Graded Index Multimode Pure Silica Core Fiber
- Coatings available for 150°C and 300°C
- Graded Index profile
- High bandwidth
- Hermetic coating option
- Hydrogen resistance
Typical Applications:
- Distributed temperature sensing
- Pipeline monitoring
- Fire detection systems
- Production/injection monitoring
- DTS in hydrogen
- DTS in radiation
Comparison
| | GIMMSC(50/125)HT | GIMMSC(50/125)CHT | GIMMSC(50/125)P | GIMMSC(50/125)CP* |
|---|---|---|---|---|
| Operating Wavelength (nm) | 600-1750 | 600-1750 | 600-1750 | 600-1750 |
| Numerical Aperture | 0.18-0.22 | 0.18-0.22 | 0.18-0.22 | 0.18-0.22 |
| Attenuation (dB/km) | ≤3.0 @850nm ≤1.2 @1300nm | ≤3.0 @850nm ≤1.2 @1300nm | ≤3.0 @850nm ≤1.2 @1300nm | ≤3.0 @850nm ≤1.2 @1300nm |
| 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) |
| Bandwidth (MHz.km) | 300/300 @850/1300nm | 300/300 @850/1300nm | 300/300 @850/1300nm | 300/300 @850/1300nm |
| Cladding Diameter (μm) | 125 ± 1 | 125 ± 2 | 125 ± 1 | 125 ± 2 |
| Core Cladding Concentricity (μm) | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 |
| Core Diameter (μm) (nominal) | 50 | 50 | 50 | 50 |
| Coating Diameter (μm) | 245 ± 7 | 245 ± 7 | 155 ± 5 | 155 ± 5 |
| Coating Type | High Temperature Acrylate | Carbon High Temperature Acrylate | Polyimide | Carbon Polyimide |
| Operating Temperature (°C) | -50 to +150 | -50 to +150 | -50 to +300 | -50 to +300 |
| * High Bandwidth / High NA variants available. |
Specifications
Product Variants Explained
| GIMMSC(50/125)HT | Graded index multimode pure silica core fiber with 50µm core, 125µm cladding with high temperature acrylate coating. |
| GIMMSC(50/125)CHT | Graded index multimode pure silica core fiber with 50µm core, 125µm cladding with carbon and high temperature acrylate coatings. |
| GIMMSC(50/125)P | Graded index multimode pure silica core fiber with 50µm core, 125µm cladding with polyimide coating. |
| GIMMSC(50/125)CP | Graded index multimode pure silica core fiber with 50µm core, 125µm cladding with carbon and polyimide coatings. |
Product Specifications
| Operating Wavelength (nm) | 600 - 1750 |
|---|---|
| Numerical Aperture | 0.18 - 0.22 |
| Core Diameter (μm) | 50 (nominal) |
| Attenuation (dB/km) | ≤3.0 @850nm ≤1.2 @1300nm |
| Proof Test (%) | 1 or 2 (100 or 200 kpsi) |
| Bandwidth (MHz.km) | 300/300 @850/1300 |
| Cladding Diameter (μm) | 125 ± 1 |
| Core Cladding Concentricity (μm) | ≤2.0 |
| Coating Diameter (μm) | 245 ± 7 |
| Core Diameter (μm) (nominal) | 50 |
| Coating Type | High Temperature Acrylate |
| Operating Temperature (°C) | -50 to +150 |
Resources
Technical Bulletins File graded_index_multimode_pure_silica_core_fiber_md43.6.pdf