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Fibre Optical Coupler

couplersOptomark’s Fused Biconical Taper Couplers are available in a variety of configurations for 850nm, 1310 and 1550nm bands:
  • Single, Dual or Triple band 1310/1550 and 1490nm
  • Discrete metal tube with 250µm/900µm, 
  • ABS box with 2mm or 3mm flying leads.
  • 19“ rack and LGX box with multiple elements. 
  • 1%, 2%, 5%, 10%, 20%, 30%, 40% and 50% versions. (or custom)
  • Standard or premium grades.

Features

  • FO telecommunication systems
  • Fibre Optical CATV (RFoG) systems
  • FTTX (xPON) systems
  • LAN, WAN systems


Configuration 1x2 or 2x2
Fibre SMF28. 250µm bare. 900µm loose tube.
Cable 2mm or 3mm. 1m standard length
Connectors FC/ SC/LC/MPO Angled.
Interface UPC or APC 8° or 9°
         
Insertion Loss Table (with connector)    
         
Tap Output (dB) /  Express Output (dB)
Parameter Single Band Narrow  Single Band Wide
Bandwidth Premium Standard Premium Standard
Wavelengths ±15nm ±40nm
Grade Premium Standard Premium Standard
%
50:50:00 3.7/3.7 3.9/3.9 3,7/3,7 3.9/3.9
60:40:00 4.7/2.9 5.0/3.1 4,7/2,9 5.0/3.1
70:30:00 6.0/2.2 6.3/2.3 6.0/2.2 6.3/2.3
80:20:00 7.9/1.55 8.3/1.65 7.9/1.55 8.3/1.65
90:10:00 11.3/0.95 11.8/1.1 11.3/0.95 11.8/1.1
95:05:00 14.5/0.7 15.1/0.8 14.3/0.7 15.1/0.8
98:02:00 18.8/0.55 41872 18.8/0.55 41872
99:01:00 21.8/0.5 22.3/0.6 21.8/0.5 22.3/0.6
Parameter 2 Windows 3 Windows
Bandwidth Premium Standard Premium Standard
Wavelengths ±40nm ±40nm (1490 ±10nm)
Grade Premium Standard Premium Standard
%
50:50:00 3.7/3.7 3.9/3.9 3,7/3,7 3.9/3.9
60:40:00 4.7/2.9 5.0/3.1 4,7/2,9 5.0/3.1
70:30:00 6.0/2.2 6.3/2.3 6.0/2.2 6.3/2.3
80:20:00 7.9/1.55 8.3/1.65 7.9/1.55 8.3/1.65
90:10:00 11.3/0.95 11.8/1.1 11.3/0.95 11.8/1.1
95:05:00 14.5/0.7 15.1/0.8 14.3/0.7 15.1/0.8
98:02:00 18.8/0.55 41872 18.8/0.55 41872
99:01:00 21.8/0.5 22.3/0.6 21.8/0.5 22.3/0.6
Excess Loss Grade Premium ≤0.07dB typica
Standard  ≤0.10dB typical
PDL Grade Premium ≤0.15dB
Standard  ≤0.2dB
Directivity ≥55dB
Operating & -40 to +85°C / RH 0-90%             
Storage: 
Datasheet  

 Note: Insertion loss is with Connector. For bare fibre then deduct 0.3dB aggregate loss

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