The Keysight 81571A feature excellent wavelength flatness and can handle high input power levels.
The Keysight 81571A 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 telecomunication and data communication in systems
| Key Features |
| Attenuation Range: 0dB to 60dB |
| High Input Power Level: 2W |
| Wavelength Flatness: < 0.05dB |
| High Attenuation Accuracy < 0.1dB |
| Repeatability < 10mdB |
| Wide Wavelength Range: 1200nm to 1700nm (SM) |
| Low Signal Distortion due to low PDL, PMD, CD |
| Built-in Shutter for Power Meter Zeroing |
| Built-in Calibration Capability |
| Benefits |
| The high optical performance enables testing of transmission systems and components with minimal impact on the input signal. |
| Unique combination of optical performance parameters gives you the flexibility to use and reuse the modular attenuator in different setups and applications. |
| 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. |
| Specifications |
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| Variable Optical Attenuator Module |
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| Model Overview |
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| Model | Connectivity | Fiber Type | Wavelength Range | Attenuation Range |
| 81570A | Straight connector, versitile interface | 9/125 μm SMF28 | 1200 nm to 1700 nm | 0 dB to 60 dB |
| 81571A | Angled connector | 9/125 μm SMF28 | 1200 nm to 1700 nm | 0 dB to 60 dB |
| 81576A | Straight connector, versatile interface | 9/125 μm SMF | 1250 nm to 1650 nm | 0 dB to 60 dB |
| 81577A | Angled connector, versatile interface | 9/125 μm SMF | 1250 nm to 1650 nm | 0 dB to 60 dB |
| 81578A #050 | Straight connector versatile interface | 50/125 μm MMF | 700 nm to 1400 nm | 0 dB to 60 dB |
| 81578A #062 | Straight connector versatile interface | 62.5/125 μm MMF | 700 nm to 1400 nm | 0 dB to 60 dB |
