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Polarization
Maintaining Filter Coupler |
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| Features |
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Applications |
| Low Insertion Loss |
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Fiber Optic Instruments |
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| High Return Loss |
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Fiber Amplifiers |
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Fiber Lasers |
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Fiber Sensors |
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| Specifications |
| Parameters |
Unit |
Values |
| Port
Type |
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1X2 |
2X2 |
| Center
Wavelength |
nm |
2000 |
| Operating
Wavelength Range |
nm |
±50 |
| Max.
Excess Loss |
dB |
1.2 |
1.5 |
| Max.
Uniformity (only for 50/50) |
dB |
0.8 |
1.0 |
| Tap
Ratio (Port 2/4) |
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1±0.3%, 2±0.6%, 5±1.2%, 10%, and 50% |
| Min.
Return Loss |
dB |
50 |
| Min.
Extinction Ratio (only for F type) |
dB |
20 |
18 |
| Min.
Extinction Ratio (only for B type) |
dB |
18 |
16 |
| Max.
Optical Power (CW) |
mW |
500 (only for Splitter) |
| Max.
Tensile Load |
N |
5 |
| Fiber
Type |
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PM 1550 or PM 1950
Fiber on Port 1 & Port 3 |
| Operating Temperature |
℃ |
-5 to +70 |
| Storage
Temperature |
℃ |
-40 to +85 |
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| * Above
specifications are for devices without the connectors. |
| * For devices
with connectors, IL will be 0.3dB higher, RL will be 5dB lower, and ER will
be 2dB lower. |
| *The PM fiber and the connector key are
aligned to the slow axis. And for F type, fast axis is blocked. |
| Package Dimensions |
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| Ordering Information |
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| APMFC-①①-②-③③-④-⑤⑤⑤⑤-⑥⑥⑥⑥-⑦-⑧ |
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| ①①: Wavelength |
④: Axis
Alignment |
⑦: Fiber Type on Tap port |
| 20 - 2000nm |
F - Fast
Axis Blocked |
1 - SMF-28e Fiber |
| SS - Specify |
B - Both
Axis Working |
2 - SM 1950 Fiber |
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3 - PM 1550 Fiber |
| ②: Port |
⑤⑤⑤:
Connector Type on Port 1, 2, 3 & 4 |
4 - PM 1950 Fiber |
| 1 - 1x2 |
1 -
FC/UPC |
S - Specify |
| 2 - 2x2 |
2 -
FC/APC |
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3 -
SC/UPC |
⑧: Fiber Length |
| ③③: Coupling
Ratio |
4 -
SC/APC |
0.8 - 0.8m |
| 01 - 1/99 |
N - None |
S - Specify |
| 02 - 2/98 |
S -
Specify |
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| 05 - 5/95 |
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| 10 - 10/90 |
⑥⑥⑥:
Fiber Jacket on Port 1, 2, 3 & 4 |
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| 50 - 50/50 |
B -
250um Fiber |
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| SS - Specify |
L -
900um Loose Tube |
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S -
Specify |
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