optical power meter

Advantest 8250A Optical Power MeterKey Features & SpecificationsProduct OverviewThe Advantest 8250A is a bench-type optical power meter ideally suited for R&D and production of laser diodes (LDs), optical pickups, and optical disk drives.Key Specifications:Display: 5½-digit displayResolution: 0.001 dBMeasurement Range: –35 dBm to +20 dBmInterfaces: GPIB and USB as standardMeasurement Speed: 10 readings/sec (FAST), 5 readings/sec (MED), 2 readings/sec (SLOW)Range Switching: 8 ranges, auto/manual/remoteSensor Options (9 types available): Three-wavelength optical sensors (82314B / 82324B / 82314BW) – Supports 405nm (Blu-ray), 650nm (DVD), and 780nm (CD) wavelength ranges. Features flat wavelength sensitivity and low incident-angle dependency.Blue-violet optical sensors (82312B / 82322B) – Optimized for 405nm Blu-ray disk applications with flat wavelength sensitivity and low incident-angle dependency.High-power optical sensors (82313B / 82323B) – Supports high-power measurement up to 200mW; capable of measuring high power density without saturation even at 0.1mmφ spot diameter.Low-cost general-purpose optical sensors (82311B / 82321B) – Available in both thin-type and cylindrical-type.Additional Features:Sensor power calibration wavelengths: 405nm / 650nm / 780nm (optional per wavelength)Compatible with TQ8210/TQ8215 series optical sensors (82014A / 82017A / 82015A / Q82018A)Low reflection design minimizes measurement deviation due to multi-reflection between sensor and pickupSCPI command compatibility for automated test system integrationApplications:R&D and production of laser diodes (LDs)Optical pickup evaluationOptical disk drive development and manufacturingAutomated test equipment (ATE) integration via GPIB/USB