Anritsu MS9001B1 – Optical Spectrum Analyzer

The Anritsu MS9001B1 is an optical spectrum analyzer engineered for precise characterization of optical signals across the near-infrared and visible spectrum. It delivers high-speed measurement with a 0.3-second sweep capability and dynamic range of 50 dB, making it suitable for research, quality assurance, and diagnostic applications in optical communication systems.

Technical Specifications

• Wavelength Range: 600 nm to 1750 nm


• Input Power Range: −70 dBm to +10 dBm


• Power Accuracy: ±2 dB


• Dynamic Range: 50 dB


• Resolution Bandwidth: 0.2 nm to 5 nm (single-mode fiber); 0.1 nm available at specific wavelengths (1523 pm and 1532 pm)


• Linearity: 0.5 dB/20 dB and 1 dB/60 dB


• Sweep Time: 0.3 seconds for 0 to 2 nm sweep width


• Operating Temperature: 10°C to 40°C (15°C to 25°C for 0.1 nm and 0.2 nm resolution modes)

Key Features

• Spectral analysis for laser diodes (LD) and light-emitting diodes (LED)


• Fiber loss measurement and optical filter transmission characterization


• Zero marker function displays spectral half-width, wavelength, and power level numerically


• Averaging function for improved measurement stability


• Diffraction grating design ensures polarization-insensitive operation, enabling stable measurements from polarized sources

Typical Applications

• 1.55 µm band light-emitting element characterization for long-distance optical communications


• Loss characteristic measurement of optical components and materials using white-light sources


• High-resolution spectral profiling for precision optical signal analysis


• Laser and LED source diagnostics

Compatibility & Integration

• Remote Interface: GPIB


• Dimensions: 266 mm (H) × 426 mm (W) × 450 mm (D)


• Weight: Less than 30 kg


• Compatible with external white-light source modules such as the MG922A for broadband loss measurements