Keysight / Agilent 8156A Opt. 101 Optical Attenuator
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Keysight / Agilent 8156A Opt. 101 Optical Attenuator

This unit has some damage to the housing unit; however, this will not prevent it from functioning properly. Option 101 is the high performance version with straight optical contact connections (PC).

This instrument includes the standard Agilent optical interface (View Photo). The Agilent 81000xI Series optical interface connectors are sold separately. They are available for purchase from our website here: (Item #50516).

View Photo of damage to the housing unit.

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CE labeled RoHS Compliant
We typically stock RoHS compliant / CE marked equipment for this Keysight / Agilent 8156A.
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Stock # 47032-8
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Keysight / Agilent 8156A Optical Attenuator

  • 60dB Attenuation Range
  • 0.001dB Resolution
  • 1200nm to 1650nm Wavelength Range
  • HP-IB, GPIB Interface


The Agilent 8156A optical attenuator is ideal for making measurements on fast telecommunication systems. It is employed in R&D and production and is suitable for both single-mode and 50m multi-mode application. A variety of options for different return loss performance, built-in monitor paths and overall accuracy make the 8156A easily adaptable to your measurement requirements.

Important Notice: Please note that any additional items included with this equipment such as accessories, manuals, cables, calibration data, software, etc. are specifically listed in the above stock item description and/or displayed in the photos of the equipment. Please contact one of our Customer Support Specialists if you have any questions about what is included with this equipment or if you require any additional information.

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Keysight / Agilent 8156A Optical AttenuatorKeysight / Agilent 8156A Optical AttenuatorKeysight / Agilent 8156A Optical Attenuator
Keysight / Agilent 8156A Optical Attenuator

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Manuals, Datasheets, Drivers, Links

Agilent 8156A Datasheet (pdf) 
Agilent 8156A Manual (pdf) 
Link to Keysight / Agilent Website 

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