optical spectrum analyzer

The HP 70951B (also branded as Agilent/Keysight) is an optical spectrum analyzer module designed for measuring optical spectra, featuring a unique double-pass monochromator. It is part of the 70000 Modular Measurement System and is a component of the HP 71451B Optical Spectrum Analyzer System.Key FeaturesWavelength Range: 600 nm to 1700 nmWavelength Accuracy: ±1 nmAbsolute Accuracy: ±0.3 nmWavelength Linearity: ±0.05 nm (for spans <40 nm)Wavelength Repeatability: ±0.005 nmWavelength Resolution: 0.02 nm (standard), 0.01 nm (optional)Sensitivity: -90 dBmDynamic Range: 60 dBPolarization Dependency: ±2.5 dB (600 to 1700 nm)Resolution Accuracy: ±30% (600 to 1700 nm)Sweep Time: 40 nm/50 msAdditional CharacteristicsOptimized for EDFA (Erbium-Doped Fiber Amplifier) testing with improved sensitivity and accuracyReal-time sweep ratesExcellent amplitude accuracyLow polarization dependencyWavelength and amplitude calibration across full measurement rangeSelectable input connectors for monochromator or photodetector inputOption 002 (Built-in White Light Source): 900-1700 nm wavelength rangeThe HP 70951B is a 4/8-width module that must be inserted into either an HP 70004A or HP 70001A mainframe.