Optical Sensors, Sensors Agilent 81521A – Optical Sensor November 11, 2013 Jeff Newman Agilent 81521A – Optical Sensor The Agilent 81521A Optical Head •Wavelength range: 900 to 1700nm •Power range: +3 to -80dBm Share this:Share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on StumbleUpon (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Reddit (Opens in new window)