81578A Variable Optical Attenuator Module
Brand：Keysight
Name：Variable Optical Attenuator Module
Model：81578A
Condition：Second Hand
Whether to Measure：No
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Product Details
Main technical indicators and characteristics:
• Attenuation range: 0 dB to 60 dB
• High input power: 2W
• Wide wavelength range: 700 nm to 1400 nm (multimode)
• Built-in shutter provides power meter zeroing function
• Built-in calibration function
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