Product features:
1. Low insert loss.
2. Low polarization dependence.
3. Environmental Stability.
Applications:
1. FTTX (FTTP, FTTH, FTTN, FTTC).
2. LAN.
3. CATV.
4. Test & measurement.
Specifications of FBT Coupler:
| Split ratio | 5% x 95% | 10% x 90% | 15% x 85% | 20% x 80% | 30% x 70% | 40% x 60% | 50% x 50% |
| Main-port Insert loss | Max 0.4dB | Max 0.75dB | Max 1.0dB | Max 1.3dB | Max 1.9dB | Max 2.7dB | Max 3.5dB |
| Sub-port Insert loss | ≤12.05~14.15dB | ≤9.2~11.0dB | ≤9.5dB | ≤7.9dB | ≤6.0dB | ≤4.7dB | ≤3.5dB |
| Return loss | Without connector≥55dB, With UPC connector≥50dB, With APC connector ≥60dB | ||||||
| PDL | ≤0.2dB | ||||||
| Directivity | ≥55dB | ||||||
| Operating Wavelength | 1310±40nm, 1550±40 nm, 1310&1550±40nm, 1310&1490&1550±20nm | ||||||
| Operating temp | -40 ~ +70°C | ||||||
| Storage temp | -40 ~ +85°C | ||||||
| Fiber type | Single mode | ||||||