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Truly Fused, Single mode, Wavelength Flattened (Broadband/Wide band) Fiber Optic Star Couplers & Optical Splitters (1X3 and 1X4)

 
Features
  • Low Excess Loss
  • Low Insertion Loss Over a Bandpass
  • Excellent Uniformity
  • Low Wavelength Dependent Loss
  • Low Polarization Dependent Loss
Applications
  • Instrumentation
  • CATV Distribution
  • DWDM Systems
  • Trunk/Loop Branching

Specifications for Wavelength Flattened Couplers
  >1x3 >1x4
Wavelengths(nm) 1270-1350 OR 1510-1590
Fiber Types Corning SMF-28 ( other fiber types available upon request)
Insertion Loss (dB) >See chart below
Uniformity (dB) ≤ 1.5 for 33/33/33 split ≤ 1.5 for 25/25/25/25 split
Typical Directivity (dB) ≥ 50
Typical Thermal Stability (dB) ≤±0.1 over -40°C to +85°C
Packaging Comes in package 12 and can be repackaged into
package 22 and modular boxes.
Specifications for 1x3 couplers and 1x4 coupler
Desired Split Ratio Insertion Loss(dB)
20/40/40 8.2/5.2/5.2
30/35/35 6.2/5.6/5.6
33/33/33 6.0/6.0/6.0
40/30/30 4.7/6.4/6.4
50/25/25 3.6/7.3/7.3
60/20/20 2.7/8.4/8.4
70/15/15 1.9/9.6/9.6
80/10/10 1.3/11.7/11.7
25/25/25/25 7.5/7.5/7.5/7.5

Ordering Information
  • ** Product Packaging
  • Specifications are based on non-connectorized products. For connectorized specifications, please contact sales for details. Custom optical & mechanical configurations are available upon request.
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