Description
905nm 2×2 Polarization Beam Combiner/Splitter
905nm 2×2 Polarization Beam Combiner/Splitter is a fiber passive component which can combine the two polarized light into one output fiber or split the orthogonal polarization light to two output fiber, it’s widely used in Quantum Communication and Fiber Optic Diffraction field, the high power type is available upon request.
| Application: | Features: |  |
| Quantum Communication | High Extinction Ratio | |
| Fiber Optic Sensor | Low Insertion Loss | |
| Laser System | Optical Path Reversibility | |
| Fiber Optic Diffraction | High Reliability |
Specification:
| Parameter |
Symbol | Value | Unit | |
| Wavelength |
λ | 905 | nm | |
| Bandwidth |
BW | ±10 | nm | |
| Insertion Loss |
Port 3 to 1&2 @ slow axis | IL | Max. 1.2, Typ. 1.0 | dB |
| Port 4 to 1&2 @ fast axis | ||||
| MIn. Extinction Ratio |
ER | 18 | dB | |
| Min. Directivity | 50 | dB | ||
| Min. Return Loss |
RL | 50 | dB | |
| Max. Optical Power (CW) |
P | 500 | mW | |
| Max. Tensil Load | 5 | N | ||
| Fiber Type |
For Port 1 and Port 2 | PM Panda fiber | – | |
| For Port 3 and Port 4 | PM Panda fiber or HI 1060 fiber | – | ||
| Operating Temperature |
T | -5~70 | ℃ | |
| Storage Temperature |
T | -40~85 | ℃ | |
| Package Dimension | – | |||
| Notice: Above specifications are tested at center wavelength without connector in room temperature @23℃. |
| For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower, ER will be 2dB lower, slow axis is default aligned to the connector key. |
Drawing:
Ordering Information (Part Number):
| DPBCS-WWW-FF-J-LL-CC | ||||
| WWW | FF | J | LL | CC |
| Wavelength | Fiber Type on Port 3 and Port 4 | Fiber Jacket | Fiber Length | Connector |
| 905 – 905nm | H1 – HI 1060 Fiber | B – 250um Bare Fiber | 05 – 0.5m | NE – None |
| 915 – 915nm | PM – PM Panda Fiber, | 9 – 900um Loose Tube | 10 – 1.0m | FA – FC/APC |
| 920 – 920nm | Slow Axis Aligned to Port 1 and 2 | 2 – 2.0mm Loose Tube | 15 – 1.5m | FU – FC/UPC |
| 930 – 930nm | P4 – SM fiber on input port | 3 – 3.0mm Loose Tube | 20 – 2.0m | SA – SC/APC |
| 940 – 940nm | Slow Axis 45° Aligned to Port 1 and 2 | SS – Specify | SU – SU/APC | |
| 950 – 950nm | SS – Specify | LA – LC/APC | ||
| 975 – 975nm | LU – LC/UPC | |||
| 980 – 980nm | SS – Specify | |||
| SSS – Specify | ||||
Example: DPBCS-905-PM-9-10-FA is the PN for 905nm 2×2 PBCS, PM fiber on all ports, slow axis aligned to Port 1 and 2, 900um loose tube, 1.0m fiber length, FC/APC connector
