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            | Specifications | Details |  
            | Applicable optical fiber | 10 μm/125 μm SM fiber (ITU-T G.652), 50 μm/125 μm GI fiber |  
            | Optical connector | User replaceable: FC, SC, ST, DIN, LC |  
            | Wavelength measurement range | 600 nm to 1750 nm |  
            | Wavelength accuracy *1 | ±20 pm (1520 nm to 1620 nm, Resolution: 0.03 to 0.2 nm) *2 ±100 pm (1520 nm to 1620 nm, Resolution: 0.5, 1.0 nm) *2
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            | Setting resolution | 0.03, 0.05, 0.07, 0.1, 0.2, 0.5, 1.0 nm (RBW: 3 dB optical filter: transmission bandwidth) |  
            | Maximum input power | +23 dBm (Optical ATT: On) |  
            | Dynamic range *1 | High dynamic range: 60 dB (0.4 nm from peak wavelength) Normal dynamic range: 58 dB (0.4 nm from peak wavelength)
 [Resolution: 0.05 nm, 1550 nm, Optical ATT: Off, 20° to 30°C]
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            | Sweep | Sweep width: 0.2 nm to 1200 nm, 0 nm Sweep speed: ≤0.2 sec. (Span 5 nm)
 [Resolution: 0.1 nm, VBW=10 kHz, Normal dynamic range, center 1550 nm, sweep start to stop, no optical input, sampling point: ≤501]
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            | Dimensions and Mass | 426 (W) × 177 (H) × 350 (D) mm (excluding projections) ≤15.0 kg (without option) |  
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