The Polarization Maintaining Filter Coupler is manufactured by using advanced technology to allow the input signal to be splitted at various ratios with high extinction ratio. It supports both polarizations.
| Name | Model | Description | Parameter | Price |
|---|
| PARAMETERS | VALUE | UNIT | |
Operating Wavelength (λc) | 1310 or 1550 | nm | |
Operating Wavelength Range | λc ± 40 | nm | |
Configuration | 1x2 | 2x2 | dB |
Max. Excess Loss | 0.7 | 1.0 | dB |
Max. Uniformity | 0.6 | 0.8 | dB |
Tap Ratio | 1 ± 0.5%, 5 ± 1.0%, 10% and 50% | % | |
Min. Return Loss | 50 | dB | |
Min. Extinction Ratio | 20 | 18 | dB |
Max. Optical Power (Continuous Wave) | 300 | mW | |
Max. Tensile Load | 5 | N | |
Operating Temperature | -5 to +70 | °C | |
Storage Temperature | -40 to +85 | °C | |
Fiber Type | SMF-28 or PM Panda fiber for tap port PM Panda fiber for input & output ports | ||
*Note: IL is 0.3 dB higher, RL is 5 dB lower, and ER is 2 dB lower for each connector added. Connector key is aligned to slow axis.

ORDER CODE EXAMPLE F4M-PMFC - 31 - 1 - 50 - 00 - PF - 25 - S
CODE | WAVELENGTH | CONFIGURATION | COUPLING RATIO | CONNECTOR TYPE | FIBER TYPE FOR TAP PORT | FIBER JACKET | FIBER LENGTH | |||||||
F4M-PMFC | 31 | 1310 nm | 1 | 1X2 | 01 | 1/99 | 0 | None | M | SMF-28 (1x2 Only) | 25 | 250μm Fiber | 05 | 0.5 m |
55 | 1550 nm | 2 | 2X2 | 05 | 5/95 | A | SC/UPC | PF | Panda Fiber | 9L | 900μm Loose Tube | 10 | 1m | |
10 | 10/90 | B | SC/APC | S | Specify | S | Specify | S | Specify | |||||
50 | 50/50 | C | FC/UPC | |||||||||||
S | Specify | D | FC/APC | |||||||||||
E | LC/UPC | |||||||||||||
Q | LC/APC | |||||||||||||
S | Specify | |||||||||||||