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 |