双波段碳涂层单模光纤
DualBand Carbon Coated SM Fiber
Hermetic coating
High operating temperature, up to 150C and 300C
Low attenuation
Excellent core cladding concentricity
Hydrogen resistant
..
Dual Band Carbon Coated SM Fiber
- Hermetic coating
- High operating temperature, up to 150°C and 300°C
- Low attenuation
- Excellent core cladding concentricity
- Hydrogen resistant
- Improved fatigue resistance
Typical Applications:
- Distributed temperature sensors (DTS)
- Distributed acoustic sensors (DAS)
- Distributed strain sensors (DSS)
Product list：
- SM1250(10.4/125)CHT Single-mode fiber designed for use at 1550nm with carbon high temperature acrylate coating
- SM1250(10.4/125)CP Single-mode fiber designed for use at 1550nm with carbon and polyimide coating.
|
Model
|
SM1250(10.4/125)CHT
|
SM1250(10.4/125)CP
|
|---|---|---|
|
Operating Wavelength (nm)
|
1260 - 1650
|
1260 - 1650
|
|
Cut-Off Wavelength (nm)
|
1190 - 1330
|
1190 - 1330
|
|
Numerical Aperture
|
0.11 – 0.14
|
0.11 – 0.14
|
|
Mode Field Diameter (μm)
|
9.6 - 11.2
|
9.6 - 11.2
|
|
Attenuation (dB/km)
|
<0.4 @1310nm
<0.3 @1550nm |
<0.7 @1310nm
<0.6 @1550nm |
|
Proof Test (%)
|
1 or 2 (100 or 200 kpsi)
|
1 or 2 (100 or 200 kpsi)
|
|
Cladding Diameter (μm)
|
125 ± 2
|
125 ± 2
|
|
Core Cladding Concentricity (μm)
|
≤1.0
|
≤1.0
|
|
Coating Diameter (μm)
|
245 ± 15
|
155 ± 5
|
|
Coating Type
|
Carbon High Temperature Acrylate
|
Carbon Polyimide
|
|
Operating Temperature (°C)
|
-55 to +150
|
-55 to +300
|
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