Keysight 81624B Optical Power Head
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Keysight 81624B is an InGaAs optical power head with high accuracy, low PDL, low spectral ripple, and large area detector for flexible measurements.
Product details
| Model | 81624B |
| Manufacturer | Keysight |
| Category | Fiber Optic Test |
| Availability | Made to order |
Description
Overview
The Keysight 81624B is an InGaAs optical power head designed for low PDL, low spectral ripple, and high return loss in optical component testing. It features a large area detector (5 mm diameter) in a remote head for flexible positioning and is operated with single (81618A) or dual (81619A) interface modules in mainframes 8163B, 8164B, or 8166B.
Key Features
- Large area InGaAs detector (5 mm diameter)
- Wavelength range 800 nm to 1700 nm
- Power measurement range +10 dBm to -90 dBm
- Low polarization dependence ≤ ±0.005 dB (typical ±0.002 dB)
- Low spectral ripple ≤ ±0.005 dB (typical ±0.002 dB)
- Averaging times from 100 µs to 10 s
- Auto-ranging and min-max monitoring
- Data logging up to 20,000 samples
- Magnetic D-shaped adapter for quick change
- Analog output available
Applications
- Optical component characterization and testing
- Fiber optic system measurement
- Connector and bare fiber testing
- High-power optical signal measurement
Included Accessories
- Magnetic D-shape adapter
- Safe stand
- 81624DD adapter ring for threaded type adapters
Specifications
| Key Performance Specifications | Low polarization dependence ±0.002dB Low spectral ripple uncertainty: ±0.002dB Large area detector 5mm |
| Special Calibration Options | ±1.5% uncertainty with special calibration ±0.8% uncertainty with PTB calibration |
| Sensor Element | Si, Ø 5 mmGe, Ø 5 mmInGaAs, Ø 5 mmInGaAs, Ø 5 mmInGaAs |
| Wavelength Range | 450 nm to 1020 nm750 nm to 1800 nm800 nm to 1700 nm850 nm to 1650 nm800 nm to 1700 nm |
| Power Range | +10 dBm to –90 dBm+10 dBm to –80 dBm+10 dBm to –90 dBm+27 dBm to –70 dBm (1250nm – 1650nm) +23 dBm to –70 dBm (850nm – 1650nm) +40 dBm to –60 dBm (800nm – 1700nm) |
| 81624B | InGaAs head, highest accuracy |
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Keysight 81624B Optical Power Head
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