The Agilent HP 70951B Optical Spectrum Analyser measures 600 to 1700 nm, double-pass monochromator, real-Time sweep rates, -90 dBm sensitivity, 60 dB dynamic range. The 70951B has been optimized for EDFA testing with improved sensitivity and accuracy.

• Keysight (Agilent) 70951B - Datasheet (3 MB)