Distributed Optical Fiber Vibration Sensing (DAS & DVS)
Ensure provides highly integrated optical solutions for distributed optical fiber vibration sensing (DAS & DVS). Our modules internally integrate Ensure’s self-developed ultra-narrow linewidth laser with linewidth <3kHz, AOM, pulse amplifier, and BPD detector, offering comprehensive solutions for advanced sensing applications.
DAS Integrated Optical Module
Highly integrated module for Distributed Acoustic Sensing with comprehensive optical components for superior performance in vibration detection and monitoring applications.
Technical Specifications
| Integration Level | Fully integrated DAS solution |
| Laser Linewidth | <3kHz (Ultra-narrow) |
| Components | Laser, AOM, Amplifier, BPD Detector |
| Application Type | Distributed Acoustic Sensing |
Typical Applications
- Pipeline Monitoring
- Intrusion Detection
- Seismic Monitoring
- Infrastructure Security
DVS Integrated Optical Module
Integrated optical module for Distributed Vibration Sensing applications with high sensitivity and reliability for continuous monitoring of vibration events.
Technical Specifications
| Integration Level | Fully integrated DVS solution |
| Laser Linewidth | <3kHz (Ultra-narrow) |
| Sensitivity | High vibration detection sensitivity |
| Application Type | Distributed Vibration Sensing |
Typical Applications
- Railway Monitoring
- Perimeter Security
- Structural Health Monitoring
- Border Surveillance
PIN + EDFA Module
Combined PIN detector and EDFA amplifier module providing integrated detection and amplification capabilities for fiber sensing systems.
Technical Specifications
| Module Type | PIN Detector + EDFA Amplifier |
| Detection | High-sensitivity PIN photodetector |
| Amplification | EDFA-based signal amplification |
| Integration | Compact integrated design |
Typical Applications
- DAS/DVS Systems
- Fiber Sensing Networks
- Signal Detection & Amplification
Polarization-Maintaining Ultra-Narrow Light Source Module
High-stability polarization-maintaining ultra-narrow linewidth light source for demanding sensing applications requiring exceptional coherence and polarization stability.
Technical Specifications
| Linewidth | <3kHz (Ultra-narrow) |
| Polarization | PM fiber output |
| Stability | High frequency and power stability |
| Coherence | Excellent coherence properties |
Typical Applications
- DAS/DVS Systems
- Coherent Sensing
- Interferometric Sensors
- Scientific Research
Pulse Amplifier (1W)
1W pulse amplifier designed for fiber sensing applications with reliable performance and stable output for medium-range sensing requirements.
Technical Specifications
| Output Power | 1W |
| Amplifier Type | Pulse amplifier |
| Reliability | High stability and reliability |
| Application | Fiber sensing pulse amplification |
Typical Applications
- DAS/DVS Systems
- Pulse Signal Amplification
- Medium-Range Sensing
Pulse Amplifier (20W)
High-power 20W pulse amplifier for applications requiring enhanced signal strength and long-range sensing capabilities in demanding environments.
Technical Specifications
| Output Power | 20W |
| Amplifier Type | High-power pulse amplifier |
| Range | Long-range sensing capability |
| Application | High-power sensing systems |
Typical Applications
- Long-Range DAS/DVS
- High-Power Sensing
- Extended Range Monitoring
Raman Amplifier (1W)
1W Raman amplifier for distributed sensing applications providing low-noise amplification with excellent signal quality for fiber optic sensing systems.
Technical Specifications
| Output Power | 1W |
| Amplifier Type | Raman amplifier |
| Noise Figure | Low noise amplification |
| Application | Distributed sensing systems |
Typical Applications
- Distributed Temperature Sensing
- DAS/DVS Systems
- Low-Noise Amplification
Raman Amplifier (500mW)
500mW Raman amplifier optimized for cost-effective distributed sensing solutions with reliable performance for standard-range applications.
Technical Specifications
| Output Power | 500mW |
| Amplifier Type | Raman amplifier |
| Cost Efficiency | Optimized for cost-effective solutions |
| Application | Standard-range sensing |
Typical Applications
- DTS Systems
- Cost-Effective Sensing
- Standard Range Monitoring
Reference Cavity Frequency Stabilized Laser
High-precision frequency stabilized laser with reference cavity for ultra-stable operation in demanding applications requiring exceptional frequency stability.
Technical Specifications
| Stabilization | Reference cavity locked |
| Frequency Stability | Ultra-high precision |
| Linewidth | Extremely narrow |
| Application | High-precision sensing and metrology |
Typical Applications
- Precision Sensing
- Optical Metrology
- Scientific Research
- Coherent Systems
Tunable Polarization-Maintaining Ultra-Narrow Light Source
Tunable polarization-maintaining ultra-narrow linewidth light source providing wavelength flexibility with exceptional stability and polarization control.
Technical Specifications
| Linewidth | <3kHz (Ultra-narrow) |
| Tunability | Wavelength tunable |
| Polarization | PM fiber output |
| Stability | High frequency and polarization stability |
Typical Applications
- Tunable Sensing Systems
- Multi-Wavelength Applications
- Research & Development
- Flexible Sensing Solutions
Ultra-Narrow Light Source Module
Standard ultra-narrow linewidth light source module delivering excellent coherence properties for distributed sensing systems with reliable and stable performance.
Technical Specifications
| Linewidth | <3kHz (Ultra-narrow) |
| Coherence | Excellent coherence length |
| Stability | High power and frequency stability |
| Application | Standard sensing systems |
Typical Applications
- DAS/DVS Systems
- Coherent Sensing
- Fiber Optic Sensors
- General Sensing Applications