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Light Sources & Photodiodes

2um Fiber Optic broadband Circulator


  • Low Insertion Loss
  • Wideband Operation Operation
  • Low Polarization Dependent Loss for Polarization Independent Type
  • HIgh Extinction Ratio for Polarization Dependent Type
  • Flat Isolation, High Stability and High Reliability
  • Cost-efficient

Specifications :  

   Parameters Unit Min Typical Max
   Operation Wavelength nm 1900 2000 2100
   Insertion Loss* dB   1.3 2.0
   Polarization Dependent Loss (SM) dB   0.15 0.35
   Wavelength Dependent Loss dB   0.25 0.5
   Isolation** (Port2 -> Port1) dB 22 30  
   Isolation** (Port3 -> Port2) dB 15    
   Extinction Ratio (PM) dB 18 25  
   Power Handling ** W     1
   Return Loss dB 50 55  
   Operation Temperature °C 5   65
   Storage Temperature °C -40   85
   Fiber Type** NA PM1550 or PM1950 for PM, SMF-28e or SM1950 for SM or others

*: At room temperature, central wavelength, exclude connectors
**: High Isolation version, high power version and other options are available upon on request

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