Wide Wavelength Range: 0.35 to 1.75 µm Low Polarization Dependence: ± 0.1 dB or less High Input Sensitivity: -85 dB Unique Pulse Light Measurement Function Power Monitoring Function Versatile Memory Function Specifications Wavelength Measurement range: 0.35 to 1.75 µm Resolution: 0.1, 0.2, 0.5, 1.0, 2.0, 5.0 nm Accuracy: ± 0.5 nm (23 ± 5 °C), 1.0 nm (10 to 40°C) Repeatability: 0.1 nm or less (during one-minute repetitive sweep)