1. Features：
l High Extinction Ratio (up to 25dB)
l Good uniformity and low insertion loss
l Low Polarization Dependent Loss
l Excellent Environmental Stability
2. Applications
l Fiber Optic Gyroscope（FOG）
l Coherent Optical Fiber Communication
l Passive optical networks (PON)
l Local Area Networks (LAN)
l Cable Television (CATV)
4. Performance Specifications
Parameter | 1×2 | 2×2 |
Center Wavelength (nm) | 1550/1310 | |
Max. Excess Loss (dB) | 1 | |
Max. Uniformity (dB) | 0.8 | |
Coupling Ratio | 1%, 2%, 5%, 10%, 40%, and 50% | |
Min. Extinction Ratio (dB) | 22 | |
Optical Return Loss (dB) | 50 | |
Power Handing (mW) | 300 | |
Max. Tensile Load (N) | 5 | |
Operating Temperature (℃) | -40~+70 | |
Storage Temperature (℃) | -40~+85 | |
Fiber Type | Panda PM fiber or specify | |
Coupling Ratio | Insertion Loss (dB) | |
| 1×2 | 2×2 |
50/50 | 3.6 | 3.6 |
40/60 | 4.6/2.6 | 4.8/2.8 |
10/90 | 11.5/1.1 | 11.8/1.3 |
5/95 | 14/0.9 | 14/1.1 |
2/98 | 18/0.8 | 18/1.0 |
1/99 | 21.0/0.8 | 21/1.0 |
5. Ordering Information:
| Port | Wavelength | Coupling Ratio | Input Pigtail Style | Fiber Type | Fiber Length | In/Out Connector |
PM Coupler | 1=1×2 | 15=1550nm | 01=1/99 | 1=250um Bare fiber | S=SMF-28 | 05=0.5m | 0=None |
| 2=2×2 | 13=1310nm | 02=2/98 | (For 1×2 only) | 10=1m | 1=FC/APC | |
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| 05=5/95 | 2=400um Bare fiber | P=Panda | 15=1.5m | 2=FC/PC |
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| 10=10/90 | Fiber | 20=2.0m | 3=SC/APC | |
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| ×××× | 3=165um Bare fiber | S=Specify | ×××× | ×××× |