PM(Polarization-Maitaining) Fiber Fusion Splicer

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LDC-100 Large Diameter Optical Fiber Cleaver * Applicable to cladding diameter 80μm~1250μm fibers * Vacuum pump V-groove convenient to put fiber * Durable blade, lifetime more than 20000 times * Data storage 4000 groups * User friendly GUI menu, easy to operate more
S-22 Multi-Core Fiber Fusion Splicer The 1st Fully Automatic Multi-core Fiber Fusion Splicer in China more
Polarization Maintaining (PM) Fiber Fusion Splicer S-12 *Suitable for SM/MM/PM fibers splicing * Core to core alignment, low splicing loss * Endview and Profile observation and alignment * Arc automatic calibration and splicing * PM fiber 45 and 90 degree alignment * Applicable to variety fibers splicing, such as Panda ,bow-tie and elliptical fiber more
S-37 LDF Speialty Fiber Fusion Splicer SHINHO S-37 is the latest model we developed, it could splice fiber cladding diameter from 125 to 500μm with low splice loss. We equipped the machine with 3 different fiber holders, and 2 pairs of spare electrodes. more
Core to Core Alignment Fiber Fusion Splicer X900 Six motors fusion splicer, real core to core alignment technology. Typical splicing time: 6-12 seconds, fast splicing 6 seconds Typical heating time: 18s heating, identify fiber types automatically. Typical splice loss:G651: 0.01dB; G652: 0.02dB; G653: 0.04dB; G654: 0.04dB; G.655:0.04dB; G657:0.02dB. Battery Capacity: 5200mAh Li-battery, typical 300 cycles splicing and heating. Used for WAN/ MAN/ Telecommunication projects. more
Robust Multi Function ARC Fusion Splicer S16 76cm dropping anti-shock, IP5X dustproof and IPX2 water resistant Touch screen display, combined with keypad operation Multi function holder for bare fiber, patch cords, drop cable etc. Fast splicing and heating, automatic ARC calibration. more
SHINHO X-18 Ribbon Fiber Thermal Stripper Shinho X-18 Thermal Stripper is a newly developed hand-held thermal stripper, specially designed for nondestructive thermal stripping of the jacket of ribbon cable up to 12 fibers. A good and reliable tool for ribbon fiber splicing work. more
High Precision Fiber Optic Cleaver X-50D Small size& light weight, easy to operate. High precision and stable performance. More than 48000 time blade life,fiber cleaved length 5~20mm. High quality material more

Application of PM(Polarization-Maitaining) Fiber Fusion Splicer in Fiber Optic Sensing

2025-02-28

Polarization-maintaining fiber (PMF) fusion splicers play a critical role in fiber optic sensing, with their importance reflected in the following aspects:

1. Polarization State Preservation and Sensing Accuracy
-Core Function: PMF maintains the polarization state of light, ensuring high-sensitivity detection of external parameters (e.g., temperature, stress, magnetic fields). Precise alignment (especially polarization axis matching) by fusion splicers minimizes polarization crosstalk at splice points, preventing signal distortion.
- Applications: Systems requiring high polarization stability, such as fiber optic gyroscopes (FOGs), distributed acoustic sensing (DAS), and fiber optic hydrophones.

2. Performance Assurance for Interferometric Sensors
- Key Technology: In Michelson or Mach-Zehnder interferometers, low-loss and high-alignment splicing ensures clear interference fringes, improving signal-to-noise ratios.
- Case Study: For earthquake monitoring or structural health monitoring, splice quality directly impacts the detection capability of micro-deformations or vibrations.

3. Distributed Fiber Optic Sensing Networks
- Long-Distance Consistency: In Brillouin optical time-domain reflectometry (BOTDR) or Raman sensing systems, multiple PMF splice points maintain polarization uniformity, avoiding data fluctuations caused by polarization fading.
- Industrial Applications: Scenarios requiring long-distance deployment, such as oil pipeline monitoring or power cable temperature sensing.

4. Reliability in Harsh Environments
- Anti-Interference Capability: In strong electromagnetic or radiation environments, PMF splicing reduces external interference on polarization states, ensuring sensing stability.
- Extreme Temperature Scenarios: High mechanical strength of splice points withstands thermal shocks, critical in aerospace applications.

5. Technical Advantages of Fusion Splicers
- Automatic Polarization Axis Alignment: Advanced splicers use imaging or rotational alignment to achieve precise birefringent axis matching (typical tolerance <1°), reducing polarization-dependent loss (PDL).
- Low Splice Loss: Typically <0.1 dB, minimizing signal attenuation and extending sensing distances.
- Automation and Intelligence: Support for multiple PMF types (e.g., PANDA, Bow-Tie), automatic parameter optimization, and enhanced deployment efficiency.

6. Challenges and Solutions
- Cost Issues: High-end splicers are expensive, but modular designs or leasing models mitigate costs.
- Operational Complexity: Requires specialized training, though newer devices feature user-friendly interfaces and guided workflows.

7. Emerging Applications
- Quantum Sensing: In quantum key distribution (QKD) or quantum gyroscopes, PMF splicing preserves photon polarization integrity.
- Biomedical Sensing: High-resolution imaging in endoscopy relies on miniaturized, high-precision splices.

Summary

PMF fusion splicers are pivotal for high-precision fiber optic sensing systems due to their polarization control and low-loss splicing. As sensing technologies advance toward higher sensitivity and environmental adaptability, these splicers will drive innovation in industries, healthcare, defense, and beyond.

Shinho S-12PM fiber fusion splicer has a highshaft alignment accuracy, fast welding time, parameter customization, high extinction ratio, low loss, robustness and consistency. It plays an important role in the production and scientific research fields related to PM(polarization-maintaining) optical fiber sensing.

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