Product Center Home Product Center Intelligent Sensing 1/2/3/5/10/16mm InGaAs PD Photodiode Chip The 1/2/3/5/10/16mm InGaAs PD is a forward-illuminated photodiode chip with a center wavelength of 1550nm, a conductive substrate, four electrodes, and a photosensitive surface size of 1/2/3/5/10/16mm. Product Features High Responsiveness Ultra-low Dark Current Highly Photosensitive Surface Application Areas Optical Power Meter Instrumentation Product Performance Indicators