High Precision Polarization-Maintaining Fiber Coil for FOG Navigation System
This optical fiber coil is engineered for high-performance gyroscope systems. Utilizing advanced winding technology, it delivers exceptional consistency and long-term reliability. Customizable options are available to meet specific application requirements.
Application Areas
Primarily designed for closed-loop fiber optic gyroscopes with a diameter of approximately 50mm.
Product Features
This optical fiber coil model employs a multi-pole symmetric winding method using 135μm thin diameter optical fibers and UV-cured adhesive. The coil demonstrates excellent temperature and vibration performance, and supports mass production with consistent product quality.
Performance Specifications
| Feature |
Unit |
Index |
| Length |
M |
260±5 |
| Optical Fiber |
/ |
80/135μm Optical Fiber |
| Layers |
layer |
36 |
| Crosstalk |
dB |
≤-22 |
| Full Temperature Crosstalk |
dB |
≤-20 |
| Insertion Loss |
dB |
≤0.2 |
| Constant Temperature Bias Stability (10s Smoothing) |
°/h |
≤0.3 |
| Full Temperature Zero Bias Peak-to-Peak (10s Smoothing) |
°/h |
≤1.5 |
| Temperature Range |
°C |
-45-80 |
| Temperature Rate of Change |
°C/min |
1 |
| Geometric Dimensions |
/ |
29.0mm(ID) * 39.0mm(OD) * 9.2mm(H) |
Customization Options
Geometric dimensions, length, and performance specifications of the optical fiber coil can be customized according to specific application requirements.