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Optical Interleavers
GROWSFIBER's optical interleavers are used to separate or combine the even and odd channel signals, covering C-band and L-band with 50GHz/100GHz channel spacings. The interleavers can be effectively copackaged into a single box for easy handling and cost-saving.
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  • Wide and flat passband
  • Low PDL
  • High isolation
  • Low thermal drift
  • Low and customizable dispersion
  • Low insertion loss & IL uniformity
  • Supports C-band and L-band
  • RoHS compliant (lead free)
  • Telecordia GR-1221-CORE and GR-1209-CORE
  • Extend existing network capacity
  • Bridge existing & new DWDM platforms
  • System upgrade
  • Bi-directional networks
  • Total signal power detection for Ramanamplifier
  • Multi-wavelength transponder
  • Flat-top comb filter
Parameter Unit Value
Operating Wavelength Range nm C-band (1528~1568nm); L-band (1568~1610nm)
Channel Spacing GHz 100GHz~50GHz
Central Wavelength nm ITU-T Grid
Wavelength accuracy @1dB BW nm ±0.04
Channel Clear Passband GHz ±10
Insertion Loss (within clear passband) dB ≤2.2 without connector
Passband Width @0.5dB GHz ≥±16
Passband Width @20dB GHz ≤±36
Ripple (within clear passband) dB ≤0.5
Insertion Loss Uniformity dB ≤1
Channel Isolation dB ≥2 over ITU±10GHz
Polarization Dependent Loss (PDL) dB ≤0.5
Return Loss dB ≥40
Directivity dB ≥50
PMD (within clear passband) ps ≤0.5
Chromatic Dispersion ps/nm ±75
Operation Temperature -5~65
Storage Temperature -40~+85

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