Special WDM
special wavelength WDM such as 980/1064nm, 1064/1550nm,1550/1625nm WDM. Raman
Pump Combiner is designed for combining the multiple pumps with different wavelengths
for Ramanamplifiers.
Features
- Wavelength on customer request
- Coupling ratio on customer request
- Low excess loss
- High stability and reliability
Applications
- Fiber sensors
- Optical communication systems
- Testing instruments
Specifications
| Parameter |
Special WDM |
| Operating wavelength (nm) |
980 / 1064 |
1064 / 1550 |
1550 /1625 |
| Operating bandwidth (nm) |
±5 |
±15 |
±5 |
| Insertion loss (dB) |
P |
≤0.3 |
| A |
≤0.4 |
| Isolation (dB) |
P |
≥14 |
≥18 |
≥14 |
| A |
≥13 |
≥17 |
≥13 |
| PDL (dB) |
P |
|
≤0.10 |
|
| A |
|
≤0.15 |
|
| Directivity (dB) |
≥55 |
| Operating temperature (ºC ) |
-40 ~ +85 |
| Parameter |
Raman Pump Combiner |
| |
15~ 20nm |
>20nm |
| Operating wavelength (nm) |
Upon customer request |
| Grade |
P |
A |
P |
A |
| Center insertion loss (dB) |
≤0.5 |
≤0.6 |
≤0.4 |
≤0.5 |
| Center isolation (dB) |
≥14 |
| Directivity (dB) |
≥55 |
| Operating temperature (ºC ) |
-40 ~ +85 |
Our Service
We provide all our products with high quality, competitive price, short delivery lead time and excellent after-sales services.
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Audited Supplier 
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