Wavelength Division Multiplexer (WDM) is used to combine light with different wavelengths into a fiber or separate an optical signal into two fibers. It is based on thin film filter technology and metally packaged, which can be used in high-power applications in WDM systems.
| Features |
| Low insertion loss |
| High return loss |
| High directivity |
| Environmentally stable |
| Optical path epoxy free |
| Applications |
| CATV systems |
| DWDM systems |
| Erbium-doped fiber amplifier (EDFAs) |
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| Specifications (TFF WDM) |
| Parameter | 1310/1550nm | 1480/1550nm | 1510/1550nm | 980/1550nm |
1550/1625nm |
Units |
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| Passband | Wavelength |
1270~1350/ 1530~1600 |
1450~1490/ 1530~1580 |
1500~1520/ 1530~1570 |
950~1010/ 1500~1600 |
1528~1563/ 1615~1635 |
nm |
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| Insertion Loss | Max | 0.7 | 1.0 | dB |
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| Isolation | Min | 30 | 35 | dB |
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| Reflection Band | Wavelength |
1530~1600/ 1270~1350 |
1530~1580/ 1450~1490 |
1530~1570/ 1500~1520 |
1500~1600/ 950~1010 |
1615~1635/ 1528~1563 | nm |
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| Insertion Loss | Max | 0.5 | 0.6 | dB |
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| Isolation | Min | 12 | 15 | dB |
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| Thermal Stability | Min | 0.005 | 0.007 | dB/ºC |
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| Return Loss | Min | 50 | 45 | dB |
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| PDL | Max | 0.10 | dB |
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| Handling Power | Max | 300 | mW |
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| Operating Temperature | -5 to +70 | -10 to +65 | ºC |
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| Storage Temperature | -40 to +85 | ºC |
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| * The specification is for the TFF WDM without connector. |
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| Wavelength | Ports | Remarks | Datasheet |
| 966~986 / 1020~1040 nm | 1x2 | Max. Handling Power: 1W |
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| 966~986 / 1054~1074 nm | 1x2 |
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| 970~990 / 1020~1040 nm | 1x2 |
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| 1270~1350 / 1460~1480 nm | 1x2 |
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| 1270~1350 / 1620~1650 nm | |||
| 1290~1330 / 1470~1630 nm | 1x2 |
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| 1440~1480 / 1520~1660 | 1x2, 2x2 |
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| 1455~1500 / 1400~1440 nm | 1x2 |
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| 1460~1480 / 1620~1650 nm | 1x2 |
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| 1520~1554 / 1563~1600 nm | 1x2 |
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| 1520~1564 / 1545~1600 nm | |||
| 1520~1564 / 1570~1600 nm | |||
| 1527~1533 / 1536~1565 nm | 1x2 |
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| 1528~1543 / 1547~1563 nm | 1x2 |
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| 1528~1563 / 1570~1610 nm | 1x2 |
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| 1528~1563 / 1615~1635 nm | 1x2, 2x2 |
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| 1530~1543.7 / 1548~1561 nm | 1x2 |
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| 1530~1560 / 1570~1600 nm | 1x2, 2x2 |
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| 1530~1570 / 1059~1069 nm | 1x2 |
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| 1530~1570 / 1460~1480 nm | 1x2 |
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| 1530~1580 / 960~1000 nm | 1x2 |
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| 1530~1580 / 970~990 nm | 1x2 | Max. Handling Power: 300mW |
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| 1530~1580 / 980~1010 nm | 1x2 | With Isolator (Single/Dual Stage) |
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| 1530~1580 / 1450~1490 nm | 2x2 | With Tap Port and Isolator |
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| 1530~1580 / 1450~1490 nm | 1x2 | Max. Handling Power: 2W |
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| 1530~1580 / 1450~1520 nm | 1x2 |
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| 1530~1610 / 1410~1490 nm | 1x2 |
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| 1537~1543 / 1525~1535 & 1545~1565 nm | 1x2 |
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| 1543~1547 / 1500~1535 & 1555~1580 nm | 1x2 |
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| 1547~1553 / 1525~1545 & 1555~1565 nm | 1x2 |
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| 1549~1565 / 1520~1545 nm | 1x2 |
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| 1550~1554 / 1440~1480 & 1620~1660 | 1x2, 2x2 |
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| 1563.5~1576.5 / 1550~1560 nm | 1x2 |
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| 1565~1575 / 1535~1552 nm | 1x2 |
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| 1571~1605 / 1530~1561 nm | 1x2 |
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| 1615~1635 / 1280~1340 & 1520~1580 nm | 1x2 |
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| 1620~1660 / 1440~1554 | 1x2, 2x2 |
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| 1650~1660 / 1540~1560 nm | 1x2 |
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Multimode Filter WDM |
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| Wavelength | Remarks | Datasheet | |
| 830~870 / 1290~1330 nm |
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| 1290~1330 / 830~870 nm | |||
| For customized specification on the TFF WDM, please contact us at contact@optolinkcorp.com. | |
| Ordering Codes |
OLWDM - T - [Configuration] - [Wavelength (Passband/Reflection Band)] - [Fiber Type] - [Connector Type] |
| Configuration | Code |
Wavelength (Passband/Reflection Band) |
Code |
Fiber Type |
Code |
Connector Type |
Code |
| 1 x 2 | 12 | 1310nm / 1550nm | 135 | 250μm bare fiber | 25 |
No Connector |
NC |
| 2 x 2 | 22 |
1550nm / 1310nm |
135R | 900μm loose tube | 90 |
FC/APC |
FA |
| 1480nm / 1550nm | 145 |
FC/PC |
FP |
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| 1550 nm / 1480nm | 145R |
FC/UPC |
FU |
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| 1510nm / 1550nm |
155 |
SC/APC |
SA |
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| 1550nm / 1510nm |
155R |
SC/PC |
SP |
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| 980nm / 1550nm |
985 |
ST/UPC |
ST |
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| 1550nm / 980nm |
985R |
SC/UPC |
SU |
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| 1550nm / 1625nm |
156 |
LC/PC |
LP |
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| 1625nm / 1550nm |
156R |
LC/UPC |
LU |
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MU/PC |
MP |
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| * Opto-Link Corporation Ltd reserves the right to make changes to the TFF WDM without notice. | |
