A crucial part of many fiber optic systems is the Polarization Beam Combiner/Splitter (PBCS). It either combines two orthogonal polarization modes onto one output fiber or breaks an incoming signal into two orthogonal polarization modes.
The PBCS is small, works well, has a high extinction ratio, minimal insertion loss, and good directivity. It is utilized in a lot of different things, such as coherent communications systems, fiber optic sensors, polarization mode dispersion compensators, EDFAs, Raman amplifiers, and more.
|
Parameter |
Unit |
Values |
|
|
Grade |
Grade P |
Grade A |
|
|
Center Wavelength |
nm |
1310,1480 or 1550 |
|
|
Operating Wavelength Range |
nm |
±40 |
|
|
Typ. Insertion loss |
dB |
0.4 |
0.5 |
|
Max. Insertion loss |
dB |
0.6 |
0.7 |
|
Min. Return Loss |
dB |
50 |
|
|
Min. Extinction Ratio (for Splitter only) |
dB |
22 |
20 |
|
Min. Directivity |
dB |
50 |
|
|
Max. Optical Power (CW) |
mW |
500 |
|
|
Max. Tensile Load |
N |
5 |
|
|
Fiber Type |
PM Panda Fiber on Port 1 & 2 |
||
|
Operating Temperature |
℃ |
-5 to +70 |
|
|
Storage Temperature |
℃ |
-40 to +85 |
|
The PBCS from Hiphotonics is easy to understand because it contains only two fibers and a polarization-maintaining (PM) splitter/combiner. The PM splitter/combiner can either divide or combine two polarization modes that are at right angles to one other. To make sure the PM splitter/combiner works well and is of high quality, it needs to have a high polarization extinction ratio (PER).
The PBCS also features low insertion loss and strong directivity. The low insertion loss ensures that the signal is not attenuated too much during transmission, while the strong directivity reduces cross-talk between the two polarization modes.
The PBCS can be used for a lot of things, like polarization mode dispersion compensators, which fix the dispersion that happens when polarization mode dispersion (PMD) happens in the fiber. You can also utilize the PBCS in EDFAs and Raman amplifiers to mix the amplified signal with the pump light. The PBCS is also used a lot in coherent telecommunication systems, where it combines two orthogonal polarization modes to make a phase-modulated signal.
Fiber optic sensors also use the PBCS a lot. In this case, the PBCS is utilized to mix two polarization modes that are at right angles to one other and send them through the sensor fiber. The PBCS can pick up on variations in the polarization state of the light that happen when the fiber environment changes.
Many fiber optic systems depend on Hiphotonics's Polarization Beam Combiner. It is a great choice for many uses because it is small, works well, has minimal insertion loss, strong directivity, and a high extinction ratio. The PBCS is a great choice for anyone seeking for a high-quality polarization beam combiner/splitter because it ships quickly.
WhatsApp: +86 130 7568 1698
Tel: +86 0755-27662758
E-mail: sales@hiphotonics.com
Add:D6 Building, Chuangzhao Industrial Park, Kengzi Street, Pingshan District,Shenzhen,China
