其它产品
Polarization Maintaining Filter WDM
Description
The PM Fliter Wavelength Division Multiplexer combines two different wavelength into one fiber, based on environmentally stable thin film filter technology. The PM FWDM is designed mainly for EDFA, Pump lasers,commucation system,characterized with high isolation, low insertion loss, high return loss, excellent environmental stability ,high power handling capability and wide band.
| Specifications | |||||
| Parameters | Unit | Values | |||
| Type | nm | 1064/980 | 1550/980 | 1550/1064 | 1550/1480 |
| Transmission Wavelength | nm | 1020~1080 | 1520~1580 | 1520~1580 | 1535~1565 |
| Reflection Wavelength | nm | 960~990 | 960~990 | 1020~1080 | 1480±10 |
| Max.Insertion Loss of Transmission Channel | dB | 0.8 | 0.7 | 0.8 | 0.8 |
| Max.Insertion Loss of Reflection Channel | dB | 0.6 | 0.5 | 0.6 | 0.6 |
| Min.Transmission Isolation@Reflection Wavelength | dB | 25 | 30 | 25 | 25 |
| Min.Reflection Isolation@Transmission Wavelength | dB | 12 | 15 | 12 | 12 |
| Max.Channel Flatness | dB | 0.4 | |||
| Min.Extinction Ratio at 23℃ | dB | 18 | |||
| Max.Wavelength thermal stability | nm/℃ | 0.003 | |||
| Max.Insertion loss thermal Stability | dB/℃ | 0.005 | |||
| Min.Return Loss | N | 50 | |||
| Max.Power Handling (CW) | mW | 300 | |||
| Fiber Type | - | PM Panda fiber | |||
| Operating Temperature | ℃ | 0~+70 | |||
| Storage Temperature | ℃ | -40~+85 | |||
| For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower; | |||||
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The default connector key is aligned to slow axis; |
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{loadmodule mod_custom,Important Notice}
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