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Truly Fused, Single mode, Single Wavelength Fiber Optic Star Couplers & Optical Splitters (1X3, 3X3, 1X4, 2X4 and 4X4)

Features
  • Low Excess Loss
  • Low Optical Insertion Loss
  • Low Polarization Dependent Loss.
Applications
  • Telecom
  • CATV Systems
  • Testing
  • Duplex Transmission

Specifications for 1xN, MxN Single Wavelength Couplers
Port Configuration 1x3 3x3 1x4 2x4 or 4x4
Insertion Loss (dB) ≤ 5.8 ≤ 6.2 ≤ 7.0 ≤ 8.0
Uniformity (dB) ≤ 1.0 ≤ 2.0 ≤ 1.0 ≤ 2.0
Wavelength (nm) 1310 or 1550 (± 10)
Typical Directivity (dB) ≥ 65 for MxN
≥ 40 for 1xN
Typical Thermal Stability (dB) ≤±0.1
Fiber Type Corning SMF-28TM
(Other fibers available upon request)
Specifications for 1x3 and 1x4 Couplers
Desired Split Ratio Insertion Loss (dB)
10/45/45 11.5/4.5/4.5
20/40/40 8.0/5.0/5.0
30/35/35 6.2/5.6/5.6
33/33/33 5.8/5.8/5.8
40/30/30 5.0/6.2/6.2
50/25/25 4.0/7.0/7.0
60/20/20 3.2/8.2/8.2
70/15/15 2.5/9.6/9.6
80/10/10 2.0/11.5/11.5
25/25/25/25 7.0/7.0/7.0/7.0
40/20/20/20 4.9/8.3/8.3/8.3

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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