Описание - 81578A
The Keysight 81578A variable optical attenuator is designed for multimode fiber applications and features lowest insertion loss and excellent wavelength flatness over a complete attenuation range of 60 dB, for characterizing optical network components for telecomunication and data communication in systems.
Features:
- Built-in Shutter for Power Meter Zeroing
- Built-in Calibration Capability
Benefits:
- The integrated shutter protects test equipment and simplifies referencing and power meter zeroing without changes in the setup.
- Enhanced internal calibration feature reduces uncertainties and speeds up calibration in multi wavelength applications.
![](http://www.keysight.com/upload/cmc_upload/ck/zz-other/Promotion icons/lg-warranty-final_part 2_night grey.png)
- High Input Power Level: 2W
- Wide Wavelength Range: 700nm to 1400nm (MM)