1. Low attenuation at DTS operating wavelength
2. High bandwidth at 1550nm
|
Fibre Type |
GI 62.5/125-27/250DTS | GI 50/125-20/250DTS | ||
|---|---|---|---|---|
|
Part No. |
GI2015-B | GI2012-B | ||
|
Optical Properties |
||||
|
Numerical Aperture (NA) |
0.275 ± 0.020 | 0.195 ± 0.020 | ||
|
Loss |
@1300nm（dB/km) |
≤ 0.60 |
≤ 0.60 | |
|
@1450 nm（dB/km) |
≤ 0.50 |
≤ 0.50 |
||
|
@1550 nm（dB/km) |
≤ 0.40 |
≤ 0.40 | ||
|
@1650 nm（dB/km) |
≤ 0.50 |
≤ 0.50 | ||
|
Splicing Loss (dB) |
≤ 0.1 |
≤ 0.1 |
||
|
Bandwidth |
@1300 nm（MHz·km) |
≥ 200 |
≥ 200 |
|
|
@1550 nm（MHz·km) |
≥ 800 | ≥ 500 | ||
|
Geometrical Properties |
||||
| Core Radium (μm) | 62.5 ± 2.0 | 50.0 ± 2.0 | ||
|
Cladding Diameter(μm) |
125.0 ± 1.0 | 125.0 ± 1.0 | ||
|
Fibre Diameter (μm) |
245.0 ± 7.0 | 245.0 ± 7.0 | ||
| Core/Cladding Concentricity (μm) |
≤ 1.5 |
≤ 1.5 |
||
| Core Non-circularity (%) |
≤ 5.0 |
≤ 5.0 |
||
| Cladding Non-circularity (%) | ≤ 1.0 | ≤ 1.0 | ||
|
Mechanical Properties |
||||
|
Proof Test Level (kpsi) |
≥ 100 |
≥ 100 |
||
|
Environmental Properties |
||||
|
Operating Temperature Range（℃) |
-40 to +85 |
-40 to +85 |
||
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