|
|
The Advantest Q82227 Long Wavelength High-Sensitivity High-Power optical sensor for the Q8221 assures high accuracy of ±2.5% at calibration point. In broad band wavelength region, it assures ±4.5% accuracy by compensating the sensitivity curve over wavelengths of each sensors. Further more, the linearity of ±0.5% is assured. Specifications. Wavelength Range: 900 to 1650 nm. Power Range: -80 to +27 dBm. Power Max: 2000 mW (CW), 2000 mW (CHOP). Sensor Element: InGaAs. Measurement Accuracy At Calibration Wavelength: ±2.5% (CW), ±3.5% (CHOP) 1550 nm 1 mW. Linearity (At Averange Time 1 sec.): ±0.5%±10 pW -58 to +27 dBm 0 to 40°C. Noise Level At Averaging Time 1 sec: -80 dBm. Polarization Dependence (at wavelength 1550 nm): 0.05 dBp-p (Typical). Return Loss With APC,or slanted Rubbed Connector: 60 dB or more.
|