High Stability Fiber Optic Splitter Multimode To Singlemode Fiber Coupler
1ΧN Multimode Coupler
Feature
1.Passed Telcordia GR-1221-CORE, and 85°C,85%RH test up to 1500 hours
2.Low excess loss
Technical Specification
| Type | 1 Χ 2 Multimode Coupler( MMC ) |
| Wavelength(nm) | 850 or on Request |
| Bandwidth(nm) | ±20 |
| Coupling Ratio | 50/50 | 40/60 | 30/70 | 20/80 |
| Grade | P | S | P | S | P | S | P | S |
| Insertion
Loss (dB) | MA× | 3.7 | 4.0 | 4.7/2.7 | 5.0/3.0 | 6.0/2.1 | 6.3/2.4 | 7.8/1.4 | 8.1/1.7 |
| Uniformity(dB) | MA× | 0.5 | 0.7 | / | / | / | / | / | / |
| Directivity(dB) | ≥40 |
| Operating
Temperature(°C) | -20~75 |
| | |
| Type | 1 Χ N Monolithic Multimode Coupler( MMC ) |
| Wavelength(nm) | 850 or on Request |
| Bandwidth(nm) | ±20 |
| Coupling Ratio | 1Χ3 | 1Χ4 |
| Grade | P | P | S | S | P | P | S | S |
| Insertion
Loss(dB) | MA× | 5.4 | 6.0 | ≤7.3 | ≤7.8 |
| Uniformity(dB) | MA× | 0.9 | 1.2 | ≤1.2 | ≤1.5 |
| Directivity(dB) | ≥40 |
| Operating Temperature (°C) | -20~75 |
1ΧN Singlemode Coupler
Feature
1.Passed Telcordia GR-1221-CORE, and 85°C,85%RH test up to 1500 hours
2.Low e×cess lossTechnical Specification
| Type | 1 Χ 2 Singlemode Coupler( SMC ) |
| Wavelength(nm) | 1310 , 1550 , 1310&1550 |
| Bandwidth(nm) | ±20 , ±40 |
| Coupling Ratio | 50/50 | 40/60 | 20/80 | 10/90 |
| Grade | P | S | P | S | P | S | P | S |
| Insertion
Loss(dB) | MA× | 3.4 | 3.6 | 4.4/2.6 | 4.6/2.8 | 7.5/1.2 | 8.0/1.3 | 11.0/0.65 | 12.0/0.8 |
| Uniformity(dB) | MA× | 0.5 | 0.7 | / | / | / | / | / | / |
| PDL(dB) | MA× | 0.15 | 0.2 | 0.2 | 0.25 | 0.2 | 0.25 | 0.2 | 0.3 |
| Directivity(dB) | ≥50 |
| Operating
Temperature(°C) | -20 ~ 75 |
| Type | 1 Χ 2 Tap Coupler( WTC ) |
| Wavelength(nm) | 1550 or on Request |
| Bandwidth(nm) | ±20 |
| Coupling Ratio | 1/99 | 2/98 | 5/95 |
| Grade | P | S | P | S | P | S |
| Insertion
Loss(dB) | MA× | 21.5/0.22 | 20.0/0.3 | 18.5/0.25 | 19.5/0.35 | 14.0/0.4 | 14.5/0.5 |
| PDL(dB) | MA× | 0.25/0.10 | 0.30/0.15 | 0.25/0.10 | 0.30/0.15 | 0.25/0.10 | 0.30/0.15 |
| Directivity(dB) | ≥50 |
| Operating
Temperature(°C) | -20 ~ 75 |
| Type | Three-Windows Coupler( TWC ) |
| Wavelength(nm) | 1310&1490&1550 |
| Bandwidth(nm) | 1310±40 , 1490±10 , 1550±40 |
| Coupling Ratio | 50/50 | 40/60 | 20/80 | 10/90 |
| Grade | P | S | P | S | P | S | P | S |
| Insertion
Loss(dB) | MA× | 3.7 | 4.0 | 4.7/2.7 | 5.0/3.0 | 7.8/1.4 | 8.1/1.7 | 11.2/0.9 | 11.6/1.2 |
| Uniformity(dB) | MA× | 0.5 | 0.7 | / | / | / | / | / | / |
| PDL(dB) | MA× | 0.15 | 0.2 | 0.2 | 0.25 | 0.2 | 0.25 | 0.2 | 0.3 |
| Directivity(dB) | ≥50 |
| Operating
Temperature(°C) | -20 ~ 75 |
| Type | 1 Χ N Monolithic Singlemode Coupler( MSC ) |
| Wavelength(nm) | 1310 , 1550 or on Request |
| Bandwidth(nm) | ±20 |
| Coupling Ratio | 1 Χ 3 | 1 Χ 4 |
| Grade | P | P | S | S | P | P | S | S |
| Insertion
Loss(dB) | MA× | 5.4 | 5.7 | 7.0 | 7.4 |
| Uniformity(dB) | MA× | 0.8 | 1.2 | 1.2 | 1.5 |
| PDL(dB) | MA× | 0.2 | 0.3 | 0.2 | 0.3 |
| Directivity(dB) | ≥50 |
| Operating
Temperature (°C) | -20 ~ 75 |
