1x2 Polarization Beam Splitter 詳情介紹1x2 Polarization Beam Splitter
| Application | Feature |
Low Insertion Loss High Return Loss High Extinction Ratio High Reliability High Stability | Fiber Optical Current Transducer Fiber Sensor Optical Fiber Gyro Coherent Telecommunication Systems |
| Specifications |
Parameters | Unit | Values | ||||
Grade | - | P | A | P | A | |
Center Wavelength | nm | 1310,1550 | 1064,980 | |||
Operating Wavelength Range | nm | ±40 | ±20 | |||
Typ. Insertion Loss at 23℃ | dB | 0.4 | 0.5 | 0.6 | 0.7 | |
Max. Insertion Loss at 23℃ | dB | 0.6 | 0.7 | 0.8 | 0.9 | |
Min. Extinction Ratio at 23℃ | dB | 22 | 20 | 22 | 20 | |
Min. Directivity | dB | 50 | ||||
Min. Return Loss | dB | 50 | ||||
Max. Optical Power(CW) | mW | 300 | ||||
Max. Tensile Load | N | 5 | ||||
Fiber Type | Port 1 & 2 | - | PM Panda fiber | |||
Port 3 | SMF-28E, Hi1060 or PM Panda fiber | |||||
Operating temperature | ℃ | -5~+70 | ||||
Storage temperature | ℃ | -40~+85 | ||||
For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. | ||||||
The default connector key is aligned to slow axis. | ||||||
| Package Dimensions |
Routing path is from port 3 to 1,2, Here are three options of polarized state from Port 3 to Port 1 & 2:
Option 1, SM to PM,
Port 3, Circularly polarized light in,
Port 1: 50%,Linear polarized light out, through slow axis, Port 2: 50%,Linear polarized light out, through slow axis
Option 2: PM to PM, port 3 is slow axis 0° aligned to port 1
1.Port 3, Linearly polarized light in, through slow axis,
Port 1: 100%,Linear polarized light out, through slow axis, Port 2: 0%
2.Port 3,Linearly polarized light in, through fast axis,
Port 1: 0%, Port 2: 100%,Linear polarized light out, through slow axis
Option 3:PM to PM,port 3 is slow axis 45° aligned to port 1
1.Port 3, Linearly polarized light in, through slow axis,
Port 1: 50%,Linear polarized light out, through slow axis, Port 2: 50%,Linear polarized light out, through slow axis
2.Port 3, Linearly polarized light in, through fast axis,
Port 1: 50%,Linear polarized light out, through slow axis, Port 2: 50%,Linear polarized light out, through slow axis
| Ordering Information PBS-1111-23-444-555-678-999 |
1111 | -Center Wavelength： | 1550=1550nm, 1310=1310nm,....... | |
2 | -Grade: | P=Perfect grade, A=A grade | |
3 | -Option for Port 3 to 1,2: | 1=Option 1, 2=Option 2, 3=Option 3 | |
444 | -Fiber Type for Port 3: | 001=PM1550, 002=PM1310, 003=PM980, 004=Hi1060, 008=SMF-28E | |
555 | -Fiber Type for Port 1.2: | 001=PM1550, 002=PM1310, 003=PM980, 004=Hi1060, 008=SMF-28E | |
6 | -Package Dimension: | 0=φ5.5x35mm, 1=φ5.5x50mm, S=Specified | |
7 | -Pigtail Type: | 0=250μm bare fiber, 1=900μm loose tube | |
8 | -Fiber Length: | 0=0.8m,1=1m | |
999 | -Connector for Port 1,2,3: | 0=FC/UPC,1=FC/APC,2=SC/UPC,3=SC/APC,4=LC/UPC,5=LC/APC, N=None | |
For example: Product model PBS-0980-P-2-003-003-000-NNN on behalf of：
Polarization Beam Splitter, 980nm, P grade, option2, PM980 fiber for all port, φ5.5x35mm, 250μm bare fiber, 0.8m fiber length, no connector.