{"title":"SparkFun Triad Spectroscopy Sensor - AS7265x (Qwiic)","handle":"sparkfun-triad-spectroscopy-sensor-as7265x-qwiic","url":"/products/sparkfun-triad-spectroscopy-sensor-as7265x-qwiic","description":"The SparkFun Triad Spectroscopy Sensor combines three AS7265x spectral sensors with onboard UV, visible, and IR LEDs to measure light across 18 individual frequencies — from 410 nm (UV) to 940 nm (IR). It brings light spectroscopy to the desktop, allowing you to measure and characterise how different materials absorb and reflect light.\n\nThe sensor communicates over I2C (Qwiic) by default or via serial at 115,200 bps with an AT command set. An Arduino library is available for easy integration, and the Qwiic connector provides solderless plug-and-play wiring. Standard 0.1\" header pins are also broken out for breadboard use.\n\nKey Features\n\n\n18-Channel Spectral Measurement – 410 nm (UV) to 940 nm (IR)\n\nThree Sensor ICs – AS72651, AS72652, and AS72653 combined on one board\n\nOnboard Illumination – UV, visible, and IR LEDs for active spectroscopy\n\nHigh Precision – Down to 28.6 nW/cm² with ±12% accuracy\n\nQwiic I2C Interface – Solderless, polarised connector for easy hookup\n\nSerial Interface – 115,200 bps with AT command set\n\nArduino Library – Full-featured library for readings and LED control\n\n\nSpecifications\n\n\nSensor ICs: AS72651 + AS72652 + AS72653\n\nSpectral Range: 410–940 nm (18 channels)\n\nPrecision: 28.6 nW/cm²\n\nAccuracy: ±12%\n\nInterfaces: I2C (Qwiic) / Serial (115,200 bps)\n\nHeader Pins: 0.1\" spaced for breadboard use\n\n\nIdeal For\n\nLight spectroscopy and material analysis\nColour matching and quality control\nEnvironmental and agricultural sensing\nEducational spectroscopy experiments\n\n\nPackage Contents\n\n1× SparkFun Triad Spectroscopy Sensor (AS7265x, Qwiic)\n\n\nResources\n\nHookup Guide (SparkFun Learn)\n","vendor":"SparkFun","product_type":"physical","in_stock":false,"options":[],"variants":[{"id":7976,"title":"Default Title","sku":"SF-SEN-15050","price":143.99,"on_sale":false,"in_stock":false,"available_quantity":0,"option1":"Default Title"}]}