2050nm 1x2 2x2 PM Fiber Fused Coupler | |||||||||||||||
2050nm 1x2, 2x2 Polarization Maintaining (PM) Fused Coupler is built with fused biconical taper (FBT) technology, it can be used in split the optical signal power into two parts with even or various coupling ratio and keep the polarization maintaining, it's widely applied in fiber optic sensor, fiber amplifier system and fiber optic diffraction field. |
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Application: |
Features: |
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Fiber Optic Amplifier Fiber Optic Sensor Fiber Laser Optical Diffraction System |
Low Excess Loss Low Insertion Loss High Extinction Ratio High Reliability |
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Specification: | |||||||||||||||
Parameter | Symbol | Value | Unit | ||||||||||||
Center Wavelength | λ | 2050 | nm | ||||||||||||
Bandwidth | BW | ±20 | nm | ||||||||||||
Max. Excess Loss | EL | 0.3 | dB | ||||||||||||
Max. Insertion Loss | 50/50 (±3.5) | IL | 3.6/3.6 | dB | |||||||||||
40/60 (±2.5) | 5.2/3.1 | dB | |||||||||||||
30/70 (±2.5) | 5.8/2.0 | dB | |||||||||||||
20/80 (±2.0) | 8.0/1.5 | dB | |||||||||||||
10/90 (±1.2) | 11.6/1.2 | dB | |||||||||||||
5/95 (±0.8) | 14.8/0.8 | dB | |||||||||||||
3/97 (±0.7) | 17.0/0.5 | dB | |||||||||||||
2/98 (±0.6) | 18.4/0.4 | dB | |||||||||||||
1/99 (±0.4) | 22/0.35 | dB | |||||||||||||
Min. Extinction Ratio | ER | 20 | dB | ||||||||||||
Min. Directivity | 50 | dB | |||||||||||||
Min. Return Loss | RL | 50 | dB | ||||||||||||
Fiber Type | PM Panda Fiber | - | |||||||||||||
Max. Tensil Load | 5 | N | |||||||||||||
Max. Optical Power (CW) | P | 2 | W | ||||||||||||
Operating Temperature | T | -40~75 | ℃ | ||||||||||||
Storage Temperature | T | -40~85 | ℃ | ||||||||||||
Package Dimension | Φ3.0×L54 | mm | |||||||||||||
Notice: Above specifications are tested at center wavelength without connector in room temperature @23℃. | |||||||||||||||
For devices with connectors, IL will be 0.3dB higher, EL will be 0.2dB higher, ER will be 2dB lower, slow axis is default aligned to the connector key. | |||||||||||||||
If need optical power more than 2W CW, please contact us to confirm. Connectors only 1W (Continue Wavelength) optical power guarantee. | |||||||||||||||
Drawing: |
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Ordering Information (Part Number): | |||||||||||||||
PMFUC-WWWW-PP-A-RR-J-LL-CC | |||||||||||||||
WWWW | PP | A | RR | J | LL | CC | |||||||||
Wavelength | Port | Working Axis |
Coupling Ratio |
Fiber Jacket | Fiber Length | Connector | |||||||||
1940 - 1940nm | 12 - 1x2 | B - Both Axes | 01 - 1/99 | B - 250um Bare Fiber | 05 - 0.5m | NE - None | |||||||||
1950 - 1950nm | 22 - 2x2 | Working | 02 - 2/98 | 9 - 900um Loose Tube | 10 - 1.0m | FA - FC/APC | |||||||||
2000 - 2000nm | S - Slow Axis | 03 - 3/97 | 15 - 1.5m | FU - FC/UPC | |||||||||||
2050 - 2050nm | Working | 05 - 5/95 | 20 - 2.0m | SA - SC/APC | |||||||||||
SSSS - Specify | F - Fast Axis | 10 - 10/90 | SS - Specify | SU - SU/APC | |||||||||||
Working | 20 - 20/80 | LA - LC/APC | |||||||||||||
30 - 30/70 | LU - LC/UPC | ||||||||||||||
40 - 40/60 | SS - Specify | ||||||||||||||
50 - 50/50 | |||||||||||||||
SS - Specify | |||||||||||||||