850nm 1x3 3x3 PM Fiber Fused Coupler | ||||||||||
850nm 1x3 3x3 Polarization Maintaining (PM) Fused Coupler is built with fused biconical taper (FBT) technology, it can be used in split the optical signal power into three 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 | 850 | nm | |||||||
Bandwidth | BW | ±20 | nm | |||||||
Max. Excess Loss | EL | 1.0 | dB | |||||||
Max. Coupling Ratio Tolerance | 5/90/5 | CR | 5±1.5/90±2.5/5±1.5 | % | ||||||
10/80/10 | 10±1.6/80±2.8/10±1.6 | % | ||||||||
15/70/15 | 15±1.8/70±3.0/15±1.8 | % | ||||||||
20/60/20 | 20±2.0/60±3.3/20±2.0 | % | ||||||||
25/50/25 | 25±2.4/50±3.5/25±2.4 | % | ||||||||
30/40/30 | 30±3.0/40±4.0/30±3.0 | % | ||||||||
33/33/33 | 33±6.0/33±6.0/33±6.0 | % | ||||||||
40/20/40 | 40±6.0/20±5.0/40±5.0 | % | ||||||||
Min. Extinction Ratio | For Ratio>10% Port | ER | 16 | dB | ||||||
For 5%≤Ratio≤10% Port | 14 | dB | ||||||||
For Ratio<5% Port | 12 | 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 for 250um bare fiber Φ4.0×L70 for 900um loose tube |
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-WWW-PP-A-RR-J-LL-CC | ||||||||||
WWW | PP | A | RR | J | LL | CC | ||||
Wavelength | Port | Working Axis | Coupling Ratio | Fiber Jacket | Fiber Length | Connector | ||||
800 - 800nm | 13 - 1x3 | B - Both Axes | 05 - 5/90/5 | B - 250um | 05 - 0.5m | NE - None | ||||
808 - 808nm | 33 -3x3 | Working | 10 - 10/80/10 | Bare Fiber | 10 - 1.0m | FA - FC/APC | ||||
810 - 810nm | S - Slow Axis | 15 - 15/70/15 | 9 - 900um | 15 - 1.5m | FU - FC/UPC | |||||
820 - 820nm | Working | 20 - 20/60/20 | Loose Tube | 20 - 2.0m | SA - SC/APC | |||||
830 - 830nm | F - Fast Axis | 25 - 25/50/25 | SS - Specify | SU - SU/APC | ||||||
850 - 850nm | Working | 30 - 30/40/30 | LA - LC/APC | |||||||
33 - 33/33/33 | LU - LC/UPC | |||||||||
40 - 40/20/40 | SS - Specify | |||||||||
SS - Specify | ||||||||||