The Advantest Q8331 Multi-Wavelength Meter provides simultaneous measurement of multiple wavelengths across the 1270 nm – 1680 nm range. It is ideal for DWDM channel analysis and laser wavelength stability testing in advanced fiber optic communication systems.
Key Features & Highlights
Multi-channel simultaneous wavelength detection
High resolution and accuracy for dense wavelength spacing
Fast scanning speed for dynamic measurements
Compact and automated for production or lab use
Accurate optical power readout for each channel
Technical Specifications (Typical)
| Parameter | Specification |
|---|---|
| Wavelength range | 1270 nm – 1680 nm |
| Wavelength accuracy | ± 0.001 nm |
| Power measurement range | –70 dBm to +10 dBm |
| Number of channels | Multiple simultaneous inputs |
| Measurement speed | High-speed scanning |
| Interface | GPIB / LAN |
| Operating temperature | 10 °C – 35 °C |
Applications
DWDM channel wavelength monitoring
Laser array and optical comb testing
Transceiver and tunable laser calibration
Optical lab and telecom system integration





















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