Polyimide Coated SM Fiber
For embedded and high temperature applications
- Polyimide coated enabling survival at temperatures up to 300°C
- Ultra-low and low profile, bend insensitive fiber for downhole Seismic geophone sensors and high temperature distributed pressure and temperature sensors
- Enhanced photosensitivity
- Maintains composite material strength when embedded
Typical Applications:
- Downhole sensors
- Geophones
- DTS, DAS, DSS and DPS
- Embedded sensors
- FBGs
- Biomedical in vivo sensors
- High temperature sensors
Comparison
| | SM1250 (10.4/125)P * | SM1500 (4.2/125)P | SM1500 (6.4/125)P | SM1500 (7.8/125)P | SM1500 (9/125)P |
|---|---|---|---|---|---|
| Operating Wavelength (nm) | 1260-1650 | 1520-1650 | 1520-1650 | 1520-1650 | 1520-1650 |
| Cut-Off Wavelength (nm) | 1190-1290 | 1350-1520 | 1350-1520 | 1350-1520 | 1300-1500 |
| Numerical Aperture | 0.11-0.14 | 0.29-0.31 | 0.19-0.21 | 0.15-0.17 | 0.13-0.15 |
| Mode Field Diameter (μm) | 9.6-11.2 1550nm | 4.0-4.5 1550nm | 6.0-6.8 1550nm | 7.4-8.6 1550nm | 8.5-9.9 1550nm |
| Attenuation (dB/km) | ≤0.7 @1310nm ≤0.6 @1550nm | ≤2.5 @1550nm | ≤0.75 @1550nm | ≤0.7 @1550nm | ≤0.6 @1550nm |
| 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) |
| Cladding Diameter (μm) | 125 ± 2 | 125 ± 2 | 125 ± 2 | 125 ± 2 | 125 ± 2 |
| Core Cladding Concentricity (μm) | ≤0.75 | ≤0.5 | ≤0.75 | ≤0.75 | ≤0.4 |
| Coating Diameter (μm) | 155 ± 5 | 155 ± 5 | 155 ± 5 | 155 ± 5 | 155 ± 5 |
| Coating Type | Polyimide | Polyimide | Polyimide | Polyimide | Polyimide |
| Operating Temperature (ºC) | -55 to +300 | -55 to +300 | -55 to +300 | -55 to +300 | -55 to +300 |
Specifications
Product Variants Explained
SM1250(10.4/125)P | Single-mode fiber designed for use at 1310nm and 1550nm with polyimide coating. |
SM1500(4.2/125)P | Bend insensitive and highly photosensitive high temperature fiber for coiled sensors and FBG sensors in high temperatures |
SM1500(6.4/125)P | Highly germanium doped fiber for sensor applications up to +300°C |
SM1500(7.8/125)P | High temperature bridging fiber for use up to +300°C |
SM1500(9/125)P | Polyimide coated transmission and distributed sensing fiber |
SM1500(4.2/50)P | Bend insensitive polyimide coated fiber for high reliability miniature coils |
SM1500(4.2/80)P | High temperature bend insensitive and photosensitive fiber for embedded and coiled sensors |
SM1500(5.3/80)P | Bend insensitive coiled sensor fiber for micro-acoustic “fracking sensors” |
SM1500(6.4/80)P | Reduced cladding diameter coiled sensor fiber for micro-acoustic “fracking sensors” |
SM1500(7.8/80)P | “Bridging fiber” for reduced splice losses between sensor fibers and telecoms fibers |
Product Specifications
| Operating Wavelength (nm) | 1260 - 1650 |
|---|---|
| Cut-Off Wavelength (nm) | 1190 - 1330 |
| Numerical Aperture | 0.11 - 0.14 |
| Mode Field Diameter (μm) | 9.6 - 11.2 @1550nm |
| Attenuation (dB/km) | ≤0.7 @1310nm ≤0.6 @1550nm |
| Proof Test (%) | 1 or 2 (100 or 200 kpsi) |
| Cladding Diameter (μm) | 125 ± 2 |
| Core Cladding Concentricity (μm) | ≤0.75 |
| Coating Diameter (μm) | 155 ± 5 |
| Coating Type | Polyimide |
| Operating Temperature (°C) | -55 to +300 |