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详细资料：
The Agilent 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.
