1310nm 1x3 SM Monolithic Fiber Fused Coupler

Wavelength: 1310nm

Fiber Type: SMF-28e Fiber

Max. Optical Power: 2W CW

1310nm 1x3 SM Monolithic Fiber Fused Coupler

         1310nm 1x3 SM Monolithic Fiber Fused Coupler is built with fused biconical taper (FBT) technology, optical signal 
power can be splitted into three parts with even or various coupling ratio by the FBT Coupler, it's widely applied in fiber 
optic transmission and fiber optic sensor field, the MM and PM types are available upon request. 
Application:
Features:
Optical Signal Transmission
Fiber Optic Sensor
CATV System
Optical Diffraction System
Low Excess Loss
High Return Loss
Low Insertion Loss
High Reliability
Specification:
Parameter Symbol Value Unit
Center Wavelength λ 1310 nm
Bandwidth BW ±20 nm
Max. Excess Loss EL 0.15 dB
Max. Insertion Loss
(For 1x3 Configuration)
0.5/99/0.5 IL 24.5/0.25/24.5 dB
1/98/1 21.5/0.25/21.5 dB
2.5/95/5 17.8/0.4/17.8 dB
5/90/5 14.7/0.65/14.7 dB
10/80/10 10.8/1.1/10.8 dB
15/70/15 9.0/2.1/9.0 dB
20/60/20 7.4/2.8/7.4 dB
25/50/25 6.6/3.4/6.6 dB
30/40/30 5.7/4.4/5.7 dB
33/33/33 5.4/5.4/5.4 dB
35/30/35 5.2/5.7/5.2 dB
40/20/40 4.5/7.8/4.5 dB
Max. Polarization Dependent Loss PDL 0.1 dB
Min. Directivity 50 dB
Min. Return Loss RL 50 dB
Fiber Type SMF-28e 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 Φ3.0xL40 for Bare Fiber
Φ4.0xL65 for Bare Fiber or 900um Loose Tube
90x20x10 for 2.0 or 3.0mm Loose Tube
100x80x10 for 2.0 or 3.0mm 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, RL will be 5dB lower, Connectors only 1W (Continue Wavelength) optical power guarantee.
Drawing:

Ordering Information (Part Number):
 SMFUC-WWWW-PP-RR-FF-D-J-LL-CC
 WWWW  PP  RR  FF  D  J  LL  CC
 Wavelength  Port  Coupling 
 Ratio
 Fiber Type  Package 
 Dimension
 Fiber Jacket  Fiber Length  Connector 
 1310 - 1310nm  13 - 1x3  0.5 - 0.5/99/0.5  S2 - SMF-28e  1 - Φ3.0x40mm  B - 250um   05 - 0.5m  NE - None
 1550 - 1550nm  33 - 3x3  01 - 1/98/1  SS - Specify  2 - Φ4.0x65mm       Bare Fiber  10 - 1.0m  FA - FC/APC
 2.5 - 2.5/95/5  3 - 90x20x10mm  9 - 900um Loose  15 - 1.5m  FU - FC/UPC
 05 - 5/90/5  4 - 100x80x10mm        Tube  20 - 2.0m  SA - SC/APC
 10 - 10/80/10  2 - 2.0mm Loose   SS - Specify  SU - SU/APC
 15 - 15/70/15        Tube  LA - LC/APC
 20 - 20/60/20  3 - 3.0mm Loose   LU - LC/UPC
 25 - 25/50/25        Tube  SS - Specify
 30 - 30/40/30
 33 - 33/33/33
 35 - 35/30/35
 40 - 40/20/40
 SS - Specify

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