現貨若干個，價格好，歡迎同行調貨！
要技術指標 Key performance specifications •Low PDL uncertainty ±0.002dB •Low spectral ripple uncertainty: ±0.002dB •High input power levels up to +40dBm with Integrating sphere Special calibration option •±1.5% uncertainty with special calibration •±0.8% uncertainty with PTB calibration