Telecoms PM Fiber
For EDFA pumps, Raman pump Lyot depolarizers and telecommunications applications
- Ultra-short beat-length variants for superior polarization performance
- Splice compatible with both standard SM fibers and other PM fibers
- Available in both 245μm and 400μm coating diameters
- Tested in accordance with Telecordia GR-20-CORE
- Excellent geometry for splicing
Typical Applications:
- Pump diode pigtails
- Erbium Doped Fiber Amplifier (EDFA)
- Cable Television (CATV)
- Interferometric sensors
- Lyot depolarizers
Comparison
| | HB980T | HB1250T (245) | HB1250T (400) | HB1480T (245) | HB1480T (400) | HB1500T (245) | HB1500T (400) |
|---|---|---|---|---|---|---|---|
| Operating Wavelength (nm) | 980-1310 | 1300-1480 | 1300-1480 | 1480-1550 | 1480-1550 | 1520-1650 | 1520-1650 |
| Cut-Off Wavelength (nm) | 870-970 | 1100-1290 | 1100-1290 | 1290-1450 | 1290-1450 | 1290-1520 | 1290-1520 |
| Numerical Aperture | 0.13-0.15 | 0.11-0.13 | 0.11-0.13 | 0.11-0.13 | 0.11-0.13 | 0.11-0.13 | 0.11-0.13 |
| Mode Field Diameter (μm) | 5.3-6.4 @980nm | 8.1-9.9 @1310nm | 8.1-9.9 @1310nm | 9.1-10.8 @1480nm | 9.1-10.8 @1480nm | 9.6-11.7 @1550nm | 9.6-11.7 @1550nm |
| Attenuation (dB/km) | ≤3 @980nm | ≤2 @1310nm | ≤2 @1310nm | ≤2 @1480nm | ≤2 @1480nm | ≤2 @1550nm | ≤2 @1550nm |
| Beat-Length (mm) @633nm | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 |
| Proof Test (%) | 1 or 2 (100 or 200 kpsi) | 1 or 2 (100 or 200 kpsi) | 1 or 2 (100 or 200 kpsi) | 1 or 2 (100 or 200 kpsi) | 1 or 2 (100 or 200 kpsi) | 1 or 2 (100 or 200 kpsi) | 1 or 2 (100 or 200 kpsi) |
| Cladding Diameter (μm) | 125 ± 1 | 125 ± 1 | 125 ± 1 | 125 ± 1 | 125 ± 1 | 125 ± 1 | 125 ± 1 |
| Core Cladding Concentricity (μm) | ≤0.6 | ≤0.6 | ≤0.6 | ≤0.6 | ≤0.6 | ≤0.6 | ≤0.6 |
| Coating Diameter (μm) | 245 ± 7 | 245 ± 7 | 400 ± 20 | 245 ± 7 | 400 ± 20 | 245 ± 7 | 400 ± 20 |
| Coating Type | Dual Layer Acrylate | Dual Layer Acrylate | Dual Layer Acrylate | Dual Layer Acrylate | Dual Layer Acrylate | Dual Layer Acrylate | Dual Layer Acrylate |
| Operating Temperature (ºC) | -55 to +85 | -55 to +85 | -55 to +85 | -55 to +85 | -55 to +85 | -55 to +85 | -55 to +85 |
Specifications
Product Variants Explained
HB980T | PM pump fiber for use in telecoms style 980nm pumps |
HB1250T (245) | PM transmission fiber for use around 1310nm |
HB1250T (400) | Thick coating PM transmission fiber for use around 1310nm for improved micro-bend resistance |
HB1500T(245) | PM transmission and depolarizer fiber for use around 1550nm |
HB1500T(400) | Thick coating PM transmission fiber for use around 1550nm for improved micro-bend resistance |
Product Specifications
| Operating Wavelength (nm) | 980 - 1310 |
|---|---|
| Cut-Off Wavelength (nm) | 870 - 970 |
| Numerical Aperture | 0.13 - 0.15 |
| Mode Field Diameter (μm) | 5.3 - 6.4 @980nm |
| Attenuation (dB/km) | ≤3 @980nm |
| Beat-Length (mm) @633 | ≤2.0 |
| Proof Test (%) | 1 or 2 (100 or 200 kpsi) |
| Cladding Diameter (μm) | 125 ± 1 |
| Core Cladding Concentricity (μm) | ≤0.6 |
| Coating Diameter (μm) | 245 ± 7 |
| Coating Type | Dual Layer Acrylate |
| Operating Temperature (°C) | -55 to +85 |
Resources
Technical Bulletins File telecoms_pm_fiber_md07.7.pdf