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Polarization Maintaining Isolator(1310nm,1480nm,1550nm)
Description
the PM Isolator is disigned to transmit positive light ,while blocking the reflected light from the terminal. The PM isolator is characterized with low insertion loss, high isolation, high return loss, high extinction ratio and excellent environmental stability and reliability. it´s the critical device of polarization maintaining fiber amplifers, fiber lasers, high speed communication systems and instrumentation applications, EDFA, PM Isolator has ´slow axis working,fast axis blocked´ and ´both axis woring´ can be selected
| Specifications | |||||
| Parameter | Unit | Value | |||
| Stage | - | Single | Dual | ||
| Grade | - | P | A | P | A |
| Center Wavelength | nm | 1310,1480,1550 | |||
| Operating Wavelength Range | nm | ±20 | |||
| Typ. Peak Isolation at 23℃ | dB | 42 | 40 | 58 | 55 |
| Min. Isolation at 23℃ | dB | 28 | 26 | 48 | 45 |
| Typ.Insertion Loss at 23℃ | dB | 0.4 | 0.5 | 0.5 | 0.6 |
| Max.Insertion Loss at 23℃ | dB | 0.55 | 0.65 | 0.65 | 0.8 |
| Min.Extinction Ratio(only for B type) | dB | 20 | 18 | 20 | 18 |
| Min.Extinction Ratio(only for F type) | dB | 25 | 23 | 25 | 23 |
| Min.Return Loss (input/output) | dB | 50/50 | |||
| Max.Optical Power(CW) | mW | 500 | |||
| Max.Tensile Load | N | 5 | |||
| Fiber Type | - | PM Panda Fiber | |||
| Operating Temperature | ℃ | -5~+70 | |||
| Storage Temperature | ℃ | -40~+85 | |||
| For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower; | |||||
| The default connector key is aligned to slow axis; | |||||
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