The Advantest Q82208 Optical Sensor Head is a broadband optical detector covering the 800 nm to 1700 nm wavelength range. It is designed for use with the Q8221 Optical Power Meter and provides precise, low-noise optical power measurements across telecom and infrared bands.
Key Features & Highlights
Wide spectral coverage (800–1700 nm)
High linearity and accuracy over full range
Low noise floor and fast response
Compact and detachable sensor head
Compatible with Advantest Q82202 / Q82203 interfaces
Technical Specifications (Typical)
| Parameter | Specification |
|---|---|
| Wavelength range | 800 nm to 1700 nm |
| Power range | –80 dBm to +10 dBm |
| Detector type | InGaAs photodiode |
| Linearity | ±0.5 % typical |
| Noise level | Very low, ideal for weak signal detection |
| Polarization dependence | ≤ 0.05 dB |
| Connector type | FC or SC adapters |
| Dimensions | Compact sensor body |
| Temperature range | 0 °C to 40 °C |
Applications
Optical power measurement in C + L band systems
Characterization of fiber amplifiers and lasers
WDM and DWDM component testing
General-purpose optical measurement setups
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