
2 μm 4-Port Polarization Maintaining Circulator
| Key Features | Applications |
| High Isolation | Fiber Laser |
| Compact Size | Fiber Sensing |
|
Parameter |
Unit |
Value |
|
|
Type |
Type A |
Type B |
|
|
Center Wavelength (λc) |
nm |
2000 |
|
|
Operating Wavelength Range |
dB |
λc ± 30 |
λc ± 20 |
|
Typ. Insertion Loss (for Type1), λc |
dB |
1.3 |
1.2 |
|
Max. Insertion Loss (for Type1), All Wavelength Range |
dB |
1.6 |
1.5 |
|
Typ. Insertion Loss (for Type2), λc |
dB |
1.5 |
1.4 |
|
Max. Insertion Loss (for Type2), All Wavelength Range |
dB |
1.8 |
1.7 |
|
Peak Isolation |
dB |
52 |
40 |
|
Typ. Isolation, λc |
dB |
50 |
30 |
|
Min. Isolation, All Wavelength Range |
dB |
40 |
20 |
|
Min. Extinction Ratio |
dB |
18 |
18 |
|
Min. Crosstalk (1 → 3, 2 → 4) |
dB |
50 |
|
|
Min. Return Loss |
dB |
55 |
|
|
Max. Optical Power (Continuous Wave) |
mW |
300 |
|
|
Fiber Type |
- |
Type 1: PM 1550 Panda Fiber for all Ports |
|
|
- |
Type 2: PM1950 Panda Fiber for all Ports |
||
|
Max. Tensile Load |
N |
5 |
|
|
Operating Temperature |
℃ |
- 5 to + 70 |
|
|
Storage Temperature |
℃ |
- 40 to + 85 |
|
1IL is 0.3 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.
2The routing path: Type A: 1 → 2, 2 → 3, 3 → 4; Type B: 1 → 2, 2 → 3, 3 → 4, 4 → 1.
This product belongs to F-tone Networks' optical components product line. For detailed specifications, please contact our sales team. Thank you!
Important Notice:
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
