Agilent HP 81521B
Germanium Optical Head
Sensor Element: Germanium 5mm.
Power Range: +3 to -80dBm.
Wavelength Range: 900 to 1799nm
All our used & refurbished equipment is subject to electrical and cosmetic refurbishment in our In House Calibration Laboratory. We offer full warranty on all our equipment, supported by our Calibration & Repair Laboratory. Free shipping in the UK is standard. Please call or email us for a quick price quote

