其它产品
FT Singlemode Coupler (Visible Wavelengths)
Description
FT Singlemode Coupler (Visible Wavelengths)
Key Features
●Special Wavelengths WDM also available
Applications
●Power monitoring
●Splitter
●Fixed attenuation
●Testing instruments
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Specifications |
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Parameter |
Unit |
Value |
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Center Wavelength (λc) |
nm |
488, 532, 635 |
780, 830 |
980, 1064 |
1700, 2000 |
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Operating Wavelength |
nm |
λc ± 2 |
λc ± 5 |
λc ± 10 |
λc ± 20 |
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Max. PDL |
dB |
0.2 |
0.2 |
0.1 |
0.2 |
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Max. Excess Loss |
dB |
0.3 |
0.3 |
0.2 |
0.3 |
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Max. Excess Loss for each connector |
dB |
1.5 |
0.7 |
0.5 |
0.3 |
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Max. Optical Power (Continuous Wave) |
W |
4 |
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Thermal Stability |
dB/℃ |
≤ 0.005 over -5 °C to +75 °C |
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Min. Return Loss |
dB |
50 |
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Min. Directivity |
dB |
50 |
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Fiber Type |
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Singlemode fiber |
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Operating Temperature |
℃ |
-5 to +75 |
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Storage Temperature |
℃ |
-40 to +85 |
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Coupling Ratio & Insertion Loss |
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Coupling Ratio |
% |
1/99 |
2/98 |
5/95 |
10/90 |
20/80 |
30/70 |
40/60 |
50/50 |
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Max. Insertion Loss, λc |
dB |
22/0.3 |
18.5/0.35 |
14.5/0.5 |
11.5/0.75 |
8.0/1.5 |
6.0/2.0 |
4.8/2.8 |
3.6/3.6 |
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