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Keysight 81620B Silicon Optical head

The Keysight 81620B is a high sensitivity visible range optical head that connects to the 81618A or 81619A interface modules that fit the 8163A/B and 8164A/B Keysight/Agilent series mainframe. The 81620B optical head is made of a 5 mm Si (Silcium) sensor element and covers the range of 450-1020 nm wavelengths in a range of +10 to -90 dBm. Various connector interfaces are available for that head.

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81620B
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Description

Keysight81620B Optical Head

Specifications at a glance for the 81620B when used with Interface module 81618A or 81619A:

  • Wavelength Range: 450 to 1020 nm
  • Detector Type (Sensor Element): Silicon
  • Detector Size (diameter): 5 mm
  • Power Range: -90 dBm to +10 dBm
  • Wavelength Accuracy (Uncertainty): ± 2.2% (600 to 1020 nm)

Additional Information 

  • Applicable Fiber Type: Standard Single-mode And Multimode max. 100 µm core size, NA < 0.3
  •  Linearity: -80 to +3 dBm
  • Connector Type Options:
    • 81000FA: FC/PC connector adapter
    • 81000KA: SC/PC connector adapter
    • 81000PA: E-2000 connector adapter
    • 81000VA: ST/PC connector adapter
    • 81003LA : LC/PC connector adapter
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Product Details
81620B

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