Variable Optical Attenuator Modules with Power Control and Angled Interface

81577A - Keysight Technologies

The Keysight 81577A variable optical attenuator features lowest insertion loss and excellent wavelength flatness over a complete attenuation range of 60 dB, for characterizing optical network components for telecommunication and data communication in systems. Keysight's 81577A attenuator features power control functionality that allows you to set the output power level of the attenuator.