Spun Panda fibers (HBSPF)
High Birefringence Spun Panda Fibers (HBSPF) are designed to be used for Faraday effect current sensors.
FIBER SPECIFICATIONS
High Birefringence Spun Panda Fibers |
HBSPF - 7.4/80 |
HBSPF - 7.4/125 |
| Cladding diameter, µm | 80 ± 2 | 125 ± 2 |
| Coating diameter, µm | 170 ± 10 | 250 ± 10 |
| Clad coating concentricity, µm | 5 | 12 |
| Core cladding concentricity, µm | < 1 | < 2 |
| Design | Panda | |
| Operating Wavelength, nm | 1550 | |
| Cut-off wavelength, µm | 1.425 ± 0.05 | |
| Numerical aperture | 0.155 ± 0.15 | |
| Optical loss (1550 nm), dB/km | < 5 | |
| Line beat length, mm | 7 ± 2 | |
| Circular beat length, mm | 100 ± 30 | |
| MFD@1550, µm | 7.4 ± 0.5 | |
| Spin pith (nominal), mm | 3 ÷ 10 ± 10% | |
| Proof test, % | 0.5 | |
| Coating type | Dual acrylate | |
