1. Description:
Isolators are directional optical component used in fiber optical module, EDFA, and communication systems.
2. Features:
High isolation
Low insertion loss
High return loss
3. Applications:
??EDFA
Communication systems
Normal Size for non pm fiber
Normal Size for pm fiber
Higher Power Size
Testing instruments
4. Specifications：
|
Type Parameter |
Unit |
≤5W (PM or Non-PM Isolator) |
5W~10W (Non-PM Isolator) |
||
|
Single Stage |
Dual Stage |
Single Stage |
Dual Stage |
||
|
Center wavelength |
nm |
1310 or 1550 |
|||
|
Operating bandwidth |
nm |
± 15 |
|||
|
Isolation @23℃ |
dB |
≥30 |
≥46 |
≥30 |
≥46 |
|
Insertion loss typ. |
dB |
≤0.40 |
≤0.60 |
≤0.50 |
≤0.60 |
|
Insertion loss |
dB |
≤0.60 |
≤0.80 |
≤0.70 |
≤0.80 |
|
PDL (for Non-PM isolator) |
dB |
≤0.1 |
≤0.15 |
≤0.1 |
≤0.15 |
|
Extinction ratio (for PM isolator) |
dB |
≥20(Type B) ≥22(Type
F) |
/ |
/ |
|
|
PMD (for Non-PM isolator) |
ps |
≤0.25 |
≤0.05 |
≤0.25 |
≤0.05 |
|
Return loss |
dB |
≥55 |
≥55 |
≥55 |
≥55 |
|
Input max. power handling |
W |
≤5W |
5W~10W |
||
|
Operating temperature |
℃ |
-5 ~ +70 |
|||
|
Storage temperature |
℃ |
-40 ~ +85 |
|||
|
Dimensions |
mm |
Ф5.5×L30(for Non-PM Isolator) Ф5.5×L35(for PM Isolator) |
L70*W12*H8 |
||
?? ?
*The above specification is without connector.
*Other specifications can be made on
customer request
*For PM fiber B type=Both axis working, F type=Fast axis
blocked.
*Backward power<10% input power
* Insertion loss of light through fiber
cladding is not included in the Insertion loss specification
北京歐思光科科技有限公司
聯系人：李溪
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