| Multi-mode
Star/Tree Couplers | |
|
Description |
|
Multi-mode
Fused Fiber Star/Tree Couplers are designed by
series-connecting basic units to eliminatethe modal
sensitivity. It can be widely used in LON, PON and
Optic-fiber Sensor
systems. | |
|
Features |
- Low Excess Loss
- Operating Bandwidth (800nm - 1600nm)
- Good Environmental Stability
| |
Multi-mode Star/Tree
Couplers |
|
Applications |
- Optical Communication Systems
- LAN
- Passive Optical Networks
- Optical-fiber Sensor
- Optical-fiber Test Equipment
| |
|
Specifications |
|
| Operating
Bandwidth (nm) |
800 and
1600 |
| Star Structure
|
4 x 4 |
8 x 8 |
16 x 16 |
| Tree Structure
|
1 x 4 |
1 x 8 |
1 x 16 |
| Typical Excess
Loss (dB) |
1.5 |
2.0 |
3.0 |
| Maximum Insertion
Loss (dB) |
8.4 |
11.8 |
16.0 |
| Uniformity (dB)
|
1.0 |
1.5 |
2.0 |
| Minimum
Directivity (dB) |
>45
|
| Fiber Type (um)
|
Corning50/125 or 62.5/125 |
| Operating
Temperature (¡ã? |
-25 ~
+75 |
| Storage
Temperature (¡ã? |
-40 ~
+85 |
| Industry Standard
|
Bellcore TA-NWT-001221/001209
| | |
