gemstone Authentication & Field Analysis
Mobile Raman Spectrometer
Field-Ready Precision for Gemstone & Material Analysis
High-efficiency 532 nm excitation delivers superior spatial resolution and enhanced sensitivity for rapid identification, grading, and authentication. Integrated thermal management, stabilized laser output, and ruggedized portable design enable laboratory-grade performance anywhere.
Request Field DemoSystem Advantages
Stabilized Laser Performance
Semiconductor cooling with constant-current drive maintains stable 532 nm output. Thermal management ensures consistent power delivery for reproducible measurements in any environment.
Optimized Signal Collection
Fiber-coupled optics with 60-70% transmission efficiency maximize Raman signal while minimizing stray light. Low background enables detection of weak spectral features.
True Portability
Integrated laser, spectrometer, and probe in suitcase-sized housing. No external components or alignment required. Field-ready operation with 12V DC power compatibility.
Applications
Technical Specifications
| Parameter | Specification |
|---|---|
| Excitation Wavelength | 532 nm (±1 nm, ≤0.2 nm linewidth) — High Raman efficiency, improved spatial resolution |
| Laser Output Power | 0–50 mW adjustable — Optimize for sample type and fluorescence management |
| Probe Transmission Efficiency | 60%–70% — Maximized signal collection with minimized loss |
| Fiber Probe | 1 m armored fiber — Durable construction for field deployment |
| Raman Spectral Range | 200–4000 cm⁻¹ (filter dependent) — Complete fingerprint to high-frequency region |
| Spectral Resolution | ~8 cm⁻¹ @ 579 nm (Hg) — Sufficient for material identification and differentiation |
| Stray Light Suppression | ~0.29% @ 532 nm — Low background for weak signal detection |
| Detector | High-performance cooled CMOS — Reduced thermal noise, enhanced sensitivity |
| Pixel Array | 2048 pixels (~8 μm × 200 μm pixel size) — High-resolution spectral sampling |
| Signal-to-Noise Ratio | ~440:1 @ 1000.7 cm⁻¹ (benzonitrile) — Reliable peak identification |
| Dynamic Range | 16-bit A/D conversion — Wide quantitative range |
| Integration Time | 1 ms – 15 min — Flexible acquisition for weak or strong signals |
| Power Supply | 12 VDC @ 5 A — Field-compatible, battery or vehicle operable |
| Operating Temperature | 0°C – 45°C — Wide environmental tolerance |
| Storage Temperature | -10°C – 55°C — Robust for transport and storage |
Integrated Portable Design
Laser source, high-resolution spectrometer, and fiber-coupled probe integrated into a single ruggedized enclosure. No external alignment, no separate components, no setup time. Deploy laboratory-grade Raman spectroscopy at the point of need—customs checkpoints, jewelry markets, manufacturing floors, or remote field locations.
System Engineering
Laser Stability
- Semiconductor cooling maintains optimal diode temperature
- Constant-current drive eliminates power fluctuations
- 0–50 mW adjustable output for sample-specific optimization
- Thermal management ensures long-term stability
Optical Performance
- 532 nm excitation delivers high Raman cross-section
- 60-70% probe efficiency maximizes signal return
- ~0.29% stray light enables weak feature detection
- Armored fiber construction withstands field handling
Detection System
- Cooled CMOS technology reduces dark current
- 2048 pixel array provides 8 cm⁻¹ resolution
- 16-bit digitization preserves dynamic range
- 1 ms – 15 min integration accommodates all sample types
Field Operation
- Integrated enclosure protects all optical components
- 12V DC power enables battery/vehicle operation
- 0°C – 45°C operating range for diverse climates
- 6 kg total weight for single-operator transport
Deploy Laboratory-Grade Raman Anywhere
Configure a Mobile Raman system optimized for your application requirements. Our specialists provide application support, method development, and training.
Couldn't load pickup availability
Frequently Asked Questions
How can I contact you?
Feel free to call us T+86 189-6516-4839
or email sales@nwspec.com to:
• Place an order
• Ask for a quote
• Or if you have any other questions
You will always get a live person here at NWSPEC; never an automated system!
We are open from 6:00AM - 7:00PM Eastern Time, Monday - Friday.
Where can I find application notes?
If you have any questions regarding the application notes, or can't find the one you are looking for, please contact Sales at sales@nwspec.com
Do you have instructional manuals for your instruments to download?
Yes, we have instructional manuals for our instruments. They can be found on https://nwspec.com/pages/resource .
If you don't see the one you are looking for, please contact: sales@nwspec.com