Pololu Pololu QTRX-HD-07RC Reflectance Sensor Array

This Pololu QTRX-HD-07RC Reflectance Sensor Array is great for precisely identifying changes in contrast/reflectance (like line-detection). It operates from 2.9 V to 5.5 V and offers dimmable brightness control independent of the supply voltage. Pololu QTRX-HD-07RC Reflectance Sensor Array with 7 sensors (4mm pitch); Features high-performance, low-current QTRX sensors with lenses; Optimal range: 10 mm / Maximum range: 40 mm; LED current: 3.5 mA / Maximum current draw: 17 mA; Peak wavelength: 940 nm; Outp...