The Agilent/Keysight 86141B is a high-performance optical spectrum analyzer engineered for precision characterization of optical components and systems across research, development, and manufacturing environments. Built on a patented double-pass monochromator design, it delivers simultaneous high sensitivity, dynamic range, and fast sweep times essential for DWDM component testing and multi-channel system analysis.
– Technical Specifications
• Wavelength Range: 600 nm to 1700 nm
• Resolution Bandwidth (FWHM): 0.07 nm to 10 nm (9 selectable steps)
• Dynamic Range: 70 dB
• Sensitivity: -90 dBm (1250–1610 nm)
• Wavelength Absolute Accuracy: ±0.5 nm
• Wavelength Linearity: ±0.01 nm (1525–1570 nm); ±0.02 nm for spans <40 nm
• Wavelength Repeatability: ±0.002 nm
• Power Measurement Accuracy: ±0.35 dB (-20 dBm at 1550 nm, 20–30°C); ±0.5 dB (-20 dBm at 1310/1510 nm)
• Flatness: ±0.2 dB (1525–1570 nm)
• Polarization Dependency: ±0.5 dB (1250–1650 nm)
• Maximum Input Power: +30 dBm (total); +15 dBm per channel
• Sweep Time: <180 ms (50 nm span, auto zero off)
• Power Requirements: 90–260 Vac, 44–444 Hz
• Operating Temperature: 0°C to 55°C
• Storage Temperature: –40°C to 70°C
• Dimensions: 222 mm H × 425 mm W × 427 mm D (or 163 mm H × 325 mm W × 427 mm D)
• Weight: 16.5 kg or 14.5 kg
– Key Features
• Optical input via 50/125 µm fiber; monochromator and photodiode outputs on 62.5/125 µm
• Multiple data interfaces: LAN, GPIB, Parallel (Centronics), VGA
• PS/2 keyboard and mouse support
• Operates in standard OSA mode, Filter Mode, or Power Meter Mode
• Optional preselector capability (Option H17) for single-mode (9/125 µm) applications
• Available source options: Current Source, White Light Source, EELED variants (1300/1550 nm, 1550 nm), and Wavelength Calibrator with acetylene gas cell
– Typical Applications
WDM systems, laser characterization, optical amplifier testing, and passive component analysis.
– Compatibility & Integration
The instrument functions as a standard OSA with external fiberoptic jumper connection between Monochromator Output and Photodetector Input connectors. External access to both outputs enables flexible configuration for specialized measurement modes.
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