Fused tapered three-window optical splitter (FBT)
Products feature
- All-Fiber Structure
- high reliability
- Good optical properties
- Optional Fiber Type
- Low polarization sensitivity
- Resistance to environmental change
- Fiber to Home
- Local Loop
- Passive Optical Network
- Optical Fiber Communication System
- Optical Fiber Testing Equipment
- Optical Fiber Sensor
- CATV LAN
| Item | Unit | Target |
| Central wavelength | nm | 1310 &1490& 1550 |
| Bandwidth | nm | ±40 |
| Coupling ratio | % | 1 ~ 50 |
| Typical additional loss | dB | 0.20 |
| Maximum polarization sensitivity | dB | 0.20 |
| Minimum directivity | dB | 50 |
| Maximum uniformity | dB | 0.7 |
| Typical flatness* | dB | 0.35 |
| Maximum temperature coefficient | dB/℃ | 0.002 |
| Working temperature | oC | -40 ~ +85 |
| Storage temperature | oC | -40 ~ +85 |
| Shape size | mm | C: 3.0×54 (250mm bare fiber) ?F: 3.5×72 (0.9mm loose sleeve)M: 100×19×9 ?O: 100×80×9 ?L: 140×120×18 |
| High temperature test | 85±2oC，5000 hours |
| Hygrothermal test | 75±2oC/90±5%RH，5000 hours |
| Cryogenic test | -40±5oC，5000 hours |
| Immersion test | 43±2oC/PH5.5±0.5，168 hours |
| Temperature Cycle Test | -40±2oC to 85±2oC，500 cycles |
| Vibration test | 10Hz to 2000Hz,vibration range,1.52mm3directions，4hours/direction |
| Impact test | 1.8m high，3 directions，8times/direction |