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Product Detail
The Singlemode Broadband Coupler offers low insertion loss, low polarization dependence and excellent enviromental stability. Accurate coupling ratio from 50/50 to 1/99 are available with very good uniformity in a wide wavelength range.
Specifications |
|
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Parameter |
Unit |
Value |
|||
Center Wavelength (λc) |
nm |
850 |
1064 |
1310 |
|
Operating Wavelength Range |
nm |
± 100 |
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Coupling Ratio |
% |
2/98, 5/95, 10/90, 50/50, or Specified |
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Coupling Ratio Tolerance (e.g. 50/50) |
% |
6 |
5 |
5 |
|
Max. uniformity 50/50 ratio |
dB |
1 |
0.5 |
0.5 |
|
Excess Loss |
dB |
0.25 |
0.15 |
0.15 |
|
Thermal Stability |
dB/℃ |
≤0.002 over -5 °C to +70 °C |
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Min. Return Loss |
W |
55 |
|||
Min. Directivity |
1 × 2 2 × 2 |
dB |
55 |
||
dB |
60 |
||||
Max. Optical Power (Continuous Wave) |
mW |
300 |
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Fiber Type |
|
HI780C |
HI1060Flex |
SMF-28 fiber |
|
Operating Temperature |
℃ |
-5 to +70 |
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Storage Temperature |
℃ |
-40 to +85 |